You should remove and discard the timing gear bolts, install the J 44222 onto the cylinder head to keep from disturbing the timing chain components, remove the camshaft cap bolts, the camshaft caps, and the camshafts, install the J-44228-A and compress the valve springs, remove the valve key, the J-44228-A, the valve spring retainer, the valve spring, and the seals.
By BobGM Specialist
01/11/2022