Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededCOMP CAMSPART NUMBER: 249-K01-775-8
Comp Cams 'Xtreme Energy' Hydraulic Roller Camshafts
$1,61595
Ships on 10/19/2026
Lowest Price GuaranteeChevrolet Gen VI Big Block 454ci & 502 c.i. 8 CYL. 1996-1999For computer controlled engines
- Xtreme Energy XR271HR Hydraulic Roller Camshaft Complete Kit
- Produces Better Throttle Response
- Produces Top Engine Horsepower
- Delivers Increased Engine Vacuum
- 1 Year Limited Warranty
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Works well with ported heads, serious valve train upgrade required, needs 2200+ stall and programmer.
Lift: .591"/.601"
Duration: 271/279
Lobe Separation Angle: 112°
RPM Range: 1800-6000
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 Kit
BrandCOMP CAMS
Package Height5.0
Package Width10.5
Package Length26.0
Weight28.0 PG
Part CategoryPerformance Parts
UsageStreet/Performance
Intake Valve Lift0.591 in (15.011 mm)
Int. Duration Advertised (Deg)271
Exh. Duration @ .050 In. (Deg)232
Rpm Range1800-6000
Lifter TypeHydraulic Roller
Exh. Duration Advertised (Deg)279
Part FitmentSemi Universal
Engine Make/SizeChevy Big Block (396-454)
Int. Duration @ .050 In. (Deg)224
Exhaust Valve Lift0.601 in (15.265 mm)
Vendor Part NumberK01-775-8
Package Qty1
Package TypeEA
No Questions
No Reviews
Some parts are not legal for use in California or other states with similar laws / regulations
