Description
High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.
Resources
Installation Instructions
Resources
Installation Instructions
Specifications:
| Advertised Exhaust Duration | 303 |
| Advertised Intake Duration | 283 |
| Amazon ASIN | B002EE8SOA |
| Basic Operating RPM Range | 1,900-5,600 |
| 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 Type | Hydraulic Roller |
| Camshaft Series | Thumpr |
| Description_ASM | Fits ’87+ GEN 1 Chevrolet 305-350 Small Blocks w/ Factory Roller Camshafts (Not LT-1/LS1 etc) |
| Description_DEF | Engine Camshaft Kit |
| Description_DES | Gear Drive System for Factory Hydraulic Roller Chevrolet Small Block |
| Description_DES | OE-Style Hydraulic Roller Lifter Set for ’87+ SBC and LT/LS |
| Description_DES | Thumpr 227/241 Hydraulic Roller Cam for OE Roller SBC |
| Description_DES | Thumpr 227/241 Hydraulic Roller Cam GK-Kit for OE Roller SBC |
| Description_EXT | High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle. |
| Description_INV | Thmpr 227/241 H-Rlr GK-Kit OE Roller SBC |
| Description_KEY | 265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10 |
| Description_SHO | Engine Camshaft Kit |
| Description_SHP | None |
| Engine Family | Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998) |
| Exhaust Duration at .050 inch Lift | 241 |
| Exhaust Valve Lift | 0.498 |
| Gaskets Included | No |
| height | 5.0 |
| Intake Duration at .050 Inch Lift | 227 |
| Intake Valve Lift | 0.513 |
| Kit Type | GK-Kit – Cam and Gear Kit |
| length | 26.0 |
| Lifter Type | Hydraulic Roller |
| Lifters Included | Yes |
| Locks Included | No |
| LTL | N |
| Pushrods Included | No |
| Retainers Included | No |
| Timing Chain and Gears Included | Yes |
| Title | Thumpr 227/241 Hydraulic Roller Cam GK-Kit for OE Roller SBC |
| Usage | Street/Performance |
| Valve Stem Seals Included | No |
| weight | 20.0 |
| width | 10.5 |
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