The following special custom cams have been dynoed and the proven horsepower/torque numbers are listed. All require an adjustable valve train.
[email protected] [email protected] Gross/Lift Lobe/Sep
288/299 .553/.560 112/108
This mechanical roller cam in a 488 cu in 455 Olds
engine with DMR ported aluminum heads made 524.3 horsepower @ 5000 RPM and
580.6 torque @ 4100 RPM using 8.5 compression on 93 octane pump gas. Needs
ported heads that flow in the 300 CFM range. Excellent for street/strip use.
Needs a 3000+ converter, intake, headers and 3.23+ gears. Also a great combo
for a blower application.