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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-342-4
DRAG RACE Hydraulic Flat Tappet Camshaft Lift .510"/.507" Duration 296/305 RPM Range 3000-6800
$30995
Ships on 10/23/2026
Lowest Price GuaranteeChevrolet 262-400 c.i. 8 cyl. 1955-1998
- DRAG RACE Hydraulic Flat Tappet Camshaft
Lift .510"/.507"
Duration 296/305
RPM Range 3000-6800
Hydraulic-10.5:1 compression 3500+ stall, good torque.
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
10.5:1+ compression, 3500+ stall, good torque.
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 Height2.8
Package Width2.8
Package Length24.2
Weight8.8 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)253
Cam StyleHydraulic flat tappet
Grind NumberCS 296AH-8
Exh. Duration Advertised (Deg)305-4
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.51
Int. Duration @ .050 In. (Deg)246
Basic Operating Rpm Range3,000-6,800
Intake Valve Lift0.51 in (12.954 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)296-3
Lobe Separation (Deg)108
Rpm Range3000-6800
Advertised Duration296 int./305 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.507
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.510 int./0.507 exh.
QuantitySold individually
Exhaust Valve Lift0.507 in (12.878 mm)
Advertised Intake Duration296
Intake Duration At 050 Inch Lift246
Exhaust Duration At 050 Inch Lift253
Advertised Exhaust Duration305
Lifter TypeHydraulic Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift246 int./253 exh.
Valve Springs RequiredYes
Vendor Part Number12-342-4
Package Qty1
Package TypeEA
No Questions
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