Main Stud Kit for 6.2l/6.5l Turbo Diesel IDI Chevy GMC

Hold onto your crank! - With our main stud kit of course!

Features:
Rolled Threads
Prevents cap movement
Multiple Torque Cycles
220K PSI Tensile Strength
Includes Assembly Lubricant

Fits: 1982-1997 6.2l or 6.5l engines with 12mm main fasteners in Chevy GMC C/K 20 30 1500 2500 3500 Tahoe & Suburban applications.
Does not fit 1997.5 or later "506 blocks" with 10mm outer main fasteners

Install Notes:
Following the manufacturers torque sequence, torque all fasteners in three equal steps using supplied lubricant to 90 ft-lbs.

When installing be sure to check tolerances & alignment with the new studs torqued in place. Installing new main studs can change tolerances when compared to OE hardware.