Chris Rivas Rocket Cams 514 Chain Drive Cams


Best power with free-flow air cleaner and performance exhaust. Cruising hi-torque bolt-in cams. Incredible low rpm pulling power recommended for heavier bikes with stock compression ratio or up to 9.5:1. Peak performance at 1500 to 5000 rpm. Use stock valve springs. Very easy on valve train parts.

For 99-06 Twin Cams, 07+ Twin Cams & 06 Dynas



514 Chain Drive Cams

Chris Rivas Signature Series Rocket camshafts, for late model Harley-Davidson® big twins, feature the Easy Start centrifugal compression release system licensed by S&S® Cycle for easy starting even with large displacement and higher compression ratios. Developed from years of NHRA® Pro-Stock motorcycle, Bonneville land speed racing and street building experience ensures you’re getting the highest quality American made camshafts for your twin cam engine.

Acceleration Domination!!!


Valve Lift: 0.514


Intake: 230

Exhaust: 240

Valve Timing

Intake Opens: 14

Intake Closes: 36

Exhaust Opens: 46

Exhaust Closes: 14

Lift @ TDC

Intake: 0.162

Exhaust: 0.141

Additional information

Weight 4 lbs
Dimensions 8 × 4 × 3 in

07+ Twin Cams & 06 Dynas, 99-06 Twin Cams