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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-726-9
Drag Race Mechanical Roller Camshaft Lift .660"/.630" Duration 317/330 RPM Range 5500-7800
$55895
Ships on Oct 28, 2026
Lowest Price GuaranteeCurrently Unavailable
This product is currently not available. Please call customer service for assistance at 1-800-345-4545.
Chevy 262-400ci Small Block 1955-98
- Drag Race Mechanical Roller Camshaft
Lift .660"/.630"
Duration 317/330
RPM Range 5500-7800
Mechanical Roller-355 cu.. in. and up, ported head, 5500 stall, in light car.
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
355+ c.i., ported head, 5500+ stall, in light car.
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 Height2.75
Package Width2.87
Package Length24.5
Weight9.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)292
Cam StyleMechanical roller tappet
Grind Number317DR-6
Exh. Duration Advertised (Deg)330-5
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.66
Int. Duration @ .050 In. (Deg)280
Basic Operating Rpm Range5,500-7,800
Intake Valve Lash0.026 in (0.66 mm)
Intake Valve Lift0.66 in (16.764 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)317
Lobe Separation (Deg)108
Rpm Range5500-7800
Advertised Duration317 int./330 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.63
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.660 int./0.630 exh.
QuantitySold individually
Exhaust Valve Lash0.028 in (0.711 mm)
Exhaust Valve Lift0.63 in (16.002 mm)
Advertised Intake Duration317
Intake Duration At 050 Inch Lift280
Exhaust Duration At 050 Inch Lift292
Advertised Exhaust Duration330
Lifter TypeMechanical Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift280 int./292 exh.
Valve Springs RequiredYes
Vendor Part Number12-726-9
Package Qty1
Package TypeEA
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