MerCruiser 32491A1 Upper Gearcase Housing Cap Cover Early IA IB IC EZ 1963-1966 Harmonic Balancer but you do need the

but you do need the 42259-C for V-Engine Applications that require the 5-bolt style (Utilizing the top and bottom 2 bolting locations)

981187 / 0981187

Item Details & Compatibility For MerCruiser Most 496 8

but it is still your ultimate responsibility to make sure you are ordering the correct part for your application

MerCruiser 32491A1 Upper Gearcase Housing Cap Cover Early IA IB IC EZ 1963-1966 Harmonic Balancer but you do need thePart Number(s) Included MerCruiser 32491 32491A1 Upper Gearcase Housing Cap General Application Compatibility This would have only been found on the Early "alpha one" applications 1963 1966 MerCruiser I 1963 MerCruiser IA IB IC 1964 MerCruiser IA IB IC (EZ Shift) 1965 1966 Other Details Freshwater Used Parts Original Paint Overall Good Condition! Purchase with confidence!