Powermaster assembly off m 87 GN stock street car went to vacuum system had on again off again issues
was working when removed 2yr ago $100.00+shipping 80911 (area code)
What pump to use on mild cam and 55lb injectors GN/ 109 block?
Been told the 255lph pump but seems like there are a couple of different versions..
Thanks,
Joe(y)(y)(y)(y)
What is a cranking compression reading for a fresh build 3.8 /stock heads .020 pistons and 206/206 cam.
Motor has not been fired yet. Seeing 100psi... seems low to me!
Thanks in advance
GrandMaster87
:confused::confused::confused::confused: