MerCruiser 98503 98504A3 V6 V8 4.3 5.7 305 350 3" Single Exhaust Manifold Riser 60hp Gear Housing Gearcase Lower Unit

Gear Housing Gearcase Lower Unit Assembly Shaft is 21 1/2" from top of impeller housing

1989 but not 1990 as it doesn't have enough holes to mount to the flywheel housing

This is from a Lot of New Old Stock Parts we have and this information is not available at this time

Part #'s Included Driveshaft Housing: 304250 376779

so for Stringer applications

MerCruiser 98503 98504A3 V6 V8 4.3 5.7 305 350 3" Single Exhaust Manifold Riser 60hp Gear Housing Gearcase Lower UnitItem Details MerCruiser 98504A3 Exhaust Mainfold Elbow Riser Assembly AS THIS IS A QUANTITY LISTING, YOU WILL RECEIVE A RISER in equal condition to the one pictured here Stamped 98503 Cleaned & Repainted No cracks or welds Overall good condition Used on various MerCruiser V6 & V8 applications from 1981 1987, but generally the early years. Please make sure the parts you are swapping with are stamped 98503 or 95755 These have 3" exhaust tube outlets