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Gaskets Mount Kits etc.

GLM13991


Fitting 3/4 NPT to 3/4 Hose 90 Degree with Drain Port

Fitting 3/4 NPT to 3/4 Hose 90 Degree with Drain Port

90• Hose Fitting fits Mercruiser center rise manifolds. Does not include Drain fitting! OEM: 22-806926

$8.39

OSCF66C9


Fitting, for Manifold Hose, 3⁄4" NPT X 3⁄4" Hose Barb 90 Degree

Fitting, for Manifold Hose, 3⁄4" NPT X 3⁄4" Hose Barb 90 Degree

90° brass elbow fitting has 3/4" NPT on one end and 3/4" Hose Barb on the other.

$19.95

GLM89250


Flapper Exhaust Protector for 4 Inch Thru Hull Outlet

Flapper Exhaust Protector for 4 Inch Thru Hull Outlet

Exhaust Flapper with Clamp Fits Inboards with 4" Exhaust Outlet . Used on the outside of the boat on the exhaust outlet to prevent the rush of water...

$23.95

GLM89260


Flapper Exhaust Protector for 5 and 6 Inch Thru Hull Outlet

Flapper Exhaust Protector for 5 and 6 Inch Thru Hull Outlet

Exhaust Flapper Valves with Clamps Fits Mercruiser with 5" and 6" Flapper valves

$36.95

GLM32460


Gasket Riser for Mercruiser 3.7L 224 cid with Cast Iron Manifold 27-856705

Gasket Riser for Mercruiser 3.7L 224 cid with Cast Iron Manifold 27-856705

Exhaust Riser Gasket for a 3.7L Mercruiser. It fits Osco # 0879 riser 3.7L with cast iron manifold Replaces: Mercury Marine Quicksilver original...

$8.95
... more info
Replacement Available

OSC0879-G


Gasket Riser for Mercruiser 3.7L 224 cid with Cast Iron Manifold 27-856705

Gasket Riser for Mercruiser 3.7L 224 cid with Cast Iron Manifold 27-856705

Exhaust Riser Gasket for a 3.7L Mercruiser. It fits Osco # 0879 riser 3.7L with cast iron manifold Replaces: Mercury Marine Quicksilver original...

$8.00

OSCFL-GH


Gasket , Manifold, for Ford 302 5.0L, 351 5.8L V8

Gasket , Manifold, for Ford 302 5.0L, 351 5.8L V8

Manifold Gasket for Ford 5.0/5.8L 302/351 cid

$8.00

MER27-864549A02


Gasket Elbow Riser Mercruiser Dry Joint Fresh Water Cooled

Gasket Elbow Riser Mercruiser Dry Joint Fresh Water Cooled

Riser Elbow gasket Mercruiser Dry Joint Exhaust with closed cooling - block off gasket It fits GM V6 and V8 engines with Dry Joint Exhaust Manifold...

$39.95
... more info
Replacement Available

OSCBG


Gasket End Plate for Osco B-Series Exhaust Manifold End Caps

Gasket End Plate for Osco B-Series Exhaust Manifold End Caps

Gasket for End Plates Fits end plates on Osco "B" series Manifolds: Osco #s CV818-350xBE, CV818-350xRB, CW818xBE, CW818xRB, CW818-396xBE,...

$9.00

GLM33570


Gasket Exhaust Manifold for GM 3.0L engines in 1984-1989 27-96429

Gasket Exhaust Manifold for GM 3.0L engines in 1984-1989 27-96429

Exhaust Manifold Gasket for GM 3.0L 181 cid Inline 4 Cylinder engines used from 1984-1989. This item replaces Merc. # 27-96429, & OMC # 912164.

$10.95

OSCCW-GH


Gasket Exhaust Manifold for GM 454 7.4L, 502 8.2L V8 Big Block

Gasket Exhaust Manifold for GM 454 7.4L, 502 8.2L V8 Big Block

Manifold Gasket for GM 7.4/8.2L 454/502 CID REPLACES BARCHVA47-0000 CHVA47-0000

$8.95

BARMC47-27-864549


Gasket Exhaust Riser Dry Joint Block Off Mercruiser 2004 Up 27-864549

Gasket Exhaust Riser Dry Joint Block Off Mercruiser 2004 Up 27-864549

Dry Joint Exhaust Block Off Gasket for Mercruisers with Dry Joint Exhaust and Fresh Water Cooled Exhaust Manifolds. Replaces: 27-864549 How to...

$36.95

BARMC47-27-864850


Gasket Exhaust Riser Dry Joint Elbow for Mercruiser Restrictor 27-864850 BARMC47-27-864850

Gasket Exhaust Riser Dry Joint Elbow for Mercruiser Restrictor 27-864850 BARMC47-27-864850

Dry Joint Exhaust Restrictor Gasket for Mercruiser Dry Joint Exhaust. Used on most raw water cooled engines. Installation Note: The open hole goes to...

$39.95

BARMC47-27-864547


Gasket Exhaust Riser Elbow Dry Joint Mercruiser Open 27-864547

Gasket Exhaust Riser Elbow Dry Joint Mercruiser Open 27-864547

Dry Joint Exhaust Full Flow Gasket for Mercruiser Dry Joint Exhaust Replaces: 27-864547 How to determine if you have Dry-Joint Exhaust

$39.95

OSC8503-GB


Gasket Riser Blank for Mercruiser 1983 and Up Closed Cooling Replaces 27-41811

Gasket Riser Blank for Mercruiser 1983 and Up Closed Cooling Replaces 27-41811

Block off Riser Gasket used on Mercruiser V6 & V8 engines with center riser manifolds from 1983 & up. This is used when the manifolds are...

$8.95

OSC992-G


Gasket Riser for Barr Generic and Indmar OEM Risers 1-0107

Gasket Riser for Barr Generic and Indmar OEM Risers 1-0107

Gasket Riser for Barr Generic and Indmar OEM Risers. Use by Marine Power and Some Crusader Champion Series Engines. Gasket allows water to flow...

$7.00

OSC992-G-FW


Gasket Riser for Generic Barr and Indmar Style Blockoff FWC 1-0105

Gasket Riser for Generic Barr and Indmar Style Blockoff FWC 1-0105

Riser Gasket for Barr Style, Marine Power and Indmar Fresh Water Cooled applications. Does not allow water flow between the Manifold and Riser....

$7.00

BPI39280


Gasket Set Replaces Mercury 33395A2,SIE 18-4394

Gasket Set Replaces Mercury 33395A2,SIE 18-4394

Gasket Set Replaces: Mercury 33395A2 | SIE 18-4394 Fits MerCruiser 5.7L V8, 225hp (s/n 5195909 & up) and 250HP (s/n 4768000-4908849 ) GM engines.

$22.99

MER27-864850A02


Gasket, Elbow Riser, Mercruiser, Dry Joint Raw Water Cooled 02-up

Gasket, Elbow Riser, Mercruiser, Dry Joint Raw Water Cooled 02-up

Riser Elbow gasket Mercruiser Dry Joint Exhaust with standard cooling - restrictor gasket It fits GM V6 and V8 engines with Dry-Joint Exhaust...

$35.95
... more info
Replacement Available

OSCCRR-G


Gasket, Exhaust Riser, for Mercruiser (OSCCRR series)

Gasket, Exhaust Riser, for Mercruiser (OSCCRR series)

Gasket, riser and spacer to manifold. Allows cooling water to pass from manifold to riser or spacer Included in Osco # CRR-MK Mounting Kit. Fits Osco...

$7.00

OSCCY4-GH


Gasket, Manifold for GM 153 2.5L 4 Cyl

Gasket, Manifold for GM 153 2.5L 4 Cyl

Manifold Gasket for GM 2.5L 153 cid Replaces: Mercury Quicksilver # 27-52546; Barr # MC47-27-52546; GLM # 31550; Sierra # 18-2896; Mallory # 9-61426

$11.95

OSCCV-GH


Gasket, Manifold for GM 305 5.0L, 350 5.7L V8

Gasket, Manifold for GM 305 5.0L, 350 5.7L V8

Manifold Gasket for GM 5.0/5.7L 305/350 cid BARCHV47-0000 CHV47-0000

$8.95

OSCCY6-GH


Gasket, Manifold for GM Inline 6 Cyl

Gasket, Manifold for GM Inline 6 Cyl

Manifold Gasket for GM Inline 6 Cyl. formerly OSCMO6-GH

$14.95

OSCMO4-GH


Gasket, Manifold, for GM 181 3.0L

Gasket, Manifold, for GM 181 3.0L

Manifold Gasket for GM 3.0L 181 cid

$9.95

MER25-43809


Grommet - Exhaust Flapper Pin, Mercruiser

Grommet - Exhaust Flapper Pin, Mercruiser

Grommet for Water Shutter (Flapper Valve) on Mercruiser Note: 2 Required Per Flapper

$1.95

MER864293A02


Kit Manifold Conversion for 1-piece 4.3L V6 Mercruiser to 2-piece 864293A02

Kit Manifold Conversion for 1-piece 4.3L V6 Mercruiser to 2-piece 864293A02

Kit to convert older style 1-piece Riser/Manifold to newer style 2-piece center rise manifolds and risers. Converts 1 engine. Conversion Kit...

$229.95
... more info
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BPI18-4349


Manifold and Riser Gasket Set Mercruiser 1986-2001 5.0-5.7L V8

Manifold and Riser Gasket Set Mercruiser 1986-2001 5.0-5.7L V8

MerCruiser / Seals and Gaskets / Manifold and Riser Gasket Set OEM: Mercury Replaces: Mercury 33395 + 863724 For 1986-2001 5.0-5.7L V8, 180-260 Hp...

$13.99

BPI39870


Manifold and Riser Gasket Set Replaces Mercury 418131 + 99757

Manifold and Riser Gasket Set Replaces Mercury 418131 + 99757

Manifold and Riser Gasket Set Replaces: Mercury 418131 + 99757 | SIE 18- 4347-1 Fits MerCruiser V6, 155-205 Hp GM & MIE engines.

$12.99

OSC60252-MK


Manifold End Plate Mounting Kit for Mercruiser

Manifold End Plate Mounting Kit for Mercruiser

End Plate Mounting Kit for a Mercruiser. This is for the End Plates on the Ford and GM log style Manifolds prior to 1983. The kit contains the Gasket...

$7.95
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