ZZP Stainless Header Package Universal Exhaust A smaller pulley means the

A smaller pulley means the belt isn't as tight because it will have more slack

Stud is only hand tight into block:

Silicon bronze bushings are installed for use with floating pins

There are many reman or offbrand sensors on the market that do not perform as well as stock and can cause tuning/fueling issues

Stage 2 comes with a Clutchmasters FX300 full face ceramic disc and pressure plate

ZZP Stainless Header Package Universal Exhaust A smaller pulley means theSimply put, these are the best headers money can buy for the 3800 platform. Perfect fitment, 100% stainless steel, simple installation, complete. These are a must have for anyone with a goal of 300+whp! 1 3 4" primaries, 3" VBand exit, and a matching downpipe. No issues with spark plug boots touching headers No issues with primaries sticking out past flanges and preventing seal No issues with warped flanges because we had them done on a water jet Only