MerCruiser 140hp 3.0L .060" Oversize Pistons 4cyl 1491H-060 Silv-O-Lite 1972-89 Dipsticks and Tubes OMC 986085 / 0986085 Cylinder

OMC 986085 / 0986085 Cylinder Head

The Part Number of Choke knob is 303718

they looked drastically different than this one

4L V8 454 (This was found on the TRS drives up until the 80's)

Exhaust manifolds: 909224

MerCruiser 140hp 3.0L .060" Oversize Pistons 4cyl 1491H-060 Silv-O-Lite 1972-89 Dipsticks and Tubes OMC 986085 / 0986085 Cylinder*****Missing one of the piston rings, but it might be wise to just contact Silv o lite and just get new rings for all of them.***** Part Number(s) Included Silv O Lite Cast Dish Pistons 1491H 060 (0. 060" Oversize) Piston & Pin Assembly (Set of 4 As Pictured) THESE ARE 0. 060" OVERSIZE PISTONS You can get all of the information in Silv O Lite's catalog (Page 87) Connecting Rods (also included as pictured) and I'd imagine they are still the OEM GM ones