Re: Transmission Problems!
Quote:
Originally posted by HossPwr
I've been having problems with ny C-4 not wanting to shift automatic but will take the gear manually. I have been tuning the carb. and realized that with the bigger cam (280*) I'm only running 6.5" of vac. idling in gear. Comp Cams said that it is marginal whether to use a vac. can or not so I'm stuck. Please Help!!!! -James
you need at least 12 to 13 " vac. to shift the trans. i think you have a leak somewhere. most cams is enough vac. for the trans.