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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-CL11-692-8
Magnum Mechanical Roller Cam and Lifter Kit Chevy Big Block 396-454ci 1965-96 Lift: .623"/.623"
$1,22595
Ships on 10/23/2026
Lowest Price GuaranteeChevy Big Block 396-454ci 1965-96
- Magnum Mechanical Roller Cam and Lifter Kit
- Lift: .623"/.623"
- Duration: 288°/288°
- Lobe Separation Angle: 110°
- RPM Range: 2200-6500
- Cams Are Very Aggressive
- Designed For Performance Oriented Vehicles
- Deliver More Power Than Standard Camshafts
- 1 Year Limited Warranty
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Great all around power. 3000+ stall with lower gear. Use headers and 9.5:1+ compression. Rough idle.
Chevy Big Block 396-454ci 1965-96
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
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Part TypeCamshaft Kit
BrandCOMP CAMS
Package Height3.5
Package Width8.8
Package Length25.3
Weight16.25 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)246
Cam StyleMechanical roller tappet
Grind NumberCB 288A-R10
Exh. Duration Advertised (Deg)288
Locks IncludedNo
Engine Make/SizeChevy Big Block (396-502)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.622
Int. Duration @ .050 In. (Deg)246
Assembly Lubricant IncludedNo
Basic Operating Rpm Range2,200-6,500
Pushrods IncludedNo
Gaskets IncludedNo
Intake Valve Lash0.02 in (0.508 mm)
Rocker Arms IncludedNo
Intake Valve Lift0.623 in (15.824 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)288
Lobe Separation (Deg)110
Rpm Range2200-6500
Lifter StyleMechanical roller
Advertised Duration288 int./288 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.622
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.622 int./0.622 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lash0.02 in (0.508 mm)
Exhaust Valve Lift0.623 in (15.824 mm)
Advertised Intake Duration288
Intake Duration At 050 Inch Lift246
Exhaust Duration At 050 Inch Lift246
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration288
Lifter TypeMechanical Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift246 int./246 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberCL11-692-8
Package Qty1
Package TypeEA
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