1989-2007 Cummins 5.9L Harmonic Damper Bolt Kit (147-2502) 2008 - 2010 GM Steering & Suspension

1989-2007 Cummins 5.9L Harmonic Damper Bolt Kit (147-2502) 2008 - 2010 GM Steering & Suspension1989 2007 Cummins 5. 9L Harmonic Damper Bolt Kit (147 2502) The ARP 147 2502 Harmonic Balancer Bolt Kit is optimized for enhanced reliability and increased strength. Each kit includes four (M12 x 1. 25) 8740 Pro Series balancer bolts that are rated at 200,000 psi tensile strength, four 8740 parallel ground washers and a 1 2 oz. pack of ARP Ultra Torque fastener assembly lubricant. ARP bolts are cold forged to ensure molecular integrity, heat treated

You are using a box tuner or no tuning at all

towing heavy loads

Socket Size: 12mm 12pt

And because TTY bolts are yielded by design

uneven engine wear

Katech has been working with the LS1 since the race program began in 1997

They're a fantastic choice for your Cummins if you're looking for enough fuel to handle 600RWHP w/ stock CP3

have the option of running the GDP Air-Boss 67 elevated intake plenum

Whether you’re upgrading springs

The OEM filter falls short

2001-2019 Duramax PPE Threaded 13/16"-16 Oil Filter Adapter (114000551)

2011-2018 Powerstroke 6