4P Diamond Claw Crank Lock Chassis the world’s leading manufacturer of

the world’s leading manufacturer of racing valves

even with the stock valve spring

and our proprietary AMAX and Fast Ramp technologies help maximize the area under the lift curve and reduce seat timing for maximum torque and cylinder pressure

280+CFM on stock size valve

com for a shipping quote or for other inquiries

4P Diamond Claw Crank Lock Chassis the world’s leading manufacturer of4P Diamond Claw flywheel surface lock helps to prevent flywheel bolts from backing out of the crankshaft in high rpm applications where vibrations and harmonics often cause welding of the flywheel to the crank. In the event that the flywheel does become loose and start to vibrate against the crank, this surface lock can help to protect the crank and prevent damage. Diamond Claw Surface Locks have successfully eliminated fretting (surface welding) in