how many more rpms would i be turning with a set of 4.10s vs my 3.42s
how many more rpms would i be turning with a set of 4.10s vs my 3.42s
David,
2003 GMC Sierra Denali, LQ4, AWD, AWS, 4.10, Wheatley 93 tune, LT headers, GMPP CAI, BBK 80mm TB, MSD wires, E3 plugs, 160* T-stat, Flowmonster DI/DO, cutouts. Working on 4.8 heads, just purchased Comp 228R cam, 918 Springs, TI retainers, 7.4 hardend pushrods,
Should gain about 400 rpms...with my 4.30s i jumped about 425-450.3.42s cruise at 65 1500 rpms now about 1950.
Vortec Performance Tuned
LQ9 built 4L60 LTs and a billion miles on the speedo!