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
246/246 294/294 .576/.576 108/104
This mechanical flat tappet cam in a 356 cu in 350 Olds engine with DMR ported aluminum heads made 472.6 horsepower @ 6400 RPM and 434.9 torque @ 4200 RPM using 10.5:1 compression on 91 octane pump gas. Needs ported heads that flow in the 300 CFM range. Excellent for performance street/strip with a 3000+ converter, intake, headers and 3.73+ gears. Rough idle.