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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-CL12-413-8
Comp Cams Xtreme 4x4 Hydraulic Roller Camshafts
$1,21095
Ships on 10/16/2026
Lowest Price GuaranteeChevy Small Block 262-400ci 1955-98Retro-Fit
- Xtreme 4x4 Retro-Fit Hyd. Roller Cam and Lifter Kit
Chevy Small Block 262-400ci 1955-98
Lift: .474"/.474"
Duration: 270°/274°
Lobe Separation Angle: 111°
RPM Range: 1500-5500
Good mid-range power, needs headers, 3.55-4.10 gears, 2000 stall. Noticeable idle.
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
Good mid-range power, needs headers, 3.55-4.10 gears, 2000+ stall. Noticeable idle.
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 Width8.7
Package Length25.5
Weight15.3 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)224
Cam StyleHydraulic roller tappet
Grind NumberX4270HR
Exh. Duration Advertised (Deg)274
Locks IncludedNo
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.474
Int. Duration @ .050 In. (Deg)220
Assembly Lubricant IncludedNo
Basic Operating Rpm Range1,000-5,000
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.474 in (12.04 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)270
Lobe Separation (Deg)111
Rpm Range1500-2000
Lifter StyleHydraulic roller
Advertised Duration270 int./274 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.474
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.474 int./0.474 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.474 in (12.04 mm)
Advertised Intake Duration270
Intake Duration At 050 Inch Lift220
Exhaust Duration At 050 Inch Lift224
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration274
Lifter TypeHydraulic Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift220 int./224 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberCL12-413-8
Package Qty1
Package TypeEA
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