Quote:
Originally Posted by autotechmotoring
Eliminating the VVL will be mainly used for non-street cars. VVL requires oil pressure for activation and by eliminating it generally increases oil pressure. It also lightnens up the valvetrain slightly. Most race cars are operating at higher rpm ranges anyways so the more aggressive main cam lobs are being used at all times.
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+ to have intake port way bigger vs a det engine will help too