4A-GE MK1 Engine help with plastigage [Archive] - Toyota MR2 Message Board

4A-GE MK1 Engine, bearings, main, crank, block, markings, sizes, spec, engine, measuring, post, clearances, proper, polished, method, results, order, means, factory, guarentee, choice, confirm, measure, leaving, thread, assume, dimensions, exact, start, race, bearing, manual, mark, clearance, guys, plastigage, rebuilding, blacktop, 20valve, 4age, oversize, .025mm, bigger, jump, series, line, familiar, completely

rebuilding a 4age out of a parts car that ran fine @ 100k before I put it in my DD. head was fine, compression was ok, but #3 read high when wet... checked the bearings today- they looked pretty good for 100k (best I