MerCruiser 17-59812 Hinge Pin Screw TR TRS Gimbal Ring Bell Housing 1973-1993 Piston Sets and check out the last

and check out the last image that contains the serial number from the tank bracket if you are curious

also the very rare instances of alpha ones paired with 454's

cobra but functionally the same part)

Cap: 393-4841A2

Forward Revers Gears

MerCruiser 17-59812 Hinge Pin Screw TR TRS Gimbal Ring Bell Housing 1973-1993 Piston Sets and check out the lastItem Details MerCruiser TR & TRS Threaded Hinge Pin Screw 17 59812 You get the PAIR as pictured! Great condition Part Numbers Included 17 59812 Hinge Pin Compatibility Basically this would have been found on all II TR & TR & TRS Gimbal housing transom assemblies 1973 1993. 215E 1970 1972 2909035 THRU 2915034 215H 1970 2782203 THRU 2909034 255 TRS 1973 1974 3377316 THRU 4203749 280 TRS 1975 1976 4203750 THRU 4895399 II TR 1973 1976 3377316 THRU 4794899