Product Summary

Chevy Small Block V8, 296 Intake Duration

  • Highly recommended for street and strip use
  • These pushrod kits perform best within 1,500 to 6,500 rpm range
  • Specifically designed for use with 1957-1986 Small Block Chevy engines
  • Engineered to have provide a trouble free installation
  • Has a 296 intake duration and a 300 exhaust duration

Key Specs


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Recommended for street and strip use, these high performance Rollin' Thunder hydraulic roller cam, lifter, and pushrod kits perform best within 1,500 to 6,500 rpm range. They are designed for use with Small Block Chevy engines.

  • Complete Cam Kit (Cam # 325-2201)
  • Hyd. Roller Lifters (# 325-97423)/Pushrods Dyno-Matched (# 325-9646)
  • 1957-1986 Chevy Small Block
  • Trouble Free Installation

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.


Camshaft TypeHydraulic Roller Tappet
Intake Duration296
Exhaust Duration300
RPM Range1,500-6,500
Intake Duration (.050" Lift)234
Exhaust Duration (.050" Lift)238
GTIN Code085347220151
Intake Valve Lift w/ Rocker Arm Ratio0.539"
Exhaust Valve Lift w/ Rocker Arm Ratio0.548"
External Ignition Box RequiredNo
Valve Spring RequiredYes
Valve Spring IncludedNo
Lifter TypeHydraulic Roller
Lifters IncludedYes
Retainers IncludedNo
Locks IncludedNo
Timing Chain and Gears IncludedNo
Assembly Lubricant IncludedNo
Pushrods Included
Rocker Arms IncludedNo
Gear Attachment3-Bolt
Sold in QuantityKit