Well the smallest cam(Roller) I have put in my 4 inch stroke SB is [email protected] on a .450 lobe ground on a 108cl(425W5).It ran a best of 1.29 60ft 6.16@114 1/8 mile and 9.77@138 1/4 mile shifting at 7100rpm @3110lbs.
On my 440W8 motor is [email protected] on a .465 lobe ground on a 110cl time on my Sig.
Those are some great times,espeacially your 60fts.My 408(410ci)has a solid roller cam with a .631 lift 252 [email protected] on a 106cl.I,m just waiting on some intake work and she,s done.Hopefully will being install next week.:clock: