How do you remove a camshaft from an engine?
Mark the rocker arms before the camshaft is removed. Remove the bearing cap bolts, the bearing caps and the camshafts. Remove the rocker arms. Lubricate the cam followers with clean engine oil before installation. Position each cam follower onto the valve lifter and valve stem.
How do you install oil control valves on a camshaft?
Following the sequence pattern shown in the appropriate service manual, tighten the camshaft bearing cap bolts to 89 in-lbs. Install the left and right oil control valves (variable valve timing assembly). To complete the installation, check the end play of each camshaft.
When do you replace the camshaft and follower in a V6 engine?
Let’s review the replacement of the camshaft and rocker arms (commonly referred to as cam followers) in the 3.6L V6 VVT engine, also known as the Pentastar® engine.
Where are the bearing caps on a DOHC engine?
This engine is a dual overhead cam (DOHC) design, utilizing unique right and left castings with four valves per cylinder. The valvetrain uses cam followers with hydraulic valve lifters. The camshaft bearing caps are made of powdered metal. The location and direction of each cap is marked on the side of the cap.
Mark the rocker arms before the camshaft is removed. Remove the bearing cap bolts, the bearing caps and the camshafts. Remove the rocker arms. Lubricate the cam followers with clean engine oil before installation. Position each cam follower onto the valve lifter and valve stem.
Following the sequence pattern shown in the appropriate service manual, tighten the camshaft bearing cap bolts to 89 in-lbs. Install the left and right oil control valves (variable valve timing assembly). To complete the installation, check the end play of each camshaft.
Let’s review the replacement of the camshaft and rocker arms (commonly referred to as cam followers) in the 3.6L V6 VVT engine, also known as the Pentastar® engine.
This engine is a dual overhead cam (DOHC) design, utilizing unique right and left castings with four valves per cylinder. The valvetrain uses cam followers with hydraulic valve lifters. The camshaft bearing caps are made of powdered metal. The location and direction of each cap is marked on the side of the cap.