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Exhaust Spacers, Blocks

Riser Spacer Extension Block 3 Inch Mercruiser V8 Long Log Style 61811A4

BARMC-20-61811A4


Riser Spacer Extension Block 3 Inch Mercruiser V8 Long Log Style 61811A4

Manifold to riser 3" spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs For use with BARMC1-47735, BARMC1-47736,...

$247.95
Spacer Kit Riser 3 Inch for Mercruiser Log Style GM & Ford Small Block V8

BARMC-20-61851A2


Spacer Kit Riser 3 Inch for Mercruiser Log Style GM & Ford Small Block V8

Manifold to riser 3" spacers (sold in pairs). Includes all mounting hardware, gaskets and drain plugs For use with OSC7234B, OSC7235B, OSC5603...

$214.95
Riser Extension Spacer Block Kit for Mercruiser 3 Inch High 93320a13

BARMC-20-93320A3


Riser Extension Spacer Block Kit for Mercruiser 3 Inch High 93320a13

Spacer Riser block kit used on Mercruiser applications 1983-2002. Fits goes between the manifold and the riser elbow. Includes mounting gaskets and...

$260.95
Riser Extension Block Exhaust Spacer Kit 6 Inch Mercruiser Center Rise

BARMC-20-93322A3


Riser Extension Block Exhaust Spacer Kit 6 Inch Mercruiser Center Rise

Exhaust Riser Spacer Block Kit 6 Inch used on Mercruiser Center riser Manifolds 1983-2002 V6 V8 Applications. Used to raise the height of the exhaust...

$283.95
Riser Extension Spacer Block Kit for Mercruiser 6 Inch Dry Joint 864908A1

BARMC20-864908A1


Riser Extension Spacer Block Kit for Mercruiser 6 Inch Dry Joint 864908A1

Dry Joint 6" Riser Spacer Kit Application for dry joint exhaust manifolds. Replaces Mercruiser: 864908A1 How to determine if you have Dry-Joint...

$468.95
Riser Spacer Exhaust Kit 3 Inch Dry Joint Exhaust V6 V8 Mercruiser 864929A3

BARMC20-864929A3


Riser Spacer Exhaust Kit 3 Inch Dry Joint Exhaust V6 V8 Mercruiser 864929A3

Dry Joint 3 Inch Riser Spacer Kit Application for dry joint exhaust manifolds only. Replaces Mercruiser: 864929A3 . The bolts in this kit only work...

$463.95
Riser Extension Spacer Block Kit for Mercruiser 3 Inch High 93320A13

BPI50310


Riser Extension Spacer Block Kit for Mercruiser 3 Inch High 93320A13

Riser Extension Kit for Mercruiser 3 Inches high for use with 4 Inch exhaust riser. This is used to raise the level of the exhaust riser to keep a...

$149.00
... more info
Replacement Available
Riser Spacer Block Kit, 1.7" Dry Joint Mercruiser Exhaust Replaces 865995A01

GLM50170


Riser Spacer Block Kit, 1.7" Dry Joint Mercruiser Exhaust Replaces 865995A01

Replacement for Mercruiser 1.7" (43 mm) Exhaust Riser Kit for standard cooling and dry joint exhaust manifolds. Fits 2004 and newer MCM V-6...

$369.00
Riser Extension Block Exhaust Spacer Kit 6 Inch Mercruiser Center Rise

GLM50610


Riser Extension Block Exhaust Spacer Kit 6 Inch Mercruiser Center Rise

6 Inch Spacer Kit used with Mercruiser Center riser Manifolds 1983-2002 V6 V8 Applications. Used to raise the height of the exhaust riser to maintain...

$361.95
... more info
Replacement Available
Spacer Block Pair for Mercruiser V6 V8 Center Rise 1983-2003 93320A3

HGE3320


Spacer Block Pair for Mercruiser V6 V8 Center Rise 1983-2003 93320A3

MERC. 3" SPACER BLOCK KIT PAIR Contains: (2) spacers, 4 gaskets, Mounting studs, washer and plugs. THIS IS AN UPDATED DESIGN WHEREAS YOU USE THE...

$189.95
Riser Spacer Exhaust Kit 3 Inch for Dry Joint Exhaust V6 V8 Replaces 864929A3

HGE4929PR


Riser Spacer Exhaust Kit 3 Inch for Dry Joint Exhaust V6 V8 Replaces 864929A3

Dry Joint 3 Inch Riser Spacer Kit Works with V6 and V8 dry joint exhaust manifolds and risers only. Works with 7 or 14 Degree Riser. No Bolts...

$299.95
Riser Extension Kit, 3 Inch, Mercruiser Dry Joint Exhaust

MER864929A3


Riser Extension Kit, 3 Inch, Mercruiser Dry Joint Exhaust

Dry Joint 3" Riser Kit Application for dry joint exhaust manifolds. How to determine if you have Dry-Joint Exhaust NOTE: This manifold kit WILL...

$644.95
Riser Spacer Block Kit, 1.7" Dry Joint Mercruiser Exhaust

MER865995A01


Riser Spacer Block Kit, 1.7" Dry Joint Mercruiser Exhaust

Mercruiser 1.7" (43 mm) Exhaust Riser Kit for standard cooling and dry joint exhaust manifolds. Fits 2004 and newer MCM V-6 & V-8 (305, 350 &...

$569.00
Exhaust Spacer Riser Block Extension 3 Inch Mercruiser Log End Riser Osco 1851

OSC1851


Exhaust Spacer Riser Block Extension 3 Inch Mercruiser Log End Riser Osco 1851

3" Spacer used on Mercruisers with Log Style Manifolds. It goes between the Manifold & the Riser. The riser mounting pad is 3-3/4 x 4...

$59.99
... more info
Replacement Available
Spacer Mounting Kit for Mercruiser OSC1851

OSC1851MK


Spacer Mounting Kit for Mercruiser OSC1851

Spacer mounting kit fits Osco # 1851 Spacer

$39.95
Block Riser Extension Exhaust Spacer 3 Inch for Mercruiser Center Rise 83-03

OSC3320


Block Riser Extension Exhaust Spacer 3 Inch for Mercruiser Center Rise 83-03

3" spacer used on Mercruiser applications. It goes between the manifold and the riser elbow. This item is used on all V6 and V8 Mercruisers with...

$79.95
Riser Mounting Kit for Mercruiser

OSC3320-MK


Riser Mounting Kit for Mercruiser

Mounting Kit For 3" Spacer with 3" Riser on Mercruiser Replaces: Barr # MC-20-93320A3P; GLM # 53331; Sierra # 18-8554; Mallory # 9-40582

$22.95
Riser Mounting Kit for Mercruiser using 3 Inch Spacer Block and 4 Inch Riser

OSC3320-MK-X


Riser Mounting Kit for Mercruiser using 3 Inch Spacer Block and 4 Inch Riser

Mounting Kit For 3" Spacer with 4" Riser on Mercruiser Replaces: Barr # MC-20-93320A3P; GLM # 53430; Sierra # 18-8555; Mallory # 9-40583

$22.95
Riser Mounting Kit, 6" for Mercruiser

OSC3322MK


Riser Mounting Kit, 6" for Mercruiser

Mounting Kit for 6" Spacer with 4" Riser on Mercruiser Replaces: Barr # MC-20-93322A3P; GLM # 53361; Sierra # 18-8556; Mallory # 9-40584

$7.95
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