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Old 09-04-2022, 07:36 AM
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67Fbird 67Fbird is offline
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Join Date: Mar 2021
Location: GA
Posts: 465
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sorry mgarblk...if you are tearing up pistons pressing out the pin you might need to rethink your set-up. Pins only have about .0008-.0013 pinch in the rod IIRC. Yes PONTIAC even bank is FORWARD causing the 2-1-4 sequence. Stamping numbers is fine BUT stay away from te split line and stamp them while they are ON THE CRANKSHAFT! When you order new pistons pay very close attention the the compression hieght listed as each manufacturer has their own idea of what it should be (1.75) some go down to 1.720 others 1.730...this can lead to your new pistons .020 down in the hole...or .040" in the hole in a block thats a few thou tall. Needless to say .030 in the hole is LESS THAN IDEAL...now your adding $200 to deck the block.