The CR651 requires .675 spring lift. Power range from 2500 to 6500 RPM. Works great in 95″ to 131″ motors with 10.5:1 to 11.5:1 compression. This cam pulls from 3,000 RPM in 95″ to 110″, earlier in larger motors.
Notice to Customers in California
Cycle-Rama sells competition use only performance parts. Competition use only parts are clearly labeled as competition use only in the product listing page and may only be used according to the guidelines posted below.
Competition Use Only Parts may not be sold or used on a vehicle that is used on or off the public highways other than those vehicles used exclusively for competition. Competition Use Only Parts are aftermarket parts that replace or otherwise interfere with the operation of an emission control device, such as a catalytic converter or oxygen sensor, and may be sold and used on an automobile that is used only for closed course competition.
THESE PARTS ARE LEGAL FOR USE ONLY IN COMPETITION RACING VEHICLES AS DEFINED UNDER CALIFORNIA LAW AND ARE NTO LEGAL FOR USE IN ANY OTHER MOTOR VEHICLE. California law defines a “racing vehicle” as “a competition vehicle not used on public highways.” (Calif. Health & Safety Code 39048) These parts may only be used on competition racing vehicles operated exclusively on a closed court in conjunction with a sanctioned racing event. Competition-only motor vehicles may not be driven to a racing event on a public highway and must be transported on a trailer or other carrier. USE OF THESE PARTS IN ANY OTHER VEHICLE MAY SUBJECT YOU TO FINES AND PENALTIES FOR VIOLATION OF FEDERAL AND/OR STATE LAW. It is your responsibility to comply with all applicable federal and state laws relating to use of these parts, and Cycle-Rama hereby disclaims any liability resulting from the failure to use these parts in compliance with all applicable federal and state laws.