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Industrial Injection LB7 race long block is a performance long block for 2000–2004 Chevrolet LB7 Duramax engines, supplied with ARP studs. Built for race-focused assemblies, this long block offers an upgraded internal package intended for high-load applications. Use it when replacing the bottom end with a performance-oriented assembly in LB7 Duramax builds that require reinforced fasteners and a race-grade long block.
Industrial Injection 00-04 Chevrolet LB7 Duramax Race Performance Long Block (w/ Arp Studs)
