Vehicle Fitment
This part is universal
- Fits Following Engines: 427 CID Chevy Big Block V8.
Product Details
Xtreme Energy™ Hydraulic Roller Tappet Camshaft (11-443-8) by COMP Cams®. Designed utilizing the latest technology, this product by COMP Cams features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or exceed stringent industry standards.
Notes
- Requires thrust button and wear plate
- Must use bronze tip fuel pump pushrod when using high pressure or high volume pump
- Requires Valve Springs
- This is a Race Only product that is to be used solely for competition. It cannot be used on vehicles that are operated on public streets, roads or highways. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws. Shipping Restriction: CA, NY, ME
Specifications
| Low-End RPM: 2800 |
| Top-End RPM: 6100 |
| Intake Duration at 0.050 In Lift: 242° |
| Exhaust Duration at 0.050 In Lift: 248° |
| Intake Valve Lift: 0.540" |
| Exhaust Valve Lift: 0.560" |
| Advertised Intake Duration: 294° |
| Advertised Exhaust Duration: 300° |
| Lobe Separation: 110° |
| Grind Number: XR294HR |
| Attachment: 3-Bolt |
| Material: Austempered Ductile Iron |
| Valve Timing: 0.006 |
| Intake Open BTDC: 41° |
| Exhaust Open BBDC: 84° |
| Intake Close ABDC: 73° |
| Exhaust Close ATDC: 36° |
Features
- High quality at an affordable price
- Expertly made from premium materials
- Built to match your exact requirements
For more than 35 years, the COMP Cams® mission has never changed: to produce the highest-performing products possible, provide customers with superior service, and to lead the industry in technological development. While the COMP Performance Group™ has grown to multiple companies and hundreds of employees, COMP Cams® still retains the competitive spirit and desire to be the very best that has positioned COMP Cams® as the absolute leader in valve train components.
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