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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-11-608-5
Drag Race Mechanical Flat Tappet Camshaft Big Block Chevy 396-454 1965-96 Lift: .635"/.637"
$32595
Ships on 09/15/2026
Lowest Price GuaranteeChevy Big Block 396-454 1965-96
- Drag Race Mechanical Flat Tappet Camshaft
- Lift: .635"/.637"
- Duration: 292°/308°
- Lobe Separation Angle: 108°
- RPM Range: 3600-6800
RPM Range: 3600-6800
Advertised Duration: Intake .292', Exhaust .308'
Duration @ .050': Intake .262', Exhaust .270'
Lift: Intake 635°, Exhaust 637°
Lobe Separation Angle: 108°
Mechanical Flat Tappet
4000+ Stall Converter 11:1 Compression RatioChevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
427+c.i. engines, 4000+ stall, 11:1+ compression.
Big Block Chevy 396-454 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
BrandCOMP CAMS
Package Height2.75
Package Width2.87
Package Length24.5
Weight10.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)270
Cam StyleMechanical flat tappet
Grind NumberCB TL292A-8
Exh. Duration Advertised (Deg)308-4
Engine Make/SizeChevy Big Block (396-454)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.635
Int. Duration @ .050 In. (Deg)262
Basic Operating Rpm Range3,600-6,800
Intake Valve Lash0.018 in (0.457 mm)
Intake Valve Lift0.635 in (16.129 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)292-1
Lobe Separation (Deg)108
Rpm Range3600-6800
Advertised Duration292 int./308 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.637
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.635 int./0.637 exh.
QuantitySold individually
Exhaust Valve Lash0.02 in (0.508 mm)
Exhaust Valve Lift0.637 in (16.18 mm)
Advertised Intake Duration292
Intake Duration At 050 Inch Lift262
Exhaust Duration At 050 Inch Lift270
Advertised Exhaust Duration308
Lifter TypeMechanical Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift262 int./270 exh.
Valve Springs RequiredYes
Vendor Part Number11-608-5
Package Qty1
Package TypeEA
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