
COMP CAMSPART NUMBER: 249-11-739-9
Drag Race Xtreme RX Mechanical Roller Camshaft Lift .873"/.800" Duration 318/338 RPM Range 5000-9000
$50595
Chevy 396-454ci Big Block 1965-96 Xtreme RX
- Drag Race Xtreme RX Mechanical Roller Camshaft
Lift .873"/.800"
Duration 318/338
RPM Range 5000-9000
DRAG RACE Xtreme RX Rollers - These camshafts use COMP's new RX Drag roller profiles to give more lift, more area under the curve and shorter seat timing than any other high RPM drag racing series we have offered. Great for all out drag racing applications such as Competition Eliminator, Fast Bracket, Quick 16, Nitrous and Heads Up applications.Mechanical Roller-Large Comp eliminator with high ratio & fast bracket 1.8 & 1.7
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Large Comp Eliminator with high ratio rockers and Fast Bracket, 1.8 and 1.7.
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 Height2.75
Package Width3.0
Package Length24.5
Weight10.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)300
Cam StyleMechanical roller tappet
Grind NumberCB 318RXD-14
Exh. Duration Advertised (Deg)338
Engine Make/SizeChevy Big Block (396-454)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.873
Int. Duration @ .050 In. (Deg)285
Basic Operating Rpm Range5,000-9,000
Intake Valve Lash0.024 in (0.61 mm)
Intake Valve Lift0.873 in (22.174 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)318
Lobe Separation (Deg)114
Rpm Range5000-9000
Advertised Duration318 int./338 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.8
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.873 int./0.800 exh.
Camshaft Gear Attachment3-bolt
QuantitySold individually
Exhaust Valve Lash0.026 in (0.66 mm)
Exhaust Valve Lift0.8 in (20.32 mm)
Advertised Intake Duration318
Intake Duration At 050 Inch Lift285
Exhaust Duration At 050 Inch Lift300
Advertised Exhaust Duration338
Lifter TypeMechanical Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift285 int./300 exh.
Valve Springs RequiredYes
Vendor Part Number11-739-9
Package Qty1
Package TypeEA
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