Chevrolet Big Block Adv. Duration: 295/303Duration @ .050": 260/268Lift: .629/.623Lobe Separation: 108 LCIncluded Lifters: 91115 Mechanical Flat Tappet3600-7200. Rough idle, good mid-range torque & power. Needs good heads & intake.
Chevrolet Big Block Adv. Duration: 303/313Duration @ .050": 268/278Lift: .623/.650Lobe Separation: 108 LCIncluded Lifters: 91115 Mechanical Flat Tappet4000-7600. Moderate competition, excellent mid & upper rpm power. 12.0-1 CR.
Chevrolet Big BlockAdv. Duration: 295/303Duration @ .050: 260/268Lift: .629/.623Lobe Separation: 108 LC Included Lifters: 91115 Mech. Flat Tappet3200-7000. Rough idle, good mid-range torque & power. Needs good heads & intake.
Chevrolet Big BlockAdv. Duration: 295/303Duration @ .050: 260/268Lift: .629/.623Lobe Separation: 108 LC Included Lifters: 91118 Direct Lube Mech. Flat Tappet3200-7000. Rough idle, good mid-range torque & power. Needs good heads & intake.
Chevrolet Big BlockAdv. Duration: 303/313Duration @ .050: 268/278Lift: .623/.650Lobe Separation: 108 LC Included Lifters: 91115 Mech. Flat Tappet3800-7600. Moderate competition, excellent mid & upper RPM power. 12.0-1 CR.
Chevrolet Big BlockAdv. Duration: 303/313Duration @ .050: 268/278Lift: .623/.650Lobe Separation: 108 LC Included Lifters: 91118 Direct Lube Mech. Flat Tappet3800-7600. Moderate competition, excellent mid & upper RPM power. 12.0-1 CR.
Chevrolet Big BlockAdv. Duration: 287/295Duration @ .050: 252/260Lift: .618/.640Lobe Separation: 108 LC Included Lifters: 91115 Mech. Flat Tappet3000-6800. Rough idle, good mid to upper range performance. 3000+ stall, 11.5:1+ CR.
Chevrolet Big BlockAdv. Duration: 287/295Duration @ .050: 252/260Lift: .618/.640Lobe Separation: 108 LC Included Lifters: 91118 Direct Lube Mech. Flat Tappet3000-6800. Rough idle, good mid to upper range performance. 3000+ stall, 11.5:1+ CR.
Chevrolet Big BlockAdv. Duration: 287/295Duration @ .050: 252/260Lift: .618/.640Lobe Separation: 110 LC Included Lifters: 91115 Mech. Flat Tappet3000-6800. Rough idle, good mid to upper range performance. 3000+ stall, 11.5:1+ CR.
Chevrolet Big BlockAdv. Duration: 287/295Duration @ .050: 252/260Lift: .618/.640Lobe Separation: 110 LC Included Lifters: 91118 Direct Lube Mech. Flat Tappet3000-6800. Rough idle, good mid to upper range performance. 3000+ stall, 11.5:1+ CR.
Chevrolet Big BlockAdv. Duration: 287/295Duration @ .050: 252/260Lift: .618/.640Lobe Separation: 112 LC Included Lifters: 91115 Mech. Flat Tappet3000-6800. Rough idle, good mid to upper range performance. 3000+ stall, 11.5:1+ CR.
Chevrolet Big BlockAdv. Duration: 287/295Duration @ .050: 252/260Lift: .618/.640Lobe Separation: 112 LC Included Lifters: 91118 Direct Lube Mech. Flat Tappet3000-6800. Rough idle, good mid to upper range performance. 3000+ stall, 11.5:1+ CR.