Rebuilt GM LS Cylinder Heads PAIR / SET casting number # 706 WITH ROCKER ARMS OEM
- These heads fit the LM4, LR4, and the LM7 Engines.
- 706 casting is the same as 862 casting.
- Driver Side Head is the same as Passenger Side Head.
- We offer a 90-day warranty for parts; buyer pays return shipping for refunds IF cores are returned. Please return cores using our free UPS return label. 20% Restoking fee on all returns.
- These heads have been rebuilt by our engine specialists and are ready to be installed. These heads are disassembled, washed, and pressure tested. We replace all valve stems (replace valve guides as necessary), performed a valve job and milled the heads.
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This Cylinder Head is compatible with the following LR4 engines / vehicles:
| VIN 8th Digit | Year | Make | Model |
| V | 1999-2006 | Chevrolet | Silverado 1500 |
| V | 1999-2006 | GMC | Sierra 1500 |
| V | 2000-2006 | Chevrolet | Tahoe |
| V | 2000-2006 | GMC | Yukon |
| V | 2003-2006 | Chevrolet | Express |
| V | 2003-2006 | GMC | Savana |
This Cylinder Head is compatible with the following LM7 engines / vehicles:
| VIN 8th Digit | Year | Make | Model |
| T | 1999-2007 | Chevrolet | Silverado 1500 |
| T | 1999-2007 | GMC | Sierra 1500 |
| T | 1999-2006 | Chevrolet | Tahoe |
| T | 1999-2006 | Chevrolet | Suburban 1500 |
| T | 1999-2006 | GMC | Yukon |
| T | 1999-2006 | GMC | Yukon XL 1500 |
| T | 2002-2005 | Cadillac | Escalade (2WD) |
| T | 2002-2006 | Chevrolet | Avalanche |
| T | 2003-2007 | Chevrolet | Express |
| T | 2003-2007 | GMC | Savana |
This Cylinder head is compatible with the following LM4 engines/ vehicles:
| VIN 8th Digit | Year | Make | Model |
| P | 2003-2005 | Chevrolet | Trailblazer EXT |
| P | 2003-2004 | Chevrolet | SSR |
| P | 2003-2004 | GMC | Envoy XL |
| P | 2004 | Buick | Rainer |
| P | 2003-2004 | Isuzu | Ascender |