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INSTALLATION 1. Using a vise, lightly compress the secondary chain tensioner piston until the piston step is flush with 2. Position primary chain tensioner over oil pump and insert bolts into lower two holes on tensioner bracket. Tighten bolts to 28 N·m (250 in. lbs.). CAUTION: Overtightening the tensioner arm torx T bolt can cause severe damage to the cylinder head. Tighten torx T bolt to specified torque only. 3. Install right side chain tensioner arm. Apply Mopar T Lock N, Seal to torx T bolt, tighten bolt to 17 N·m (150 in. lbs.). NOTE: The silver bolts retain the guides to the cylinder heads and the black bolts retain the guides to the 4. Install the left side chain guide. Tighten the bolts to 28 N·m (250 in. lbs.). CAUTION: Overtightening the tensioner arm torx T bolt can cause severe damage to the cylinder head. Tighten torx T bolt to specified torque only. 5. Install left side chain tensioner arm. Apply Mopar T Lock N, Seal to torx T bolt, tighten bolt to 17 N·m (150 in. lbs.). 6. Install the right side chain guide. Tighten the bolts to 28 N·m (250 in. lbs.). HB ENGINE - 4.7L SERVICE INFORMATION 9 - 1315 |