Orbital Parts is not a corporate affiliate of Edelbrock Group.
Part # 132-501-12
Mechanical Roller-Designed for modified performance Applications (Exh., programmer, etc. upgrades) Good for limited towing. COMP Cams always recommends checking piston to valve clearance whenever installing a Camshaft. Modern engine design dictates a compact combustion chamber and tight clearances. Tolerance stack or Installation errors can result in interference and failure. COMP recommends .080" intake and .120" exhaust minimum piston to valve clearance in most Applications.
| Advertised Exhaust Duration | 268 deg |
|---|---|
| Advertised Intake Duration | 258 deg |
| Amazon ASIN | B001GFQ0SY |
| Assembly Lubricant Included | No |
| Basic Operating RPM Range | 1,500-4,200 RPM |
| C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for On-Road Vehicles? | No |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? | Yes, but must be a race/competition only vehicle. |
| Cam Type | Solid Roller |
| Camshaft Material | Billet Steel |
| Camshaft Series | Tri-Power Xtreme |
| Engine Family | GM 6600/6.6L Duramax Diesel (2000+) |
| Exhaust Duration at .050 inch Lift | 202 deg |
| Exhaust Valve Lift | 0.45 in |
| Grind Number | 258XD R109 |
| Intake Duration at .050 Inch Lift | 197 deg |
| Intake Valve Lift | 0.45 in |
| Lifter Type | Solid Roller |
| Lifters Included | No |
| Lobe Separation | 109 deg |
| Usage | Street/Performance |
| Valve Springs Required | Yes |
| UPC / GTIN | 00036584124948 |
| Year | Make | Model | Engine |
|---|---|---|---|
| 2003 - 2009 | Chevrolet | C4500 Kodiak | 6.6L V8 |
| 2003 - 2009 | Chevrolet | C5500 Kodiak | 6.6L V8 |
| 2006 - 2016 | Chevrolet | Express 2500 | 6.6L V8 |
| 2006 - 2016 | Chevrolet | Express 3500 | 6.6L V8 |
| 2009 - 2016 | Chevrolet | Express 4500 | 6.6L V8 |
| 2001 - 2016 | Chevrolet | Silverado 2500 HD | 6.6L V8 |
| 2007 | Chevrolet | Silverado 2500 HD Classic | 6.6L V8 |
| 2001 - 2006 | Chevrolet | Silverado 3500 | 6.6L V8 |
| 2007 | Chevrolet | Silverado 3500 Classic | 6.6L V8 |
| 2007 - 2016 | Chevrolet | Silverado 3500 HD | 6.6L V8 |
| 2003 - 2009 | GMC | C4500 Topkick | 6.6L V8 |
| 2003 - 2009 | GMC | C5500 Topkick | 6.6L V8 |
| 2006 - 2016 | GMC | Savana 2500 | 6.6L V8 |
| 2006 - 2016 | GMC | Savana 3500 | 6.6L V8 |
| 2009 - 2016 | GMC | Savana 4500 | 6.6L V8 |
| 2001 - 2016 | GMC | Sierra 2500 HD | 6.6L V8 |
| 2007 | GMC | Sierra 2500 HD Classic | 6.6L V8 |
| 2001 - 2006 | GMC | Sierra 3500 | 6.6L V8 |
| 2007 | GMC | Sierra 3500 Classic | 6.6L V8 |
| 2007 - 2016 | GMC | Sierra 3500 HD | 6.6L V8 |
| 2006 | Hummer | H1 | 6.6L V8 |
| 2005 - 2011 | Workhorse | LF72 | 6.6L V8 |
| 2005 | Workhorse Custom Chassis | P42 | 6.6L V8 |