I plan on going from 3.42 to 3.73 soon. Should make a bit of a difference.
'00 Silverado 4.8L (Gone) '11 Silverado 4.8L Originally Posted by RUFFNECK ...First relieve the pressure before doin' that or else you will get a nasty squirt and may get in ur eye.
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Originally Posted by RUFFNECK
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