COMP Cams K11-602-4 Complete Flat Tappet Hyd. Big Mutha Thumpr Camshaft Kit for Chevrolet Big Block 396-454 EnginesBig Mutha' Thumpr 243 257 Hydraulic Flat Cam K Kit for Chevrolet Big Block 396 454 Street strip, needs 9. 5: 1 compression, 2800+ stall, intake, gears and headers, very rough idle. Grind Number: 295TH7 Engine Family: Chevrolet 396 454 c. i. 8 Cylinder (1967 1996) RPM Operating Range: 2,300 6,200 Cam Type: Hydraulic Flat Tappet Lifter Style: Hydraulic Flat Tappet Camshaft Series: Thumpr Camshaft Gear Attachment: 3 Bolt Usage: Street Strip Camshaft

Piston Set P1530(8) STD

In today's higher rpm engines

choice of fixed target air/fuel or standard air/fuel table for correction

The best solution to this problem is COMP Cams' lash caps

Thermostatically controlled to ensure optimum bottle temperature is reached & maintained

050 Inch Lift: 215

Rod Bolt Head Style:A

Magnum 242/242 Solid Cam for Toyota 20R/22R 4 Cylinder

APPLICATIONS

Oiling: Yes

4 degree crank offset

Constructed from advanced polymer material that offers a host of benefits over aluminum aftermarket intakes