Fits: 2001-2007 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ Duramax Diesel with ZF6 Manual Transmission

Flywheel bolts are important to the safety and performance of any race or street vehicle.  That's why Automotive Racing Products Inc, the fastener experts, have developed special bolts that are Superior to the OEM Hardware. The ARP premium grade bolts feature a flat 12-point head design and a larger than stock underhead radius for increased strength. 

Features:

• 1.600" UHL

• M16x1.5 Thread Size

• 5/8" Wrenching