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
234/240 277/284 .532/.541 112/107
This hydraulic flat tappet cam in an injected 463 cu
in 455 Olds engine made 470.7 horsepower @ 5300 RPM and 515 torque @ 4200 RPM
using 9.5:1 compression on 93 octane pump gas. Needs ported heads that flow in
the 290 CFM range. Excellent for performance street use. Needs a 2500+
converter, intake, and 3.23+ gears.