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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-CL12-300-4
Comp Cams High Energy Hydraulic Flat Tappet Camshafts
$39795
Ships on 10/19/2026
Lowest Price GuaranteeChevy 262-400ci Small Block 1955-98
- High Energy 240H Hydraulic Flat Tappet Camshaft & Lifter Kit
Lift: .390''/.390"
Duration: 240°/240°
RPM Range: 600-4600
C.A.R.B. Approved*
**Note: 1955-57 Small Block Chevy models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models.
| Operating Range: | 600-4600 RPM |
| Duration Advertised: | 240° Intake / 248° Exhaust |
| Duration @ .050' Lift: | 192° Intake / 200° Exhaust |
| Valve Lift: | .390' Intake / .390' Exhaust |
| Lobe Separation Angle: | 108° |
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
Strong torque, excellent mileage for 262-305c.i. with high axle ratios, smooth 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 Height3.1
Package Width5.8
Package Length25.6
Weight13.2 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)200
Cam StyleHydraulic flat tappet
Grind Number240H
Exh. Duration Advertised (Deg)248
Locks IncludedNo
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.39
Int. Duration @ .050 In. (Deg)192
Assembly Lubricant IncludedYes
Basic Operating Rpm Range600-4,600
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.39 in (9.906 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)240
Lobe Separation (Deg)108
Rpm Range600-4600
Lifter StyleHydraulic flat tappet
Advertised Duration240 int./248 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.39
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.390 int./0.390 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.39 in (9.906 mm)
Advertised Intake Duration240
Intake Duration At 050 Inch Lift192
Exhaust Duration At 050 Inch Lift200
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration248
Lifter TypeHydraulic Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift192 int./200 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberCL12-300-4
Package Qty1
Package TypeEA
No Questions
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