Camshaft, CV6B 266HR-12 (56-450-8)
036584063391
$577.95
4 interest-free payments or as low as $—/mo with Affirm. See if you qualify
In Stock
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
Hydraulic Roller Cam
| Part Type | Engine Camshaft |
|---|---|
| Camshaft Series | Magnum Computer Controlled |
| Cam Type | Hydraulic Roller |
| Grind Number | 266HR |
| Basic Operating RPM Range | 1,800-5,000 RPM |
| Intake Duration at .050 Inch Lift | 210° |
| Exhaust Duration at .050 inch Lift | 215° |
| Advertised Intake Duration | 266° |
| Advertised Exhaust Duration | 270° |
| Lobe Separation | 112° |
| Intake Valve Lift | 0.5" |
| Exhaust Valve Lift | 0.5" |
| Lifters Included | No |
| Valve Springs Required | Yes |
| Assembly Lubricant Included | No |
| Camshaft Material | Austempered Ductile Iron |
| Engine Family | Chevrolet 4.3L 262 c.i. 90 Degree w/ Balance Shaft (1992+) |
| California Proposition 65 | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Lifter Type | Hydraulic Roller |
| Title | Magnum Computer Controlled 210/215 Hydraulic Roller Cam Chevrolet 262/4.3L V6 |
| Amazon ASIN | B001O0FPOQ |
| 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 | 266HR |
| Weight | 6.68 lb |
| UPC | 036584063391 |
| Country of Origin | USA |
Verified fitment · 4 applications
- Chevrolet Astro Base 4.3L (2001)
- Chevrolet Astro LS 4.3L (2001)
- Chevrolet Astro LT 4.3L (2001)
- Chevrolet P30 Base 4.3L (2001)
| Part No. | 56-450-8 |
|---|---|
| Brand | COMP Cams |
| Part Type | Engine Camshaft |
| Weight | 6.68 lb |
| UPC | 036584063391 |
| 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.