1 Bolt to 3 Bolt Cam Gear Conversion Kit w/ HD Timing Chain 

For Gen 4 LS Engines including LS3 L99 L96 LY6 LMF LMG 4.8 5.3 6.0 6.2

1 Bolt to 3 Bolt Conversion Kit includes:

(1) Michigan Motorsports 3 Bolt 4x Cam Gear Replaces 12586481

(1) LS2/LS3/LS7 Style Timing Chain Dampener

(1) ARP 3-Bolt LS Cam Bolt Kit 134-1003

(1) Heavy Duty Timing Chain

This is the kit required to install an aftermarket camshaft in most 2007-2013 GM LS-based engines which came with a Single-bolt style camshaft from the factory. Includes a fixed chain damper to replace the failure-prone spring style dampers used on the 2007-newer engines.