Orbital Parts is not a corporate affiliate of Edelbrock Group.
Part # 56-440-8
Hydraulic Roller Cam
For '92-'14 GM 4.3L/262 cid 90. V6. Balance shaft-Equipped Engines. Works with Stock Computer and Fuel Injection. Good Low End Torque and Mileage. Adjustable Valve Train Required. Balance shaft equipped 4.3L engines were introduced in '92 but GM continued to produce the previous version until '94. Non-Balance shaft 4.3L's ('85-'94) shared their timing cover with the small block Chevy V8 engine. The. Balance shaft 4.3L's timing cover is noticeably taller than the Non-Balance shaft version.
| Advertised Exhaust Duration | 266 deg |
|---|---|
| Advertised Intake Duration | 260 deg |
| Amazon ASIN | B001NEUPZW |
| Assembly Lubricant Included | No |
| Basic Operating RPM Range | 1,200-4,500 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 | Hydraulic Roller |
| Camshaft Material | Austempered Ductile Iron |
| Camshaft Series | Magnum Computer Controlled |
| Engine Family | Chevrolet 4.3L 262 c.i. 90 Degree w/ Balance Shaft (1992+) |
| Exhaust Duration at .050 inch Lift | 210 deg |
| Exhaust Valve Lift | 0.5 in |
| Grind Number | 260AHR |
| Intake Duration at .050 Inch Lift | 206 deg |
| Intake Valve Lift | 0.5 in |
| Lifter Type | Hydraulic Roller |
| Lifters Included | No |
| Lobe Separation | 112 deg |
| Valve Springs Required | Yes |
| UPC / GTIN | 00036584063384 |
| Year | Make | Model | Submodel | Engine | Note |
|---|---|---|---|---|---|
| 2001 | Chevrolet | Astro | Base, LS, LT | 4.3L V6 | Fits only factory roller 4.3L V6 engines with balance shafts. |
| 2001 | Chevrolet | P30 | Base | 4.3L V6 | Fits only factory roller 4.3L V6 engines with balance shafts. |