These Pro series flywheel bolt kits are much stronger than OEM hardware, are forged from aerospace alloy, and are heat-treated prior to thread rolling and machining.
These bolts feature an exclusive, flat 12-point head design and a larger-than-stock shank diameter for increased strength and improved flywheel register.
FITS ALL GM LS1, LS2, LS3, LS6, and LS7 series engines (and many more) with 6 bolt Crankshafts (manual and automatic transmission)
Manufacturer Part Number: 19257940, 330-2802, 551926, 11569956, LSOT00155,11569956
Each bolt boasts a Grade 12.9 high strength rating, meaning that they are stronger than the lower grade 10.9 rated factory bolts. This kit includes 6 reliable bolts to assure that your engine's flywheel is well-secured and operating at peak performance.