COMP Cams Camshaft
Camshaft; Drag Race; Chevy Big Block 6.5L-7.4L/396-454 Cubic Inch; Mechanical Roller; 5000-7500 RPM Range; 272 Degree Intake Duration @ 0.050 Inch Lift; 280 Degree Exhaust Duration @ 0.050 Inch Lift; 0.748 Inch Intake Valve Lift; 0.710 Inch Exhaust Valve Lift; 110 Degree Lobe Separation
MPN: 118259
The highest of all performance level camshafts; solid rollers are designed for both high performance street through all-out racing applications. They feature the most aggressive Camshaft lobe profiles and withstand the highest Valve Spring pressures. As with their solid flat tappet Camshaft cousins, they are noisier than hydraulic Camshaft systems, particularly when cold, yet they deliver more performance and throttle response, especially when adjusted to “Tight” lash settings of 0.010 Inch To 0.012 Inch. The solid roller Camshaft also uses roller lifters that do not include an adjustment for Valve train component expansion due to internal Engine heat and requires regular lash adjustment service to deliver top performance. Solid roller lifters can be re used, however they are more costly than flat tappet lifters.
Engine Compatibility: Chevy Big Block V8 396-454 Cubic Inch
Recommended Use: Serious Street Performance To All-Out Racing
Type: Mechanical Roller
RPM - Low: 5000
RPM - High: 7500
Intake Duration At 0.050 Inch Lift (DEG): 272 Degree
Exhaust Duration At 0.050 Inch Lift (DEG): 280 Degree
Advertised Intake Duration (DEG): 311 Degree
Advertised Exhaust Duration (DEG): 315 Degree
Intake Valve Lift (IN): 0.748 Inch
Exhaust Valve Lift (IN): 0.71 Inch
Lobe Separation Angle (DEG): 110 Degree
Intake Centerline Angle (DEG): 110 Degree
Grind Number: 311R-10
Computer-Controlled Compatible: No
Features
- Maximum Performance
- Reduced Friction
- Most Aggressive Profiles
- Limited 1 Year Warranty
Specifications of COMP Cams Camshaft 118259 |
Advertised Exhaust Duration (DEG) |
315 Degree |
Advertised Intake Duration (DEG) |
311 Degree |
Computer-Controlled Compatible |
No |
Engine Compatibility |
Chevy Big Block V8 396-454 Cubic Inch |
Exhaust Duration At 0.050 Inch Lift (DEG) |
280 Degree |
Exhaust Valve Lift (IN) |
0.71 Inch |
Grind Number |
311R-10 |
Intake Centerline Angle (DEG) |
110 Degree |
Intake Duration At 0.050 Inch Lift (DEG) |
272 Degree |
Intake Valve Lift (IN) |
0.748 Inch |
Lobe Separation Angle (DEG) |
110 Degree |
Recommended Use |
Serious Street Performance To All-Out Racing |
RPM - High |
7500 |
RPM - Low |
5000 |
Type |
Mechanical Roller |
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