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COMP Cams 12-906-9

Drag Race Mechanical Roller Camshaft Lift .630"/.630" Duration 312/322 RPM Range 4500-7500

COMP Cams 12-906-9

249-12-906-9

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Ships 12/05/16 if Ordered Today
COMP Cams 12-906-9 Drag Race Mechanical Roller Camshaft Lift .630"/.630" Duration 312/322 RPM Range 4500-7500 $322.99
Drag Race Mechanical Roller Camshaft
Lift .630"/.630"
Duration 312/322
RPM Range 4500-7500

COMP Cams 12-906-9 Details

Chevy 262-400ci Small Block 1955-98

Lift: .630''/.630''
Advertised Duration: 312°/322°
Duration @ .050: 276°/284°
RPM Range:4500-7500
Lobe Sep. Angle: 107°

5000+ Stall Converter & 11:1 Compression Ratio

Specifications:

Exhaust Valve Lift (in.)
0.63
Intake Valve Lift (in.)
0.630
Int. Duration @ .050 in. (Deg)
276
Exh. Duration @ .050 in. (Deg)
284
Int. Duration Advertised (Deg)
312-5
Exh. Duration Advertised (Deg)
322-3
RPM Range
4500-7500
Engine Make/Size
Chevy Small Block (262-400)
Lifter Type
Mechanical Roller
Usage
Strip
Advertised Duration
312 int./322 exh.
Advertised Exhaust Duration
322
Advertised Intake Duration
312
Basic Operating RPM Range
4,500-7,500
Cam Style
Mechanical roller tappet
Computer-Controlled Compatible
No
Duration at 050 inch Lift
276 int./284 exh.
Exhaust Duration at 050 inch Lift
284
Exhaust Valve Lash (in.)
0.022
Exhaust Valve Lift with Factory Rocker Arm Ratio (
0.63
Grind Number
CS 312A-R7
Intake Duration at 050 inch Lift
276
Intake Valve Lash (in.)
0.02
Intake Valve Lift with Factory Rocker Arm Ratio (i
0.63
Quantity
Sold individually
Valve Lift with Factory Rocker Arm Ratio
0.630 int./0.630 exh.
Valve Springs Required
Yes
Lobe Separation (Deg)
107
Manufacturer's Part Number:
12-906-9

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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