Installation Guide

Gator Fasteners Performance Head Stud Kit
Fits: Chevy/GMC 2004-2020 LS GEN III Engines • Part Number: HSKLS3
Parts Included: Tools Needed:
(30) Head Studs •Socket Set
(30) Head Stud Nuts •Torque Wrench
(30) Head Stud Washers •Thread Chaser
(1) Assembly Lube - M11 x 2.0 (item# TCCM11x2.0)
- M8 x 1.25 (item# TCCM8x1.25)
Please Read Instructions before starting installation. If you don’t feel condent that
you can complete this task, do not start it and seek professional help!
q These instructions only cover the installation and torque sequence/technique of the Head Stud Kit.
q Clean and inspect the Studs, Washers, and Nuts to ensure they are free of shipping damage and obvious defects.
q Clean all threads in the block. It is recommended to use a Thread Chaser on the threads of the block to ensure
they are completely clean.
q Install the head gaskets and cylinder heads; check for any misalignment. Remove all oil/grease from surface of
head and around head stud hole.
q Lubricate the threads of the Head Studs and install them into the block. Be sure to only screw them in HAND
TIGHT. Look across the tops of the head studs to see that they all appear to be the same length. If one is taller,
remove the stud, clean the threads in the block and reinstall.
q Place head stud washers onto the head studs. Then lubricate head stud threads with assembly lube.
q Lubricate the mating face and threads of the Head Stud Nuts with Assembly Lube and install them onto the Head
Studs tightening them HAND TIGHT.
Gator Fasteners Performance Head Stud Kit for LS GEN III Chevy/GMC Instructions • December, 2021 (Page 1 of 2)
Fasteners