Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededCOMP CAMSPART NUMBER: 249-K08-414-8
Comp Cams Xtreme 4x4 Hydraulic Roller Camshafts
$1,37295
Ships on 10/19/2026
Lowest Price GuaranteeChevy Small Block 305-350ci 1987-98Factory Roller (Carbureted)
- Xtreme 4x4 Hyd. Roller Cam Complete Kit
- Xtreme 4 X 4 Camshaft
- 1 Year Limited Warranty
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
Good top end. Needs headers, lower gears and 2500+ stall.
Chevy Small Block 305-350ci 1987-98 w/ Factory Roller
Lift: .474"/.474"
Duration: 284°/284°
Lobe Separation Angle: 111°
RPM Range: 1800-5800
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
Weight30.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)234
Cam StyleHydraulic roller tappet
Grind NumberX4280HR
Exh. Duration Advertised (Deg)284
Locks IncludedYes
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedYes
Intake Valve Lift With Factory Rocker Arm Ratio (I0.474
Int. Duration @ .050 In. (Deg)230
Assembly Lubricant IncludedNo
Basic Operating Rpm Range1,800-5,800
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.474 in (12.04 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)280
Lobe Separation (Deg)111
Rpm Range1800-5800
Lifter StyleHydraulic roller
Advertised Duration280 int./284 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.474
Valve Springs IncludedYes
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.474 int./0.474 exh.
QuantitySold as a kit
Valve Stem Seals IncludedYes
Exhaust Valve Lift0.474 in (12.04 mm)
Advertised Intake Duration280
Outside Diameter Of Outer Spring1.254 in (31.9 mm)
Intake Duration At 050 Inch Lift230
Exhaust Duration At 050 Inch Lift234
Timing Chain StyleDouble roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration284
Lifter TypeHydraulic Roller
Duration At 050 Inch Lift230 int./234 exh.
Valve Springs RequiredNo
Lifters IncludedYes
Vendor Part NumberK08-414-8
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![159 Engine Break-In Oil Additive [12-Ounce]](https://www.jegs.com/images/mini_200/200/249/249-159.jpg)
![Engine Assembly Lube [4 oz. Bottle]](https://www.jegs.com/images/mini_200/500/555/555-28000.jpg)
![Precision Cam Degree Wheel Kit [11 in.]](https://www.jegs.com/images/mini_200/500/555/555-81621.jpg)
JEGS
Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters
Part Number : 555-80599
$4779$51.99
You Save$4.20
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80518.jpg)
![Break-In/Engine Oil Supplement [12 oz. Bottle]](https://www.jegs.com/images/mini_200/500/555/555-28060.jpg)
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80521.jpg)
Some parts are not legal for use in California or other states with similar laws / regulations
