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1. For rocker arm installation on cylinders No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke. 2. For rocker arm installation on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke. 3. For rocker arm installation on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke. 4. For rocker arm installation on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke. 5. Using the Rocker Arm Remover/Installer 8516A (2) press downward on the valve spring, install rocker arm. See Fig. 96. 6. Install the cylinder head cover. See INSTALLATION). SEALS-VALVE GUIDE DESCRIPTION VALVE GUIDE SEALS The valve guide seals are made of rubber and incorporate an integral steel valve spring seat. The integral garter SPRINGS-VALVE DESCRIPTION VALVE SPRINGS The valve springs are made from high strength chrome silicon steel. There are different springs for intake and REMOVAL VALVE SPRINGS 1. Remove the cylinder head cover. See REMOVAL). 1 - CAMSHAFT CAUTION: Make sure the rocker arms are installed with the concave pocket over the lash adjusters. Failure to do so may cause severe damage to the rocker NOTE: Coat the rocker arms with clean engine oil prior to installation.
2007 Dodge Nitro R/T 2007 ENGINE 3.7L - Service Information - Nitro
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