cam duration

subbietjw

Member
Example... A 230 duration cam will spin 6000rpm... A 246 will spin 7500 ish both with the same lift and same springs.. the big difference in the 2 cams is where the power band is a 230* will make power from say 3000 to 6000rpm a 246* will make power from like 4000- 7500+
 
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