Mutha' Thumpr 4/7 Swap 235/249 Hydraulic Roller Cam High performance street/strip, needs 9:1 compression, 2500+ stall. Intake, gears, and headers. Rough idle.

Big Mutha' Thumpr 4/7 Swap 243/257 Hydraulic Roller Cam Street/strip, needs 9.5:1 compression, 2800+ stall. Intake, gears, and headers. Very rough idle.

Xtreme Energy 212/218 Hydraulic Roller Cam Great for street crusier. Good throttle response in 409. Mild idle quality.

Xtreme Energy 218/224 Hydraulic Roller Cam Great for street rod. Excellent mid range & passing power. 2000 converter needed. Aftermarket intake & headers will yield best results. 9:1 compression...

Xtreme Energy 230/236 Hydraulic Roller Cam Great for street/strip 409 cam. 2800 converter needed. Aftermarket intake & headers will yield best results. 9.5:1 compression. Rough idle.

Xtreme Energy 192/200 Hydraulic Flat Tappet Cam for Chevy 262/4.3L. Excellent torque and good mileage. Works well with high Gear ratios and overdrive transmissions. Good for city driving. Excellent...

For '87-'94 GM 4.3L/262 cid 90. V6 Non-Balance shaft Engines with Hyd. Roller Cam. Works with Stock Computer and Fuel Injection. Low Lift For Non-Modified Cylinder Heads. Balance shaft equipped 4.3L...

Xtreme Energy 206/206 Hydraulic Flat Tappet Cam for Chevy 262/4.3L. Good power for trucks, 4WD and mild towing. Smooth idle and good Economy. Works well with a stock computer. Good power for trucks,...

For '85-'87 GM 4.3L/262 cid 90. V6 Engines Originally Equipped with Flat Tappet Cam. Works with Stock Computer/Fuel Injection. Good Low End Torque and Gas Mileage Works with stock computer, fuel...

For '87-'94 GM 4.3L/262 cid 90. V6 Non-Balance shaft Engines with Hyd. Roller Cam . Works with Stock Computer and Fuel Injection. Good Low End Torque and Mileage. Adjustable Valve Train Required...

Xtreme Energy 212/212 Hydraulic Flat Tappet Cam for Chevy 262/4.3L. Good Cam for highway use, off-road and towing. Also good for trucks with low Gear ratios. Good cam for highway use, off-road and...

V6 Engines Originally Equipped with Flat Tappet Cam. Performance Upgrade For Stock Camshaft - Good Mileage - Smooth Idle - Vans, Pickups and Towing. Stock Gear Ratios and Torque Converter - For...