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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK01-410-8
Comp Cams Xtreme Energy Hydraulic Roller Camshafts
$1,13195
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™ XR258HR Hydraulic Roller Camshaft Small Kit
- For computer controlled engines
- Good replacement cam for stock fuel injection engines
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Good replacement cam for minimally modified fuel injection engines.
Lift: .510"/.510"
Duration: 258/267
Lobe Separation Angle: 113°
RPM Range: 800-4800
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 Height5.1
Package Width10.4
Package Length25.4
Weight20.8 PG
Part CategoryPerformance Parts
UsageStreet/Performance
Intake Valve Lift0.51 in (12.954 mm)
Int. Duration Advertised (Deg)258
Exh. Duration @ .050 In. (Deg)212
Rpm Range800-4800
Lifter TypeHydraulic Roller
Exh. Duration Advertised (Deg)208
Engine Make/SizeChevy Big Block (396-454)
Int. Duration @ .050 In. (Deg)206
Exhaust Valve Lift0.51 in (12.954 mm)
Vendor Part NumberSK01-410-8
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
