Chevrolet L6 292 1963-1990 Adv. Duration: 265/265 Duration @ .050: 240/240 Lift: .589/.589 Lobe Separation: 106 LC Included Lifters: Yes, 91115-12 2600-6000. Rough idle, Circle Track, Drag Race. A major favorite at the track.
Chevrolet L6 292 1963-1990 Adv. Duration: 265/265 Duration @ .050: 240/240 Lift: .589/.589 Lobe Separation: 110 LC Included Lifters: Yes, 91115-12 2800-6200. Fair idle, big cubic inch with 10.0:1+ CR. Drag or Circle Track.