Chevrolet Small Block Adv. Duration: 260/266 Duration @ .050": 207/213 Lift: .450/.465
Lobe Separation: 110 LC Includes Lifters: Yes, 91164N, Street Series Retro-Fit Hydraulic Roller Lifters 800-4200. Great daily usage, smooth idle, great fuel economy.
Chevrolet Small Block Adv. Duration: 260/266 Duration @ .050": 207/213 Lift: .450/.465
Lobe Separation: 110 LC Includes Lifters: Yes, 91164N, Street Series Retro-Fit Hydraulic Roller Lifters 800-4200. Small Base Circle, Great daily usage, smooth idle, great fuel economy.
Chevrolet Small Block Adv. Duration: 266/270 Duration @ .050": 213/217 Lift: .485/.495
Lobe Separation: 110 LC Included Lifters: 91164N, Street Series Retro-Fit Hydraulic Roller Lifters 1000-4800. Small Base Circle, Fair idle, good low & mid range performance increase.
Chevrolet Small Block Adv. Duration: 278/284 Duration @ .050": 225/231 Lift: .500/.510 Lobe Separation: 110 LC Included Lifters: 91164N Hyd. Roller 1600-5400. Fair idle, street/strip. Auto OK with 2500+ stall.
Chevrolet Small Block Adv. Duration: 278/284 Duration @ .050": 225/231 Lift: .500/.510
Lobe Separation: 112 LC Included Lifters: 91164N, Street Series Retro-Fit Hydraulic Roller Lifters 1800-5400. Small Base Circle, Fair idle, Street & mild performance usage. Crisp throttle.