SKU: 12729604
Nothing compares to GM Engineering, testing and durability when it comes to the foundation of your new engine. You can trust Chevrolet Performance for your LS block requirements. Engineered with deep side skirts, 6-bolt cross-bolted main caps, and the GM lightweight aluminum casting - this block gives you the assurance you need for building a new engine with a strong foundation and proven performance.
| Block | LS3 L92 GEN4 |
| Block Material | Production 319-T5 Aluminum - Iron Sleeves |
| Bore | 4.065" |
| Max Recommended Bore | 4.075" |
| Oiling | Factory LS |
| Rear Seal Type | 1-Piece LS |
| Deck Height | 9.240" |
| Apprx Weight | 110-LBS |
Chevrolet Performance
Chevrolet Performance
Chevrolet Performance
WARNING: Cancer and Reproductive Harm -