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COMP Cams 11-825-9

Drag Race Mechanical Roller Camshaft Lift .748"/.710" Duration 311/315 RPM Range 5000-7500

COMP Cams 11-825-9

249-11-825-9

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COMP Cams 11-825-9 Drag Race Mechanical Roller Camshaft Lift .748"/.710" Duration 311/315 RPM Range 5000-7500 $319.99
Drag Race Mechanical Roller Camshaft
Lift .748"/.710"
Duration 311/315
RPM Range 5000-7500

COMP Cams 11-825-9 Details

Chevy 396-454ci Big Block 1965-96

Mechanical Roller-Super Gas / Super Comp. Aftermarket heads, up to 500 c.i.

Specifications:

Intake Valve Lift (in.)
0.748
Int. Duration @ .050 in. (Deg)
274
Exh. Duration @ .050 in. (Deg)
284
Int. Duration Advertised (Deg)
311
Exh. Duration Advertised (Deg)
315
RPM Range
5000-7500
Engine Make/Size
Chevy Big Block (396-454)
Lifter Type
Mechanical Roller
Exhaust Valve Lift (in.)
0.71
Usage
Strip
Advertised Duration
311 int./315 exh.
Advertised Exhaust Duration
315
Advertised Intake Duration
311
Basic Operating RPM Range
5,000-7,500
Cam Style
Mechanical roller tappet
Computer-Controlled Compatible
No
Duration at 050 inch Lift
274 int./282 exh.
Exhaust Duration at 050 inch Lift
282
Exhaust Valve Lash (in.)
0.028
Exhaust Valve Lift with Factory Rocker Arm Ratio (
0.71
Grind Number
CB 311R-10
Intake Duration at 050 inch Lift
274
Intake Valve Lash (in.)
0.026
Intake Valve Lift with Factory Rocker Arm Ratio (i
0.748
Quantity
Sold individually
Valve Lift with Factory Rocker Arm Ratio
0.748 int./0.710 exh.
Valve Springs Required
Yes
Lobe Separation (Deg)
110
Manufacturer's Part Number:
11-825-9

Roller Cam For On Demand Power

Camshafts specifically designed for use in all ''Super'' catagory cars, especially those equipped with throttle stops. These powerful Comp Cams offer crisp, immediate throttle response and excellent repeatability, plus are relatively easy on valve train parts.

Features:
  • Wide assortment of racing camshafts for all application requirements of drag, oval track and puller & mud competitors
  • Require accurate assessment of rear end gearing and other vehicle-based equipment to deliver top performance
  • Not made for street use or vehicles requiring accessory drive equipment, such as power brakes, air conditioning, etc.

    Small Kits are indicated by a SK in their part number and include Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals, and Instructions.

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