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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-685-5
Comp Cams Oval Track Camshafts
$32595
Ships on 09/08/2026
Lowest Price GuaranteeSmall Block Chevrolet 262-400ci 1955-1998Launcher Series Mechanical Flat Tappet
- Oval Track Mechanical Flat Tappet Camshaft
Chevrolet 262-400ci 1955-1998
Lift: .483"/.483"
Duration: 274°/278°
Lobe Separation Angle: 107°
RPM Range: 3000-6600
These oval track cams from COMP Cams are designed specifically for oval track racing. Cams are available for a variety of engine configurations, track lengths, and conditions, so there is sure to be one to meet your needs!
265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10
.322" lobe lift - Good for longer tracks, restricted carb. With stock rocker and .480" or .500" lift rule.
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.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeCamshaft
BrandCOMP CAMS
Package Height2.75
Package Width3.0
Package Length24.5
Weight8.84 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)252
Cam StyleMechanical flat tappet
Grind NumberCS 274L322 S7
Exh. Duration Advertised (Deg)278
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.483
Int. Duration @ .050 In. (Deg)248
Basic Operating Rpm Range3,000-6,600
Intake Valve Lash0.014 in (0.356 mm)
Intake Valve Lift0.483 in (12.268 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)274
Lobe Separation (Deg)107
Rpm Range3000-6600
Advertised Duration274 int./278 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.483
UsageStreet/Strip
Valve Lift With Factory Rocker Arm Ratio0.483 int./0.483 exh.
QuantitySold individually
Exhaust Valve Lash0.014 in (0.356 mm)
Exhaust Valve Lift0.483 in (12.268 mm)
Advertised Intake Duration274
Intake Duration At 050 Inch Lift248
Exhaust Duration At 050 Inch Lift252
Advertised Exhaust Duration278
Lifter TypeMechanical Flat Tappet
Duration At 050 Inch Lift248 int./252 exh.
Valve Springs RequiredYes
Vendor Part Number12-685-5
Package Qty1
Package TypeEA
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