Description
Moderate to hot street application for the 350. Nice exhaust chop. Suggested compression ratio 8.6-9.2. 1968 -1970 2bbl. originally or 1971-1972 4bbl originally. Factory exhaust manifolds acceptable. Dual exhaust a must. Headers suggested. Enhanced power with aftermarket ignition and aftermarket intake manifold. Gear ratio with automatic 3.23 to 3.42. Manual transmission suggested. Gear ratios 3.42-3.73. Factory oem rocker arms acceptable. Roller tip or true roller rocker will add enhanced performance. RPM range 2200-5500
@.050 218 int.
@.050 223 exh.
Lobe separation 110
Int. Lift .478
Exh. Lift .470
suggested lifters https://oldsperformanceproducts.com/product/lifters-hydraulic/
