Description
Street/strip, needs 9.5:1 compression, 2800+ stall. Intake, gears, and headers. Very rough idle.
Resources
Installation Instructions
Resources
Installation Instructions
Specifications:
| Description_DEF | Engine Camshaft |
| Description_DES | Big Mutha’ Thumpr 4/7 Swap 243/257 Hydraulic Roller Cam for Chevrolet 348-409 |
| Description_EXT | Street/strip, needs 9.5:1 compression, 2800+ stall. Intake, gears, and headers. Very rough idle. |
| Description_INV | BMThmpr 243/257 H-Rlr Cam Chevy 348-409 |
| Description_SHO | BMT 243/257 HRlrChev |
| Description_SHP | None |
| height | 2.75 |
| length | 24.5 |
| LTL | N |
| weight | 11.0 |
| width | 3.0 |
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