Rocker Arm Assembly & Camshaft: Installation
To install, reverse removal procedure. Rocker shafts are marked ("1-3") for odd cylinders, and "2-4" for even cylinders. Ensure short springs for exhaust valves are used with right side rocker shaft assembly. Tighten rocker assembly bolts uniformly, in 3 steps, to specification.
- If camshaft oil seal was removed, lubricate front O.D. of camshaft. Using Seal Installer (MD998306-01 and MD998307-01), install and camshaft bearing journals and install camshaft into cylinder head.
- Check camshaft end play. End play should not exceed .016" (.4 mm). Install rocker arm assembly to cylinder head. Remove Rocker Arm Sleeves (MD998443-01), being careful not to let auto-lash adjusters fall out. Tighten rocker shaft mounting bolts uniformly to 15-19 ft. lbs. (20-27 N.m). Reverse removal procedure to complete installation.