The Sledgehammer 408 is one of many engines in our Brawler Series lineup 😎 Brawler Ls3 Heads
CAN YOU RUN REC-PORT LS3-STYLE HEADS ON A SMALL BORE 4.8L/5.3L? WILL REC-PORT HEADS EVEN FIT A 4.8L? GM CNC LS3 ported heads have arrived! Save big on Texas Speed PRC head porting and aftermarket cylinder heads! 🔥 ...