Camshaft, GM6.6L Duramax 258XD R109 (132-501-12)
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Compatibility
- Platform
- Universal
- Vehicle-specific fitment
- Review application details below
- Need help?
- Confirm fitment with us before ordering — (714) 202-7886
We list the engine platform a part is built for. That is not year-and-trim application data, so it does not confirm a fit on your specific vehicle.
- Est. install labor: 11.0 hrs — $1,375 at $125/hr. Pick Install at HRC and a 20% labor deposit ($275) is due at checkout; the balance is due at completion.
- An estimate for a stock vehicle, not a quote — we confirm it in writing when you book, before any labor is authorized. Seized hardware, prior modifications, diagnosis and machine work are quoted separately; tuning is arranged through our tuning partner. Questions: (714) 202-7886.
- Warranty & track disclaimer — read before you race it.
- Shipping & returns — rates and RMA terms.
- Installed in-house in Huntington Beach, CA — labor & service policy.
- Affirm and PayPal available at checkout.
More ways to pay at checkout
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.
| Part Type | Engine Camshaft |
|---|---|
| Intake Duration at .050 Inch Lift | 197° |
| Exhaust Duration at .050 inch Lift | 202° |
| Advertised Intake Duration | 258° |
| Advertised Exhaust Duration | 268° |
| Lobe Separation | 109° |
| Intake Valve Lift | 0.45" |
| Exhaust Valve Lift | 0.45" |
| Lifters Included | No |
| Valve Springs Required | Yes |
| Assembly Lubricant Included | No |
| Camshaft Material | Billet Steel |
| Engine Family | GM 6600/6.6L Duramax Diesel (2000+) |
| Lifter Type | Solid Roller |
| California Proposition 65 | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Title | Tri-Power Xtreme 197/202 Solid Roller Cam for GM 6.6L Duramax Diesel |
| Amazon ASIN | B001GFQ0SY |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? | Yes, but must be a race/competition only 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 California Certified Vehicles Manufactured Before 1965? | 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. Exemption Reason | N/A |
| C.A.R.B. E.O. Number | N/A |
| 10602 | 258XD R109 |
| Camshaft Series | Tri-Power Xtreme |
| Usage | Street/Performance |
| Cam Type | Solid Roller |
| Grind Number | 258XD R109 |
| Basic Operating RPM Range | 1,500-4,200 RPM |
| Weight | 14.98 lb |
| UPC | 036584124948 |
| Country of Origin | USA |
Verified fitment · 198 applications
- Chevrolet C4500 Kodiak 6.6L (2003–2009)
- Chevrolet C5500 Kodiak 6.6L (2003–2009)
- Chevrolet Express 2500 6.6L (2006–2016)
- Chevrolet Express 3500 6.6L (2006–2016)
- Chevrolet Express 4500 6.6L (2009–2016)
- Chevrolet Silverado 2500 HD 6.6L (2001–2016)
- Chevrolet Silverado 2500 HD Classic 6.6L (2007)
- Chevrolet Silverado 3500 6.6L (2001–2006)
- Chevrolet Silverado 3500 Classic 6.6L (2007)
- Chevrolet Silverado 3500 HD 6.6L (2007–2016)
- GMC C4500 Topkick 6.6L (2003–2009)
- GMC C5500 Topkick 6.6L (2003–2009)
- GMC Savana 2500 6.6L (2006–2016)
- GMC Savana 3500 6.6L (2006–2016)
- GMC Savana 4500 6.6L (2009–2016)
- GMC Sierra 2500 HD 6.6L (2001–2016)
- GMC Sierra 2500 HD Classic 6.6L (2007)
- GMC Sierra 3500 6.6L (2001–2006)
- GMC Sierra 3500 Classic 6.6L (2007)
- GMC Sierra 3500 HD 6.6L (2007–2016)
- Hummer H1 6.6L (2006)
| Part No. | 132-501-12 |
|---|---|
| Brand | COMP Cams |
| Part Type | Engine Camshaft |
| Weight | 14.98 lb |
| UPC | 036584124948 |
| Country of Origin | USA |
Platform-level fitment (Ford + GM, Phase 1). We publish the engine platform a part is built for — not year-and-trim application data — so nothing here confirms a fit on a specific vehicle. Confirm fitment with us before ordering: (714) 202-7886.