General Description The ARP 672-1003 Chromoly Bolts (M10 X 1.50 X30) give you a durable replacement option when re-assembling critical components of your engine. In traditional ARP fashion, these threads are rolled after heat treating to produce beneficial compressive stress in the root of the thread. These bolts are not specific to any application but are often used to connect the Duramax up-pipes to the exhaust manifolds and the up-pipes to the turbo pedestal. Features Black Oxide Coating Socket Size: 12mm, 12PT 8740 Chrome Moly Construction Thread Size: M10 × 1.50 x 30mm Application Notes: These bolts are only sold as a pack of 5. For Duramax Applications - 12 total bolts needed per engine, 6 bolts per side. (QTY 3 packs per engine). SDS does not re-package these bolts to make an even number, you will have leftover bolts after a complete installation. Please be aware of this when ordering.
