OMC GM 10128212 0986331 0986341 Piston Connecting Rod 4.3L V6 1988-1991 9.9hp I think these are possibly

I think these are possibly the same as 43-33844A4

Trim Cover Lower Cowl: 821512A 4

Steering Bracket: 6H4-42510-02-EK

851096 Guide Member Bracket

Mercury 18871T Trim Cover (Black) Stamped 18871-C

OMC GM 10128212 0986331 0986341 Piston Connecting Rod 4.3L V6 1988-1991 9.9hp I think these are possiblyPart Number(s) Included GM 10128212 (Long Skirt 3 3 16) Piston & Pin Assembly STANDARD SIZE OMC 986331 0986331 Standard Piston GM 10128212 OMC 986341 0986341 Connecting Rod General Application Compatibility It is usually the best practice to just match the casting number with what you have in there currently. These were from an MerCruiser 4. 3L 1988 1991 Possibly found on some earlier models as well, 1992 & later typically have pistons with a shorter