3” Spacer Blocks with fastener and gasket package, Pair - MC-20-93320A3:
> BARR MC-20-93320A3 Spacer Block Kit. 3" height, fits center style exhaust manifolds MC-1-99746, MC-1-87114, MC-1-89011 and 18-1957-1.
> Replaces Mercruiser 93320A3 and 93320A13.
> One kit per engine, includes (2)-3" spacers with all gaskets and studs to mount either 3" or 4" exhaust riser.
> If engine is equipped with remote oil filter mounted to 4" Magnum style riser, please order the optional 10-9/16" studs.
> Part 16-8M0022138 (2)-studs per engine.
> Made in USA,
> 3-year limited warranty.