LS3 CHEVY 6.2LS 550-640 HP COMPLETE CRATE ENGINE PRO-BUILT CNC heads ls1 LS9 LSX

Choose between a new block or a remanufactured one. This can also be used in place of 6 CYLINDER L6 SBC V6 V8 265 283 302 305 307 327 350 355 377 383 400 402 406 408 427 454 496 502 540. The combination of aluminum heads, steel crank, and forged components provides both lightweight design and high impact.