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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-862-9
Comp Cams Oval Track Camshafts
$55895
Ships on 09/08/2026
Lowest Price GuaranteeSmall Block Chevrolet 262-400ci 1955-1998Mechanical Roller Xtreme TK Roller (.900" Base)
- Oval Track Mechanical Roller Camshaft
Chevrolet 262-400ci 1955-1998
Lift: .648"/.645"
Duration: 289°/302°
Lobe Separation Angle: 107°
RPM Range: 3600-7800
.900 base circle, 383-415 Great baseline Late Model with 1.6RR.
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
383-415c.i. Great for Late Model with 1.6:1 and good heads.
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 Height2.8
Package Width2.9
Package Length24.1
Weight7.35 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)270
Cam StyleMechanical roller tappet
Grind Number289TKNR-7
Exh. Duration Advertised (Deg)302
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.648
Int. Duration @ .050 In. (Deg)261
Basic Operating Rpm Range3,600-7,800
Intake Valve Lash0.016 in (0.406 mm)
Intake Valve Lift0.648 in (16.459 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)289
Lobe Separation (Deg)107
Rpm Range3600-7800
Advertised Duration289 int./302 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.645
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.648 int./0.645 exh.
QuantitySold individually
Exhaust Valve Lash0.02 in (0.508 mm)
Exhaust Valve Lift0.645 in (16.383 mm)
Advertised Intake Duration289
Intake Duration At 050 Inch Lift261
Exhaust Duration At 050 Inch Lift270
Advertised Exhaust Duration302
Lifter TypeMechanical Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift261 int./270 exh.
Valve Springs RequiredYes
Vendor Part Number12-862-9
Package Qty1
Package TypeEA
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