Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededCOMP CAMSPART NUMBER: 249-11-230-3
Xtreme Energy 250H Hydraulic Flat Tappet Camshaft Only Lift .470"/.475" Duration 250°/260° RPM Range 600-4800
$29795
Ships on Sep 15, 2026
Lowest Price GuaranteeChevy 396-454ci Big Block 1965-96
- Xtreme Energy 250H Hydraulic Flat Tappet Camshaft Only
Lift .470"/.475"
Duration 250°/260°
RPM Range 600-4800
Hydraulic-Very strong torque, excellent mileage, smooth idle.
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Very strong torque, excellent mileage, smooth idle.
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
BrandCOMP CAMS
Package Height2.8
Package Width2.9
Package Length24.4
Weight10.75 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)212
Cam StyleHydraulic flat tappet
Grind NumberCB XE250H-10
Exh. Duration Advertised (Deg)260
Engine Make/SizeChevy Big Block (396-454)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.47
Int. Duration @ .050 In. (Deg)206
Basic Operating Rpm Range600-4,800
Intake Valve Lift0.47 in (11.938 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)250
Lobe Separation (Deg)110
Rpm Range600-4800
Advertised Duration250 int./260 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.475
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.470 int./0.475 exh.
QuantitySold individually
Exhaust Valve Lift0.475 in (12.065 mm)
Advertised Intake Duration250
Intake Duration At 050 Inch Lift206
Exhaust Duration At 050 Inch Lift212
Advertised Exhaust Duration260
Lifter TypeHydraulic Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift206 int./212 exh.
Valve Springs RequiredYes
Vendor Part Number11-230-3
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Engine Assembly Lube [4 oz. Bottle]](https://www.jegs.com/images/mini_200/500/555/555-28000.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_200/500/555/555-80518.jpg)
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80521.jpg)
JEGS
Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters
Part Number : 555-80599
$4779$51.99
You Save$4.20
![Precision Cam Degree Wheel Kit [11 in.]](https://www.jegs.com/images/mini_200/500/555/555-81621.jpg)
![159 Engine Break-In Oil Additive [12-Ounce]](https://www.jegs.com/images/mini_200/200/249/249-159.jpg)
ITEM YOU MAY ALSO CONSIDER
Some parts are not legal for use in California or other states with similar laws / regulations
