High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle. Product Features High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle. 2,000-5,800 RPM Operating Range 227/241 Duration at .050″. 107 Degree…
High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle. K12-600-4 contains the following: 12-600-4 Thumpr 227/241 Hydraulic Flat Cam for Chevrolet Small Block, 812-16 High Energy Hydraulic Flat Lifter Set for Chevrolet Small and Big…
High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle. K12-601-4 contains the following: 12-601-4 Mutha’ Thumpr 235/249 Hydraulic Flat Cam for Chevrolet Small Block, 812-16 High Energy Hydraulic Flat Lifter Set for Chevrolet Small and…
HYDRAULIC – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle. Product Features HYDRAULIC – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle. 287/305 Advertised…
HYDRAULIC – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle. Product Features HYDRAULIC – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle. 279/297 Advertised…
HYDRAULIC – Big Mutha’ Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle. Product Features HYDRAULIC – Big Mutha’ Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle. 295/313 Advertised…