Camshaft, GM LS2/LS3 1 Bolt 27 7LrR HR-13 (146-458-11)
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Compatibility
- Platform
- LS/LT
- 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
Hydraulic Roller: Good street/strip Camshaft with wide range.
| Part Type | Engine Camshaft |
|---|---|
| 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 | 277LrR HR-13 |
| Camshaft Series | LSR |
| Usage | Street/Strip |
| Grind Number | 277LrR HR-13 |
| Lobe Separation | 113° |
| Lifters Included | No |
| Valve Springs Required | Yes |
| Assembly Lubricant Included | No |
| Camshaft Gear Attachment | 1-Bolt |
| Camshaft Material | Billet Steel |
| California Proposition 65 | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Engine Family | GM LS2/LS3 GEN IV Single-Bolt w/o VVT and AFM 8 Cylinder (2007-2015) |
| Title | LSR 227/243 Hydraulic Roller Cam for GM GEN IV w/o VVT or AFM |
| Amazon ASIN | B004QOHK9U |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? | Yes, but must be a race/competition only vehicle. |
| Weight | 10 lb |
| UPC | 036584197638 |
| Country of Origin | USA |
Verified fitment · 58 applications
- Cadillac CTS V 6.2L (2009–2015)
- Cadillac CTS V Black Diamond 6.2L (2012)
- Cadillac CTS V Premium Black Diamond 6.2L (2013–2014)
- Chevrolet Camaro SS 6.2L (2010–2015)
- Chevrolet Camaro ZL1 6.2L (2012–2015)
- Chevrolet Colorado LT 5.3L (2009)
- Chevrolet Corvette Base 6.2L (2008–2013)
- Chevrolet Corvette Grand Sport 6.2L (2010–2013)
- Chevrolet Express Cargo Base 6.0L (2012)
- Chevrolet Express Pasajeros Base 6.0L (2010–2015)
- Chevrolet SS Base 6.2L (2014–2017)
- Chevrolet Silverado 2500 Base 5.3L (2014)
- Chevrolet Silverado 3500 Base 6.0L (2008–2016)
- Chevrolet Suburban 1500 Base 6.0L (2011–2012)
- Chevrolet Suburban 1500 LT 6.0L (2013)
- GMC Canyon SLE 5.3L (2009)
- GMC Canyon SLT 5.3L (2009)
- Hummer H3 Alpha 5.3L (2008–2009)
- Hummer H3 Championship Series 5.3L (2009)
- Hummer H3T Alpha 5.3L (2009)
- Pontiac G8 GXP 6.2L (2009)
| Part No. | 146-458-11 |
|---|---|
| Brand | COMP Cams |
| Part Type | Engine Camshaft |
| Weight | 10 lb |
| UPC | 036584197638 |
| 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.
Commonly Needed With This
Parts builders usually buy alongside this one — gaskets, seals and hardware for the install. These are suggestions, not a verified fit: call (714) 202-7886 to confirm before ordering.
