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Manifolds for Mercruiser
| Code / Price | Name / Description |
| AP5501 $249.00 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser 4 Cylinder, Rochester 5 Bolt
Manifold for Mercruiser 4 cylinder with Rochester Carburetor (5-bolt pattern) |
| BARBB4MERMK $659.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 454 7.4L, 502 8.2L V8 4"
Exhaust Manifold Kit for Mercruiser Big Block V8 GM 454/502 CID with 4" Center Rise exhaust This kit requires a 4" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - BARMC-20-44354 4" Risers, 2 - Riser Gaskets, 2 - BARMC-1-89011 Manifolds, 2 - Manifold Gaskets, and all necessary mounting hardware and plugs (as pictured) NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed 
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| BARMC-1-52390 $263.50 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser GM 181 3.0L 4 Cyl Log
direct replacement manifold for a 3.0l Mercruiser. It is a log style manifold used from 1968 to 1982. OEM # 52390A1 |
| BARMC-1-58759 $510.00 Quantity in Basket: none |
Exhaust Manifold Mercruiser Inline 6 165 & 200
Manifold fits Mercruiser GM 165 hp inline 6 cylinder (Original replacement) |
| BARMC-1-860235 $423.30 Quantity in Basket: none |
Exhaust Manifold, Mercruiser GM 181 3.0L 90-up
Exhaust Manifold Assembly for Mercruiser Model 3.0LX/3.0L GM 181 CID Inline 4 cyl. (1990 and up) with Mercarb flange 1-5/16" X 3-5/8". 3.0L GM 181 Inline 4 1990-1994, 3.0L GM 181 Inline 4 1998, 3.0L GM 181 Inline 4 1990-1995, 3.0L GM 181 Inline 4 1996-1997, 3.0L GM 181 Inline 4 1999-Current. This item replaces Merc. OEM: 806867A12. This manifold includes all plugs, gaskets and mounting hardware to mount to head.
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| BARMC-1-95862 $260.95 Quantity in Basket: none |
Manifold, Mercruiser GM 153 2.5L, 181 3.0L with Rochester Carb
Manifold, replaces Merc # 95862A5. Fits most late model 2.5L & 3.0L with Rochester Carb. (6-Bolt pattern) No choke stove |
| BARMC-1-99798 $260.95 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser 120-140 MerCarb 6 Bolt 83-89
Exhaust Manifold Assembly for Mercruiser Models 120/140 GM 153/181 CID Inline 4 Cyl. (1982-1989) with Mercarb flange 1-15/16" X 3-5/8" (6-bolt pattern) Note: This Manifold will replace 5 Bolt Models as Well |
| BARMC1-47735 $328.10 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser GM 454 7.4L V8, Port
Exhaust Manifold for GM 454 cid log style Mercruiser (port side) Models 325, 330, 350, 370 and 400 Inboard Units with Log Style manifolds OEM: B-47735A1 |
| BARMC1-47736 $328.10 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser GM 454 7.4L V8, Starboard
Exhaust Manifold for GM 454 cid log style Mercruiser (starboard side) Models 325, 330, 350, 370 and 400 Inboard Units with Log Style manifolds OEM: B-47736A1 |
| BARMC1-47737 $328.10 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser GM 305 5.0L, 350 5.7L V8 Port
Exhaust Manifold for GM Small Block V8 Mercruiser Models 225, 250, 255, 270, 280 (port side) OEM: B-47737A |
| BARMC1-47738 $328.10 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser GM 305 5.0L, 350 5.7L V8 Starboard
Exhaust Manifold for GM Small Block V8 Mercruiser Models 225, 250, 255, 270, 280 (starboard side) OEM: 8-47738 A1 |
| BARSB4MERMK $499.00 Sorry, BARSB4MERMK is temporarily backordered. Please check back later. Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 305 5.0L, 350 5.7L V8 4"
Exhaust Manifold Kit for Mercruiser Small Block V8 GM 305/350 CID 1987 & up with 4" exhaust This kit requires a 4" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - BARMC-20-44354 4" Risers, 2 - Riser Gaskets, 2 - BARMC-1-87114 Manifolds, 2 - Manifold Gaskets, and all necessary mounting hardware and plugs (as pictured) NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPI58992 $895.00 Quantity in Basket: none |
Manifold Conversion Kit, Mercruiser V6
Manifold Conversion Kit is designed to convert all Single Piece Exhaust Manifolds to the Center Riser Manifolds on V6 4.3L Engines with GM 262 CID Blocks from 1996 to 2000 that have Raw Water Cooling. Kit includes 2 Manifolds, 2 Risers, 2 Elbows, Exhaust Tubes, Gaskets, Hardware (as pictured) *Does NOT contain original exhaust tube (OEM: 32-807458T) to be used with original Y-Pipe. You may re-use original exhaust tube with this kit. Used to replace One-Piece manifold/risers like these:  Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Cast Iron Exhaust Parts come with a 3-Year Manufacturer's Warranty!
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| BPIBB3BAR $499.00 Quantity in Basket: none |
Manifold, Exhaust Kit, GM 454 7.4L, 502 8.2L V8 Barr 3"
Exhaust Manifold Kit for GM Big Block V8 454/502 CID Barr Style With 3" Exhaust This kit requires a 3" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC992 3" Risers, 2 - OSC992-G Riser Gaskets, 2 - OSCCW994 Manifolds, 2 - OSCCW-GH Manifold Gaskets Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPIBB3MER $579.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser 454 7.4L, 502 8.2L V8 3"
Exhaust Manifold Kit for Mercruiser Big Block V8 454/502 CID Center Riser with 3" exhaust This kit requires a 3" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC8503A 3" Risers, 2 - OSC8503-GR Riser Gaskets, 2 - OSC9011 Manifolds, 2 - OSCCW-GH Manifold Gaskets NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPIBB4BAR $559.00 Quantity in Basket: none |
Manifold, Exhaust Kit, GM 454 7.4L, 502 8.2L V8 Barr 4"
Exhaust Manifold Kit for GM Big Block V8 454/502 CID Barr Style With 4" Exhaust This kit requires a 4" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC99204 4" Risers, 2 - OSC992-G Riser Gaskets, 2 - OSCCW994 Manifolds, 2 - OSCCW-GH Manifold Gaskets Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPIBB4MER $629.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 454 7.4L, 502 8.2L V8 4"
Exhaust Manifold Kit for Mercruiser Big Block V8 454/502 CID Center Riser with 4" exhaust This kit requires a 4" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC4354 4" Risers, 2 - OSC8503-GR Riser Gaskets, 2 - OSC9011 Manifolds, 2 - OSCCW-GH Manifold Gaskets NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPIMANCONVKIT $529.00 Quantity in Basket: none |
Conversion Kit, Exhaust, GM 262 4.3L V6, Mercruiser
Kit to Convert 1-piece manifold/riser to accept a 2-piece manifold/riser setup without changing the Y-Pipe. Includes 2 MER14478T01 Exhaust Elbows (or equivalent) Fits Mercruiser V6 NOTE: This kit DOES NOT include the manifolds required for conversion.
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| BPISB3BAR $449.00 Quantity in Basket: none |
Manifold, Exhaust Kit, GM 305 5.0L, 350 5.7L V8 Barr 3"
Exhaust Manifold Kit for GM Small Block V8 305/350 CID Barr Style With 3" Exhaust This kit requires a 3" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC992 3" Risers, 2 - OSC992-G Riser Gaskets, 2 - OSC994 Manifolds, 2 - OSCCV-GH Manifold Gaskets Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPISB3MER $469.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 305 5.0L, 350 5.7L V8 3"
Exhaust Manifold Kit for Mercruisers with the Small Block V8 GM 305/350 CID Center Risers 1983-1986 with 3" exhaust This kit has 3 inch center risers, and was used from 1983 thru 1986 (partial). This kit includes: 2 - OSC7114B Manifolds, 2 - OSCCV-GH Manifold Gaskets, 2 - OSC8503A 3" Risers, 2 - OSC8503-GR Riser Gaskets This Kit will replace the Original Mercruiser equipment. NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPISB4BAR $459.00 Quantity in Basket: none |
Manifold, Exhaust Kit, GM 305 5.0L, 350 5.7L V8 Barr 4"
Exhaust Manifold Kit for GM Small Block V8 305/350 CID Barr Style With 4" Exhaust This kit requires a 4" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC99204 4" Risers, 2 - OSC992-G Riser Gaskets, 2 - OSC994 Manifolds, 2 - OSCCV-GH Manifold Gaskets Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPISB4MER $499.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 305 5.0L, 350 5.7L V8 4"
Exhaust Manifold Kit for Mercruiser Small Block V8 GM 305/350 CID 1987 & up with 4" exhaust This kit requires a 4" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC4354 4" Risers, 2 - OSC8503-GR Riser Gaskets, 2 - OSC7114B Manifolds, 2 - OSCCV-GH Manifold Gaskets NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPISBF3BAR $459.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Ford 302 5.0L, 351 5.8L V8 3" Barr
Exhaust Manifold Kit For Barr Small Block Ford V8 302/351 CID with 3" Risers This kit requires a 3" I.D. Exhaust hose to be connected to the riser. Kit includes all manifolds risers and gaskets to replace exhaust on one engine -add $30 for mounting hardware -add $40 for 3-1/2" Riser option Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPISBF4BAR $499.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Ford 302 5.0L, 351 5.8L V8 4" Barr
Exhaust Manifold Kit For Barr Small Block Ford V8 302/351 CID with 4" Risers This kit requires a 4" I.D. Exhaust hose to be connected to the riser. Kit includes all manifolds risers and gaskets to replace exhaust on one engine add $30 for mounting hardware Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPIV63MER $579.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 262 4.3L V6 3"
Exhaust Manifold Kit for Mercruiser V6 Before 1986 with 3" exhaust This kit requires a 3" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC8503A 3" Risers, 2 - OSC8503-GR Riser Gaskets, 2 - OSC9745 Manifolds, 2 - OSCCS-GH Manifold Gaskets NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| BPIV64MER $629.00 Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 262 4.3L V6 4"
Exhaust Manifold Kit for Mercruiser V6 1987 & up with 4" exhaust This kit requires a 4" I.D. Exhaust hose to be connected to the riser. This kit includes: 2 - OSC4354 4" Risers, 2 - OSC8503-GR Riser Gaskets, 2 - OSC9745 Manifolds, 2 - OSCCS-GH Manifold Gaskets NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| GLM51230 $129.95 Sorry, GLM51230 is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Manifold, Mercruiser GM 305 5.0L, 350 5.7L V8 83-up
Exhaust Manifold Assembly (Iron Casting) Fits Mercruiser Model 200-320 GM 305/350/377 CID V8 Small Block (1983 - up) OEM: 860246A10 NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. GLM Cast Iron Manifolds and Risers come with a 3-year warranty (PDF)!
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| GLM56240 $169.95 Quantity in Basket: none |
Exhaust Manifold GM 454 7.4L, 502 8.2L V8, Barr CW994
Barr Style Exhaust Manifold Assembly; Fits Barr/Indmar/Marine Power GM Big Block V8 7.4/8.2L 454/502 CID OEM: CHVA-1-84 (Barr) GLM Cast Iron Manifolds and Risers come with a 3-year warranty (PDF)!
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| GLM59223 $813.49 GLM59223 is not available, check back soon Quantity in Basket: none |
Exhaust Manifold Kit, Aluminum, Mercruiser GM 262 4.3L V6 3"
Aluminum Manifold/Riser Kit for GM V6 4.3L Mercruiser, 3" Exhaust Includes 2 aluminum risers, 2 aluminum manifolds, all gaskets and hardware shown GLM Aluminum Manifolds and Risers come with a 2-year warranty (PDF)!
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| GLM59225 $699.95 GLM59225 is not available, please check back. Quantity in Basket: none |
Exhaust Manifold Kit, Aluminum, Mercruiser GM 262 4.3L V6 4"
Aluminum Manifold/Riser Kit for GM V6 4.3L Mercruiser, 4" Exhaust Includes 2 aluminum risers, 2 aluminum manifolds, all gaskets and hardware shown GLM Aluminum Manifolds and Risers come with a 2-year warranty (PDF)!
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| GLMBB3MER $499.00 Quantity in Basket: none |
Exhaust Kit, Mercruiser, GM Big Block 3"
Exhaust Kit: Fits Mercruiser GM Big Block V8 with 3" Center Riser Exhaust. This kit requires a 3" I.D. Exhaust hose to be connected to the riser. Includes 2 GLM51240 Manifolds, 2 GLM51110 Risers, 2 Manifold Gaskets, 2 Riser Gaskets GLM Cast Iron Manifolds and Risers come with a 3-year warranty (PDF)! Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| GLMBB4BAR $429.95 Sorry, GLMBB4BAR is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Kit, Barr Style, GM Big Block 4"
This Exhaust Kit fits GM V8 Big Block with Barr Style 4" Center Riser Exhaust. This kit requires a 4" I.D. Exhaust hose to be connected to the riser. Includes 2 GLM56240 Manifolds, 2 GLM56140 Risers, 2 Manifold Gaskets, 2 Riser Gaskets. A Barr Style that has been used on many generic applications, and some Marine Power and Barr Engines. GLM Cast Iron Manifolds and Risers come with a 3-year warranty (PDF)! Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| HGE58992 $895.00 Sorry, HGE58992 is temporarily backordered. Please check back later. Quantity in Basket: none |
V6 Manifold Conversion Kit, Mercruiser
Manifold Conversion Kit is designed to convert all Single Piece Exhaust Manifolds to the Center Riser Manifolds on V6 4.3L Engines with GM 262 CID Blocks from 1996 to 2000 that have Raw Water Cooling. Kit includes 2 Manifolds, 2 Risers, 2 Elbows, Exhaust Tubes, Gaskets, Hardware *Does NOT contain original exhaust tube (OEM: 32-807458T) to be used with original Y-Pipe. You may re-use original exhaust tube with this kit. Used to replace One-Piece manifold/risers like these: Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Cast Iron Exhaust Parts come with a 3-Year Manufacturer's Warranty!
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| HGE7114 $159.95 Sorry, HGE7114 is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Manifold, Mercruiser GM 305 5.0L, 350 5.7L V8 Center Rise
This manifold fits for Mercruiser GM Small Block V8 305 - 350 cu.in. Models 220, 228, 230, 260 and 898. Replaces: AP5500; OSC7114B; MC-1-87114; MP0994-100; Sierra 18-1953-1; GLM 51230 Click Here for a front and rear view of this manifold NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. HGE Cast Iron Manifolds and Risers come with a 3-year warranty!
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| HGE7114ALUM $199.00 Sorry, HGE7114ALUM is temporarily backordered. Please check back later. Quantity in Basket: none |
Aluminum Exhaust Manifold, Mercruiser GM 305 5.0L, 350 5.7L V8 Center Rise
Aluminum manifold fits for Mercruiser GM Small Block V8 305 - 350 cu.in. Models 220, 228, 230, 260 and 898. Replaces: AP5500; OSC7114B; MC-1-87114; MP0994-100; Sierra 18-1953-1; GLM 51230 Click Here for an exhaust port view of this manifold NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. HGE Manifolds and Risers come with a 3-year warranty!
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| HGE7234 $209.00 Sorry, HGE7234 is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Manifold Mercruiser GM 5.0L-305, 5.7L-350 V8 Log (Port) 82-prior
Log Style Manifold for a Mercruiser. It will fit a GM small block V8 on the Port side, and was used up to 1982 on 305-350 C.I.D. models 198, 228, 255, 260, and 898 Inboard and Sterndrives. This manifold uses a 90° down angle riser for most sterndrives, and a 0° down angle riser for most inboard applications. Replaces: Mercruiser: 77234B Osco: 7234B Barr: MC-1-77234 GLM: 51237 Sierra: 18-1950-1 Marine Power: 0999-710 Aqua Power: 5508 Click here to see reverse side of this manifold HGE Cast Iron Manifolds and Risers come with a 3-year warranty! |
| HGE7235 $209.00 Quantity in Basket: none |
Exhaust Manifold Mercruiser GM 5.0L-305, 5.7L-350 V8 Log (Stbd) 82-prior
Log Style Manifold for a Mercruiser. It will fit a GM small block V8 on the Starboard side, and was used up to 1982 on 305-350 C.I.D. models 198, 228, 255, 260, and 898 Inboard and Sterndrives. This manifold uses a 90° down angle riser for most sterndrives, and a 0° down angle riser for most inboard applications. Replaces: Mercruiser: 77235B Osco: 7235B Barr: MC-1-77235 GLM: 51238 Sierra: 18-1951-1 Marine Power: 0999-712 Aqua Power: 5509 Click here to see reverse side of this manifold HGE Cast Iron Manifolds and Risers come with a 3-year warranty! |
| HGE8759 $489.00 Sorry, HGE8759 is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Manifold Mercruiser 165 & 200 Inline 6
Log Style Exhaust Manifold for Mercruiser Inline 6 Cylinder Fits 250 and 292 cu.in. Model 165 and 200 Mercruiser Inline 6 applications Includes 1 Manifold Gasket, 2 End Gaskets, 1 Open Riser Gasket, 1 Closed Riser Gasket, 1 Carburetor Gasket, 8 5/16"X1" Studs/Lock Washers, 4 3/8"X1-3/4" Studs/Nuts/Lockwashers, and 6 3/8"X5-3/4" Studs/Nuts/Lockwashers as pictured. Replaces: Mercruiser OEM: 58759 Aqua Power 5528 GLM 51224 Barr MC-1-58759 Osco 8759 Marine Power 0995-000 Click here to see reverse side of this manifold HGE Cast Iron Manifolds and Risers come with a 3-year warranty! |
| HGE9011 $169.00 Sorry, HGE9011 is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Manifold, GM 454 7.4L, 502 8.2L V8 Mercruiser
Exhaust Manifold for Mercruiser GM V8 Big Block Engine Models 330, 340 and 454 Magnum Inboard and stern-drive unit Replaces: AP5506; OSC9011; MC-1-89011; MP0991-100 Click Here for a front and rear view of this manifold NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. HGE Cast Iron Manifolds and Risers come with a 3-year warranty!
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| HGE9011ALUM $209.00 Quantity in Basket: none |
Aluminum Exhaust Manifold, GM 454 7.4L, 502 8.2L V8 Mercruiser
Aluminum Exhaust Manifold for Mercruiser GM V8 Big Block Engine Models 330, 340 and 454 Magnum Inboard and stern-drive unit Replaces: AP5506; OSC9011; MC-1-89011; MP0991-100 Click Here to view the exhaust port side of this manifold NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. HGE Manifolds and Risers come with a 3-year warranty!
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| HGE9746 $149.00 Sorry, HGE9746 is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Manifold, most Mercruiser GM 4.3L-262 V6 83-up
Exhaust Manifold Assembly (Iron Casting) Fits Mercruiser GM V6 Model 229 cu.in. and 262 cu.in. Model 185R, 185MR, 205R and 205MR (1983 - up) Replaces Mercruiser: 99746A17, 99745, 99746 Barr: MC-1-99746 GLM: 51220 Marine Power: 0996-000 Osco: 9745 Sierra: 18-1952-1 Aqua Power: 5505 Includes Manifold and Riser Gaskets along with necessary mounting hardware Click Here for a front and rear view of this manifold NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. HGE Cast Iron Manifolds and Risers come with a 3-year warranty!
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| HGEBB4MER $539.00 Sorry, HGEBB4MER is temporarily backordered. Please check back later. Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 7.4L-454, 8.2L-502 V8 4"
Exhaust Manifold Kit which fits Mercruiser GM Big Block V8 with 4 " Center Riser Exhaust. This kit requires a 4" I.D. Exhaust hose to be connected to the riser. Includes 2 HGE9011 Manifolds, 2 HGE4354 Risers, Manifold Gaskets, Riser Gaskets and Mounting Hardware. NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. HGE Cast Iron Manifolds and Risers come with a 3-year warranty! Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| HGEBB4MER-ALUM $659.00 Quantity in Basket: none |
Aluminum Manifold, Exhaust Kit, Mercruiser GM 7.4L-454, 8.2L-502 V8 4"
Aluminum Exhaust Manifold Kit which fits Mercruiser GM Big Block V8 with 4" Center Riser Exhaust. This kit requires a 4" I.D. Exhaust hose to be connected to the riser. Includes 2 HGE9011ALUM Manifolds, 2 HGE4354ALUM Risers, Manifold Gaskets, Riser Gaskets and Mounting Hardware. NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. HGE Manifolds and Risers come with a 3-year warranty!
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| HGESB3MER $469.00 Sorry, HGESB3MER is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Kit, Mercruiser, GM Small Block V8 3 inch
This Exhaust Kit fits Mercruiser GM Small Block V8 with 3" Center Riser Exhaust. This kit requires a 3" I.D. Exhaust hose to be connected to the riser. Includes 2 HGE7114 Manifolds, 2 GLM51110 Risers, Manifold Gaskets, Riser Gaskets. Cast Iron Manifolds and Risers come with a 3-year manufacturer's warranty! Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| HGESB4MER $469.00 Sorry, HGESB4MER is temporarily backordered. Please check back later. Quantity in Basket: none |
Manifold, Exhaust Kit, Mercruiser GM 5.0L-305, 5.7L-350 V8 4"
Exhaust Manifold Kit which fits Mercruiser GM Small Block V8 with 4" Center Riser Exhaust. This kit requires a 4" I.D. Exhaust hose to be connected to the riser. Includes 2 HGE7114 Manifolds, 2 HGE4354 Risers, Manifold Gaskets, Riser Gaskets for both fresh water and raw water cooling and mounting hardware. NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. HGE Cast Iron Manifolds and Risers come with a 3-year warranty! Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| HGESB4MER-ALUM $599.00 Sorry, HGESB4MER-ALUM is temporarily backordered. Please check back later. Quantity in Basket: none |
Aluminum Manifold, Exhaust Kit, Mercruiser GM 5.0L-305, 5.7L-350 V8 4"
Aluminum Exhaust Manifold Kit which fits Mercruiser GM Small Block V8 with 4" Center Riser Exhaust This kit requires a 4" I.D. Exhaust hose to be connected to the riser. Includes 2 HGE7114ALUM Manifolds, 2 HGE4354ALUM Risers, Manifold Gaskets, Riser Gaskets for both fresh water and raw water cooling and mounting hardware. NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. HGE Manifolds and Risers come with a 3-year warranty!
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| HGEV64MER $499.95 Sorry, HGEV64MER is temporarily backordered. Please check back later. Quantity in Basket: none |
Exhaust Kit, Mercruiser, GM 4.3L V6, 4 inch Exhaust
This Exhaust Kit fits Mercruiser GM V6 (1987-up) with 4" Center Riser Exhaust. This kit requires a 4" I.D. Exhaust hose to be connected to the riser. Includes 2 HGE9746 Manifolds, 2 BARMC-20-44354 Risers, Manifold Gaskets, Riser Gaskets for both fresh water and raw water cooling and all necessary mounting hardware. Mercruiser used 4.0" Risers from 1986 & Up. If you do have a 1986, measure the outlet on the riser. This was a transition year & some are 3.0". NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems. HGE Cast Iron Manifolds and Risers come with a 3-year warranty! Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi Shipping outside of the contiguous US will be sent by email after the order is placed
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| MER806867A12 $399.00 Quantity in Basket: none |
Manifold, Mercruiser 3.0L, 3.0LX Mercarb
Manifold for Mercruiser 3.0L (1998-up) and 3.0LX (1990-1997) Inline 4 Cyl. with Mercarb Flange Includes Gaskets, mounting hardware and Carburetor fuel line. |
| MER816219A5 $899.00 Quantity in Basket: none |
Manifold, Exhaust, Aluminum, Mercruiser 3.7L
Aluminum Manifold for a Mercruiser 3.7L (224 c.i.d.). It uses riser OSC8561. If you are replacing a cast iron manifold of the same style with this aluminum one, you must also replace the riser. |
| MER864612T01 $315.00 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser V6 Dry-Joint
port or starboard manifold for Mercruiser V6 with Dry Joint Exhaust It fits MCM GM 4.3L V6 262 CID 2002 and newer (Serial Numbers: 0M615000 and up) Replaces OEM: 864612T01 How to determine if you have Dry-Joint Exhaust |
| OSC5603 $229.00 Quantity in Basket: none |
Manifold (Starboard) Ford Mercruiser Log
Log Style Manifold for a Mercruiser. It will fit a Ford small block V8 302/351 on the Starboard side, and was used from 1970 to 1977. This manifold uses an OSCO6351 90° down angle riser for most sterndrives, and an OSC6771 0° down angle riser for most inboard applications. This item replaces Merc. oem # 65603. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSC5604 $229.95 Quantity in Basket: none |
Exhaust Manifold (Port) Ford Mercruiser Log
Log Style Manifold for a Mercruiser. It will fit a Ford small block V8 302/351 on the Port side, and was used from 1970 to 1977. This manifold uses an OSCO6351 90° down angle riser for most sterndrives, and an OSC6771 0° down angle riser for most inboard applications. This item replaces Merc. oem # 65604. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSC7114B $159.95 Quantity in Basket: none |
Exhaust Manifold Mercruiser GM 305 5.0L, 350 5.7L V8 83-up
manifold to replace the original on a Mercruiser with a small block GM V8 Center Riser. It was used from 1983 and up. The riser that it uses is OSC8503A for 3.0", and riser NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSC7234B $209.00 Quantity in Basket: none |
Exhaust Manifold Mercruiser GM 305 5.0L, 350 5.7L V8 Log (Port)
Log Style Manifold for a Mercruiser. It will fit a GM small block V8 on the Port side, and was used up to 1982. This manifold uses an OSCO6351 90° down angle for most sterndrives, and an OSC6771 0° down angle for most inboard applications. This item replaces Merc. oem # 77234B. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSC7235B $209.00 Quantity in Basket: none |
Exhaust Manifold Mercruiser GM 305 5.0L, 350 5.7L V8 Log (Starboard)
Log Style Manifold for a Mercruiser. It will fit a GM small block V8 on the Starboard side, and was used up to 1982. This manifold uses an OSCO6351 90° down angle for most sterndrives, and an OSC6771 0° down angle for most inboard applications. This item replaces Merc. oem # 77235B. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSC9011 $199.00 Quantity in Basket: none |
Exhaust Manifold, Mercruiser GM 454 7.4L, 502 8.2L V8
Exhaust Manifold for Mercruiser applications. It is a center riser Manifold that was used on GM Big Block Engines From 1983 & up. It uses Riser OSC8503A for the 3.0", and OSC4354 for the 4.0". Also, the mounting kit is OSC9011-MK. NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSC9745 $189.00 Quantity in Basket: none |
Manifold, Mercruiser GM 262 4.3L V6
Exhaust Manifold for a Mercruiser. It is for a GM V6 with a Center Riser application. It was used from 1983 & up. It uses 3.0" Riser OSC8503A, and 4.0" Riser OSC4354. It also uses Mounting Kit OSC9745-MK. NOTE: This manifold WILL NOT FIT Dry Joint Exhaust Systems. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSC994 $159.00 Quantity in Basket: none |
Manifold, Barr style GM 305 5.0L, 350 5.7L V8, 4-bolt risers
Barr Style Manifold for a Small Block GM engine. It is a popular manifold for converting from log style to center riser, and was used stock by some Indmar Marine, Barr Marine, and Marine Power. It can be used with Riser OSC992 (3.0") with 10° down angle, OSC99204 (4.0") with 10° down angle, and OSC2018 (3.0") with 30° down angle. Use Manifold Mounting kit OSC994-MK, Riser Mounting Kit OSC992MK for Raw Water Cooling (without heat exchanger), and Riser Mounting Kit OSC992MK-FW for Fresh Water Cooling (with heat exchanger). This item replaces Barr # CHV-1-83, and Marine Power # 0994-000. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCCV818-350XBE $229.95 Quantity in Basket: none |
Manifold, Exhaust, GM 305 5.0L, 350 5.7L V8 Log Style
Log Style Manifold Assembly. Fits GM V8 283 / 305 / 307 /327 / 350 / 400 cu.in. engines. Includes OSCBW Front Plate for 1/2" pipe fittings and OSCBE End Plate for 2-1/2" threaded, (2) OSCBG End Plate Gaskets, and manifold mounting hardware. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCCVCR818 $159.00 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser GM 305 5.0L, 350 5.7L V8
Generic replacement Manifold for Mercruiser GM small block with 6-bolt risers Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCCW994 $169.00 Quantity in Basket: none |
Manifold, Barr Style GM 454 7.4L, 502 8.2L V8 Center Riser
Generic Barr style manifold for GM big block with 4-bolt risers Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCFL994 $169.95 Quantity in Basket: none |
Manifold, Exhaust, Barr Style Ford 302 5.0L, 351 5.8L V8
Generic Barr style Manifold for Ford small block with 4-bolt risers Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCFLCR818 $169.00 Quantity in Basket: none |
Manifold, Exhaust, Mercruiser Ford 302 5.0L, 351 5.8L V8
Generic replacement Manifold for Mercruiser Ford small block with 6-bolt risers Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCME153-LR $249.00 Sorry, OSCME153-LR is temporarily backordered. Please check back later. Quantity in Basket: none |
Manifold, Exhaust, Mercruiser GM 4 Cyl (carb bbl fore-aft)
Manifold for Mercruiser 110 & 120 4 Cylinder engines prior to 1983 (Carburetor barrels fore/aft) Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCME153-LS $249.00 Sorry, OSCME153-LS is temporarily backordered. Please check back later. Quantity in Basket: none |
Manifold, Exhaust, Mercruiser GM 4 Cyl (carb bbl side-side)
Manifold for Mercruiser 110 & 120 4 Cylinder engines prior to 1983 (Carburetor barrels side by side) Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCMO618-55 $459.00 Quantity in Basket: none |
Manifold Assembly, Mercruiser GM 250 4.1L Inline 6 Cyl
Manifold Assembly fits Mercruiser 250 cu.in. GM in-line six cylinder engines equipped with Mercruiser riser # ’s 39920 or 55538. Includes: plastic 90° Water Fitting, Front Plate, Rear Plate, end plate gasket, Riser Adapter, Riser Adapter Gasket, Carburetor gasket and mounting hardware. Does not include manifold to cylinder head gasket. NOT AN EXACT Replacement - WILL FIT ABOVE APPLICATION Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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| OSCMO618-63 $459.00 Quantity in Basket: none |
Manifold Assembly, Mercruiser GM 250 4.1L Inline 6 Cyl
Manifold Assembly fits Mercruiser 250 cu.in. GM in-line six cylinder engines equipped with Mercruiser riser # ’s 76351, 76325, 60426, 49964, 76771 or 60427. Includes: Plastic 90° water fitting, front plate, rear plate, end plate gasket, riser adapter, riser adapter gasket, Carburetor gasket and mounting hardware. Does not include manifold to cylinder head gasket. NOT AN EXACT Replacement - WILL FIT ABOVE APPLICATION Osco Manifolds and Risers come with a 3-year warranty (PDF)!
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