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Home > Inboard Parts > OMC Inboards > Exhaust System for OMC Inboards > Manifolds for OMC Inboards


Manifolds for OMC Inboards
Code / Price Name / Description
BAROMC-1-979758   

$196.35
   
Quantity in Basket: none
Manifold, Exhaust, OMC Buick 231 V6 , Port


Direct replacement log style exhaust manifold (port side). (Replaces OMC part # 979758)
Fits OMC V6 - 155 HP Buick


BAROMC-1-979759   

$196.35
   
Quantity in Basket: none
Manifold, Exhaust, OMC Buick 231 V6 , Starboard


Direct replacement log style exhaust manifold (starboard side) . (Replaces OMC part # 979759)
Fits OMC V6 - 155 HP Buick


BAROMC-1-979760   

$293.25
   
Quantity in Basket: none
Manifold, Exhaust, OMC GM 305 5.0L, 350 5.7L V8, Port Side


Direct replacement log style exhaust manifold (port side). (Replaces OMC part # 979760)
Fits OMC V8 - 283, 305, 307, 350 CID (PORT Side)


BAROMC-1-979761   

$293.25
   
Quantity in Basket: none
Manifold, Exhaust, OMC GM 305 5.0L, 350 5.7L V8, Starboard Side


Direct replacement log style exhaust manifold (port side). (Replaces OMC part # 979761)
Fits OMC V8 - 283, 305, 307, 350 CID (STARBOARD Side)


BAROMC-1-980959   

$378.25
   
Quantity in Basket: none
Manifold, Exhaust, OMC Ford 302 5.0L, 351 5.8L V8


Direct replacement exhaust manifold . (Replaces OMG part # 's 980572 and # 980959)
for OMC Ford V8 - 302 and 351 CID Models 170, 175, 190 and 235 HP, either side


BAROMC-1-981462   

$293.25
   
Quantity in Basket: none
Manifold, Exhaust, OMC GM 153 2.5L, Log Style


Direct replacement log style exhaust manifold . Replaces OMC part # 979729 and # 980459
For OMC GM 4-cylinder 153 CID, 120 HP 2.5L Model 120 Engine
OEM: 981462


BAROMC-1-982657   

$293.25
   
Quantity in Basket: none
Manifold, Exhaust, OMC 2.5L 153 with Exhaust Port


direct replacement Log Style Manifold for OMC 4 Cylinder 153 C.I.D. 120 HP 2.5L
This manifold has the heat source in the exhaust port for an automatic choke.
Replaces OEM: 982657


BAROMC-1-984054   

$365.50
   
Quantity in Basket: none
Manifold, Exhaust, OMC GM 181 3.0L, Log Style


This manifold fits the 140HP 3.0L GM OMC engine which uses a Rochester 2 BBL Carburetor.
OEMs: 9980083, 980460, 980957, 982490.


BPIFSBOMCEFI   

$879.00
   
Quantity in Basket: none
Manifold, Exhaust Kit, OMC Ford 302 5.0L, 351 5.8L V8 EFI


Manifold/Exhaust Kit for OMC Ford Small Block V8 with Center Rise Manifolds and EFI (will not work on Carbureted engines)
Includes (2) GLM51490 Manifolds, (1) VOL3855269 Starboard EFI Riser, (1) VOL3855271 Port EFI Riser, and all manifold and riser gaskets.
Price if purchased separately: $1,536.00
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


BPIOMC643-KIT   

$995.00
   
Quantity in Basket: none
Exhaust Manifold Kit - Replaces 86-90 OMC 262 4.3L V6 1-Piece Manifold


Manifold/Riser Kit replaces 1986-1990 OMC 4.3L 1-piece Manifold (OEMs: 984221, 984222)
OMC 984221 & 984222 No Longer Available
Kit includes 2 manifolds, 2 risers, 2 upper bellows, 2 lower bellows,
and all necessary plugs, bolts, gaskets and clamps to replace both original OMC 1-piece V6 Manifold/Riser Assemblies
NOTE: Not for use on Vortec engines
Ships in 3 boxes (18, 41, 69 lbs)
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


BPISBCOMC   

$469.95
   
Quantity in Basket: none
Manifold, Exhaust Kit, OMC GM 305 5.0L, 350 5.7L V8, Center


Exhaust Manifold Kit for OMC Small Block V8 305/350 CID GM with Center Riser This kit includes: 2 - HGE3784 Risers ($99.00 ea) 2 - Riser Gaskets, 2 - OSC57579 Manifolds, 2 - Manifold Gaskets
NOTE: The HGE3784 has a provision for an Anti-Siphon Valve

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


BPISBLOMC   

$539.00
   
Quantity in Basket: none
Manifold, Exhaust Kit, OMC GM 305 5.0L, 350 5.7L V8 Log


Exhaust Manifold Kit for OMC Small Block V8 305/350 CID GM with Rear Riser This kit includes: 2 - OSC9863 Risers, 2 - OSC9863-G Riser Gaskets, 1 - OSC2441 Stbd. Manifold, 1 - OSC2442 Port Manifold, 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


GLM51410   

$149.95

Sorry, GLM51410 is temporarily backordered. Please check back later.


Quantity in Basket: none
Exhaust Manifold-Starboard, OMC GM 305 5.0L, 350 5.7L V8 79-89


Exhaust Manifold Assembly - STBD Fits OMC: 800 SERIES GM 305/350 CID V8 Small Block (1979-1989) OEM: 912441
GLM Cast Iron Manifolds and Risers come with a 3-year warranty (PDF)!


GLM51420   

$149.95

Sorry, GLM51420 is temporarily backordered. Please check back later.


Quantity in Basket: none
Exhaust Manifold-Port, OMC GM 305 5.0L, 350 5.7L V8 79-89


Exhaust Manifold Assembly - PORT Fits OMC: 800 SERIES GM 305/350 CID V8 Small Block (1979-1989) OEM: 912442
GLM Cast Iron Manifolds and Risers come with a 3-year warranty (PDF)!


GLM51490   

$182.19
   
Quantity in Basket: none
Volvo, OMC Manifold for Ford 302 5.0L, 351 5.8L V8 with Center Risers


Exhaust Manifold Assembly for OMC and Volvo Penta Ford Small Block V8 with Center Risers
Fits OMC Model 5.0,5.8L and 351 King EFI Ford 302, 351 cid V8
(1991 and newer)
OEM: 3852347
Fits Volvo Penta Model 5.0,5.8Land Fi, SFi Ford 302, 351 cid V8
(1993 and newer)
OEM: 3852347-8
Click here to view rear of manifold


GLMFSBOMCCARB   

$539.95
   
Quantity in Basket: none
Manifold, Exhaust Kit, OMC Ford Small Block V8 Carbureted


Manifold/Exhaust Kit for OMC Ford Small Block V8 Carbureted with Center Rise Manifolds (will not work on EFI)
Includes (2) GLM51490 Manifolds, (2) GLM51330 Risers, and all manifold and riser gaskets.
NOTE: The GLM51330 has a provision for an Anti-Siphon Valve
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


GLMFSBOMCEFI   

$659.00
   
Quantity in Basket: none
Manifold, Exhaust Kit, OMC Ford Small Block V8 EFI


Manifold/Exhaust Kit for OMC Ford Small Block V8 with Center Rise Manifolds and EFI (will not work on Carbureted engines)
Includes (2) GLM51490 Manifolds, (1) GLM51334 Starboard EFI Riser, (1) GLM51332 Port EFI Riser, and all manifold and riser 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


GLMSBLOMC   

$439.95
   
Quantity in Basket: none
Exhaust Kit, OMC, GM Small Block, Log Style


Exhaust Kit: Fits OMC GM Small Block V8 with Rear Riser (log style) Exhaust. Includes 1 GLM51410 Starboard Manifold, 1 GLM51420 Port Manifold, 2 GLM51320 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


GLMV6VL   

$499.95

Sorry, GLMV6VL is temporarily backordered. Please check back later.


Quantity in Basket: none
Exhaust Kit, Volvo, GM V6, Late


Exhaust Kit: Fits Volvo Penta GM V6 late Model (1992 and newer) with Center Riser Exhaust. Includes 2 GLM51480 Manifolds, 2 GLM51330 Risers, 2 Manifold Gaskets, 2 Riser Gaskets as pictured.
NOTE: The GLM51330 has a provision for an Anti-Siphon Valve
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


HGE4035   

$149.00
   
Quantity in Basket: none
Exhaust Manifold for OMC, Volvo GM 5.0L-305, 5.7L-350 V8


Manifold for a Volvo/OMC Center Riser application with an SX drive.
It is used on 305 - 350 C.I.D. GM Small Block V8 engines. Model Year 1994 and up.
Replaces:
Volvo: 3852374-2
OMC: 914035, 3852374
Osco: 52374, 57579
Barr: OMC-1-914035
Sierra: 18-1986
Aqua Power 5516
Manifold includes 1 Manifold Gasket, 1 Riser Gasket for raw water cooling and mounting hardware as pictured.
Click here to see reverse side of this manifold

HGE Cast Iron Manifolds and Risers come with a 3-year warranty!


HGE58994   

$699.00
   
Quantity in Basket: none
Exhaust Manifold Kit - Replaces 86, 87, 88, 90 OMC 262 4.3L V6 1-Piece Manifold


Exhaust Manifold/Riser Kit replaces 1986, 1987, 1988 and 1990 OMC 4.3L 1-piece Manifold (OEMs: 984221, 984222)
OMC 984221 & 984222 No Longer Available
Kit includes 2 HGE7656 manifolds, 2 HGE50456 risers, 2 upper bellows, 2 lower bellows,
and all necessary plugs, bolts, gaskets and clamps to replace both original OMC 1-piece V6 Manifold/Riser Assemblies
Ships in 3 boxes (16, 53, 63 lbs)
Extra Shipping applies for Manifold/Riser Kits: $25 for states east of the Mississippi, $50 for states west of the Mississippi
NOTE: The HGE50456 Does Not Have a provision for an Anti-Siphon Valve
Cast Iron Exhaust Parts come with a 3-Year Manufacturer's Warranty!


HGE7656   

$149.00
   
Quantity in Basket: none
Exhaust Manifold, Volvo SX 94-up, V6 OMC 91-up, 3857656


Exhaust Manifold Assembly
Fits OMC 4.3L GM 262 CID V6 SX, 1991 and newer
Fits Volvo Penta 4.3L GM 262 CID V6 SX, 1994 and newer
OEM: 3857656


HGESBCOMC   

$439.00
   
Quantity in Basket: none
Exhaust Kit, OMC, GM Small Block V8, Center Rise


Exhaust Manifold Kit for OMC GM Small Block V8 with 4" Center Riser Exhaust.
Includes 2 HGE4035 Manifolds, 2 HGE3784 Risers, 2 Manifold Gaskets, 4 raw water cooled Riser Gaskets.
NOTE: The HGE3784 has a provision for an Anti-Siphon Valve
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


HGEV6OMCL   

$499.95
   
Quantity in Basket: none
Exhaust Kit, OMC, GM V6, Late


Exhaust Kit: Fits OMC GM V6 late Model (1991 and newer) with Center Riser Exhaust. Includes 2 HGE7656 Manifolds, 2 HGE50456 Risers, 2 Manifold Gaskets, 2 sets of Riser Gaskets and mounting hardware as pictured.
NOTE: The HGE50456 has a provision for an Anti-Siphon Valve
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


OSC2441   

$169.00
   
Quantity in Basket: none
Exhaust Manifold GM V8 OMC Log (Starboard)


Starboard Log Style Manifold for an OMC. It will fit a small block GM from 1978 to about 1988. It uses the OSC9863 Riser, OSCCV-GH mounting Gasket & OSC9863-G Riser gasket. Use mounting kit OSC244MK. This item replaces OMC # 909280, 912441.
Osco Manifolds and Risers come with a 3-year warranty (PDF)!


OSC2442   

$169.00
   
Quantity in Basket: none
Exhaust Manifold GM V8 OMC Log (Port)


Port Side Log Style Manifold for an OMC. It will fit a small block GM from 1978 to about 1988. It uses the OSC9863 Riser, OSCCV-GH mounting Gasket & OSC9863-G Riser gasket. Use mounting kit OSC244MK. This item replaces OMC # 910144, 909279, 912442.
Osco Manifolds and Risers come with a 3-year warranty (PDF)!


OSC57579   

$169.00
   
Quantity in Basket: none
Exhaust Manifold for OMC & Volvo GM 305 5.0L, 350 5.7L V8


Manifold for a Volvo Center Riser application with an SX drive. It was used from 1994 & up. It uses Manifold Mounting Kit OSC244MK.
Osco Manifolds and Risers come with a 3-year warranty (PDF)!


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)!


OSCMO618-01   

$459.00
   
Quantity in Basket: none
Manifold, OMC GM 250 4.1L Inline-6 Cyl


Manifold Assembly fits OMC 250 cid GM inline 6 Cylinder engines equipped with OMC risers # 980020 or 980188 for use with OSC0188 Riser Includes 90° water fitting, front plate, rear plate, plate gaskets, riser adapter, riser adapter gasket Throttle Linkage Adapter, 2 bbl Rochester Carburetor Gasket. NOT AN EXACT Replacement - WILL FIT ABOVE APPLICATION
Osco Manifolds and Risers come with a 3-year warranty (PDF)!

This is an overweight (in excess of 70 lbs) manifold. Extra shipping charges will be added during checkout.


VOL3858870   

$489.00
   
Quantity in Basket: none
Volvo, OMC Manifold for 3.0L 4 Cylinder with Holley 2 BBL Carb.


For Volvo and OMC 3.0L 4 cyl. engines with Holly 2 bbl Carburetor