How do you replace stock spring on camshaft?
After removing the stock spring, place the new spring retainer and split locks back on the valve and pull up on the retainer, to simulate the tension of the valve spring. Now, measure the amount of free travel between the top of the guide and the bottom of the retainer.
How do you remove an old camshaft from a car?
Removing the Old Camshaft Check the user’s manual for your vehicle for specific diagrams. Determine whether or not you need to pull the entire engine. Access the camshaft. Remove the valve covers. Rotate the cam and mark Top Dead Center (TDC). Remove the old cam.
Can you remove the timing cover on a camshaft?
Access the camshaft. Removing the timing cover is one of the most difficult parts of an in-car installation, if you’re going to attempt it without pulling the engine. The oil pan must be lowered enough to remove the timing cover while also clearing the crankshaft snout.
How do you remove a cam from an engine block?
Remove the old cam. Though using a camshaft removal tool is ideal, if your budget is tight you can work the cam out of the engine block by twisting it slowly and carefully, taking precaution not to scratch or gall the bearings.
Where are the bearing caps placed on a camshaft?
When positioned correctly, the camshafts are at the neutral position (no valve load), easing the installation of the camshaft bearing caps (Figure 1). The camshaft bearing caps are identified numerically (1 through 4), intake or exhaust (I or E) and should be installed from the front to the rear of the engine.
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.
When do you replace the camshaft and follower?
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 used across the board in FCA US LLC’s vehicle lineup, so you’ll find it in Minivans, Chrysler 200, 300C, Dodge Challenger,…
What should I do if my roller tappet Cam breaks?
Roller tappet cams only require engine oil to be applied to the lifters and cam. Also, apply the moly paste to the distributor gears on the cam and distributor for all camshafts. For extra protection, an anti-wear additive should be added, such as Crane Super Lube. Do not use synthetic oil during the break-in period.