340 Engine Shake
My cam is .480/.480 and [email protected] with 1.6 ratio rollers and I pull about 10~11 inches. So you have more lift and duration, IMHO your vacuum is about right.
My cam is .480/.480 and [email protected] with 1.6 ratio rollers and I pull about 10~11 inches. So you have more lift and duration, IMHO your vacuum is about right.