GM Performance LY6 6.0L Cast Iron Block 871247 - Suits LSA 4

- Suits LSA 4

This equates to optimum tuning and power levels up to 1

- 110mm Throttle Body has an integrated throttle

- Runs significantly lower running temperatures than stroker engines

GM Performance LY6 6.0L Cast Iron Block 871247 - Suits LSA 4LSX Performance Parts supply our LY6 6. 0L Cast Iron Engine Block. This block is the perfect starting point to building your big horsepower, reliable naturally aspirated or boosted performance engine. Our LY6 engine blocks are a popular choice with engine conversions to complete your build. Whether it is a replacement build, Old school conversion, LS swap or any other purpose, This is the best bang for your buck. Your New LY6 GM Engine Block: Direct