wdanielbern
09-03-2002, 02:20 PM
the 63 401 with a 2 barrel had 9.00 on the compression then there was a another 2 barrel with 10.50 and a 4 barrel with the same.what made the difference in compressions?pop up pistons?i thought the difference in barrels would differ the cam to but all the motors for 401 use the same part number.i need help with the compression please.and the cc's on the combustion chamber if anyone knows