I don't know what rods or piston pins Mark has, but the stock 302 piston pin is 1.0523"-1.0525" and the stock crank journal size is 2.111"-2.312". Edit: I fat fingered the crank journal size. The minimum should be 2.311", not 2.111". This will have an effect on Jerry's post below.

Last edited by Bill Hanlon; 11/12/2023 3:17 PM.
'57 GMC 102, Original 347 V8, HydraMatic, 3.08 rear gear, added A/C, disk front brakes, HEI, AFB carb, '98 Honda Black Currant paint. T-boned and totaled 10/12
'52 GMC 152 Stake Bed, Original 228, SM420, added A/C, HEI, disk front brakes, '67 Chev 3.55 rear gear. Gets used as a real truck.