Originally Posted by Greenwood
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That's an interesting observation. I've just got a set of worked over J-heads. I have a hunch I will be able to do a real world comparison where I find out exactly what the power difference is between 513 lift and 585-590 lift, with no other changes. smile
Are you sure that the cam with more lift doesn't have more duration at .020, .050, .100 and at .200 lift on the lifters? scope twocents
All the BB Mopar V8 I've dealt with at the track and on a engine dyno like more air with more fuel up Your on the right path wrench up

Last edited by Cab_Burge; 05/05/22 06:03 PM.
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)