Description
Rough idle, needs 2800+ stall, lower gears and 9.5:1 compression.
Resources
Installation Instructions
Resources
Installation Instructions
Specifications:
| Advertised Exhaust Duration | 294 |
| Advertised Intake Duration | 288 |
| Amazon ASIN | N/A |
| Assembly Lubricant Included | No |
| Basic Operating RPM Range | 2,200-6,000 |
| C.A.R.B. E.O. Number | N/A |
| 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. |
| C.A.R.B. Exemption Reason | N/A |
| California Proposition 65 | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Cam and Lifter Kit Upgrade | CL51-433-11 |
| Cam Type | Hydraulic Roller |
| Camshaft Gear Attachment | 1-Bolt |
| Camshaft Material | Billet Steel |
| Camshaft Series | Xtreme Energy |
| Description_ASM | Pontiac 265-455 V8 |
| Description_DEF | Engine Camshaft |
| Description_DES | Xtreme Energy 236/242 Hydraulic Roller Cam for Pontiac 265-455 |
| Description_EXT | Rough idle, needs 2800+ stall, lower gears and 9.5:1 compression. |
| Description_INV | XE 236/242 H-Roller Cam Pontiac 265-455 |
| Description_KEY | 265 |
| Description_KEY | 287 |
| Description_KEY | 301 |
| Description_KEY | 317 |
| Description_KEY | 347 |
| Description_KEY | 350 |
| Description_KEY | 370 |
| Description_KEY | 389 |
| Description_KEY | 400 |
| Description_KEY | 421 |
| Description_KEY | 428 |
| Description_KEY | 455 |
| Description_KEY | 455 HO |
| Description_KEY | Bonneville |
| Description_KEY | Catalina |
| Description_KEY | Century |
| Description_KEY | Firebird |
| Description_KEY | Formula |
| Description_KEY | Grand Am |
| Description_KEY | Grand Prix |
| Description_KEY | HO |
| Description_KEY | LeMans |
| Description_KEY | Parisienne |
| Description_KEY | Pontiac |
| Description_KEY | Ram Air |
| Description_KEY | Ram Air III |
| Description_KEY | Ram Air IV |
| Description_KEY | Regal |
| Description_KEY | SD |
| Description_KEY | SD455 |
| Description_KEY | Super Duty |
| Description_KEY | Trans-Am |
| Description_SHO | XE 236/242 HRlr Pont |
| Description_SHP | None |
| Engine Family | Pontiac 265-455 C.I. 8 Cylinder (1955-1981) |
| Exhaust Duration at .050 inch Lift | 242 |
| Exhaust Valve Lift | 0.54 |
| Grind Number | XR288HR |
| height | 2.59 |
| Intake Duration at .050 Inch Lift | 236 |
| Intake Valve Lift | 0.52 |
| K-Kit Upgrade | K51-433-11 |
| length | 24.01 |
| Lifter Type | Hydraulic Roller |
| Lifters Included | No |
| Lobe Separation | 110 |
| LTL | N |
| SK-Kit Upgrade | SK51-433-11 |
| Title | Xtreme Energy 236/242 Hydraulic Roller Cam for Pontiac 265-455 |
| Usage | Street/Performance |
| Valve Springs Required | Yes |
| weight | 9.55 |
| width | 2.91 |
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