| Crusing in the Passing Lane Joined: Jun 2011 Posts: 5,096 | I would pull the Pistons, crank, while the head is worked on, check taper on bore plus size, check rod and main bugs. It would be cheap and easy then, answer questions, save future problems.
'37 GMC T-18 w/ DD 4-53T, RTO-610, 6231 aux., '95 GMC running gear, full disc brakes, power steering, 22.5 wheels and tires.
'47 GMC 1 ton w/ 302, NP-540, 4wd, full width Blazer front axle.
'54 GMC 630 w/ 503 gasser, 5 speed, ex fire truck, shortened WB 4', install 8' bed.
'55 GMC 370 w/270, 420 4 speed, grain, dump bed truck from ND. Works OK.
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