**In Stock** 650hp LS3 Forged Naturally Aspirated Engine | Long Motor 871249 Ethanol & Pump fuel compatible

Ethanol & Pump fuel compatible

- 871260 Crow Camshaft

55" Top Boost Pulley Upgrade Includes

065" JE ULTRA SERIES Flat Top Pistons

**In Stock** 650hp LS3 Forged Naturally Aspirated Engine | Long Motor 871249 Ethanol & Pump fuel compatibleIn Stock LS3 377ci Forged High Comp Race Engine Long Motor Our LSX Performance Parts Custom built LS 377ci LS3 Forged Engine is built with a purpose To produce the highest performing N A stock stroke package to suit your race needs. This engine package is perfect for racing categories that hold cubic inch & stroke limitations such as improved racing IPRA and similar. We have developed and tested this combo to produce proven race winning results to