Oldsmobile 39 Deg. V8 400-455Adv. Duration: 259/269Duration @ .050": 205/215Lift: .448/.475Lobe Separation: 112 LCIncluded Lifters: 91411 Hyd. Flat Tappet800-4800. Street Force 1, Good idle, Mild Street Performance, strong low end torque.
Oldsmobile 39 Deg. V8 400-455 1967-1990Adv. Duration: 267/267Duration @ .050": 213/213Lift: .480/.480Lobe Separation: 111 LCIncluded Lifters: 91411 Hyd. Flat Tappet1200-5500. Good low end & mid-range. Will work well in jet boats.
Oldsmobile 39 Deg. V8 400-455 1967-1990Adv. Duration: 269/277Duration @ .050": 213/223Lift: .480/.480
Lobe Separation: 112 LCIncluded Lifters: 91411 Hyd. Flat Tappet1200-5800. Street Force 2, Good idle & throttle response. Needs 4 barrel & good exhaust.
Oldsmobile 39 Deg. V8 400-455Adv. Duration: 275/275Duration @ .050": 221/221Lift: .501/.501Lobe Separation: 108 LCIncluded Lifters: 91411 Hyd. Flat Tappet1500-5800. Good low & mid-range horsepower. Needs 4 barrel & headers.
Oldsmobile 39 Deg. V8 400-455 1967-1990Adv. Duration: 279/289Duration @ .050": 225/235Lift: .496/.501
Lobe Separation: 112 LCIncluded Lifters: 91411 Hyd. Flat Tappet1800-6000. Street Force 3, Noticeable idle, Hot Street & mild Bracket Racing.
Oldsmobile 39 Deg. V8 400-455 1967-1990Adv. Duration: 289/299Duration @ .050": 235/245Lift: .520/.544
Lobe Separation: 112 LCIncluded Lifters: 91411 Hyd. Flat Tappet2400-6400. Street Force 4, Noticeable idle, Hot Street & mild Bracket Racing.