Quote:
Originally Posted by steve shadows
I hope you mean Duration
It's duration. Higher duration will push the power band up and out.
Torque is made with optimum lift and duration. I prefer between 260 and 264 max for intake and exhaust on an sr20det setup reving to 8k or under.
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higher lift will still help in the top end. the more the valve opens, the more air that gets shoved in there. Maybe, I'm wrong, but that makes sense to me.
