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Gaskets Mount Kits etc.

BPI89160


Shutter Flapper Exhaust Y Pipe 3 Inch for Mercruiser 99370A2 BPI89160

Shutter Flapper Exhaust Y Pipe 3 Inch for Mercruiser 99370A2 BPI89160

3" Water Shutter that was used on V-6 & V-8 Mercruiser applications with center riser manifolds from 1982 thru 1987. It's purpose is to keep water...

$16.95

MAL9-42801


Shutter Flapper Exhaust Y Pipe 3 Inch for Mercruiser 99370A2 MAL9-42801

Shutter Flapper Exhaust Y Pipe 3 Inch for Mercruiser 99370A2 MAL9-42801

3" Water Shutter that was used on V-6 & V-8 Mercruiser applications with center riser manifolds from 1982 thru 1987. It's purpose is to keep water...

$16.95
... more info
Replacement Available

GLM89175


Shutter Water Exhaust Flapper for Mercruiser 4 Inch Y Pipe V6 V8 807166A1

Shutter Water Exhaust Flapper for Mercruiser 4 Inch Y Pipe V6 V8 807166A1

4 Inch Water Shutter that fits many Mercruiser applications. It is 2-1/2" wide and 6-1/8" long This valve has a butterfly action and comes with 2...

$43.95

MER807166A1


Shutter Water Exhaust Flapper for Mercruiser 4 Inch Y Pipe V6 V8 807166A1

Shutter Water Exhaust Flapper for Mercruiser 4 Inch Y Pipe V6 V8 807166A1

4 Inch Water Shutter that fits many Mercruiser applications. It is 2-1/2" wide and 6-1/8" long This valve has a butterfly action and comes with 2...

$69.95
... more info
Replacement Available

MER807166A2


Shutter Water Exhaust Flapper Y Pipe Mercruiser V6 for 1 Piece Manifold System

Shutter Water Exhaust Flapper Y Pipe Mercruiser V6 for 1 Piece Manifold System

Water Shutter Kit for Mercruiser V6 with 1 piece Y-Pipe manifolds. Only fits Y pipe used with original 1 piece exhaust manifold. IF you have...

$64.95

SIE18-2732


Shutter Water Flapper Exhaust Y Pipe for Mercruiser 807166A3

Shutter Water Flapper Exhaust Y Pipe for Mercruiser 807166A3

Exhaust Water Shutter Flapper for 4 Inch Y pipe used on Mercruiser. Fits into the "Y" Pipe on most V-6 & V-8 engines to help prevent water from...

$29.95

MER807166A3


Shutter Water Flapper Exhaust Y Pipe for Mercruiser OEM 807166A3

Shutter Water Flapper Exhaust Y Pipe for Mercruiser OEM 807166A3

Exhaust Water Shutter Flapper for 4 Inch Y pipe used on Mercruiser. Fits into the "Y" Pipe on most V-6 & V-8 engines to help prevent water from...

$74.95
... more info
Replacement Available

OSC1851MK


Spacer Mounting Kit for Mercruiser OSC1851

Spacer Mounting Kit for Mercruiser OSC1851

Spacer mounting kit fits Osco # 1851 Spacer

$19.95

OSCCRR-14S


Spacer, 4", for Mercruiser OSCCRR

Spacer, 4", for Mercruiser OSCCRR

4" Spacer. It uses Mounting Kit OSCCRR-MK or OSCCRR-MK-FW (fresh water closed cooling). Risers will need their own mounting kits.

$89.00

BPI9-42800


Water Shutter, Mercruiser 4 Cylinder - Small Block V8

Water Shutter, Mercruiser 4 Cylinder - Small Block V8

Water Shutter, Exhaust fits Fits: Mercruiser 4 cyl - V8 SB with a 3 Inch OD. Exhaust Pipe. Replaces: Mercruiser 60930

$23.95

BPI9-42800


Water Shutter, Mercruiser 4 Cylinder-Small Block V8

Water Shutter, Mercruiser 4 Cylinder-Small Block V8

Water Shutter, Exhaust fits Fits: Mercruiser 4 cyl - V8 SB with a 3 Inch OD. Exhaust Pipe. Replaces: Mercruiser 60930

$19.95
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