VALVE GP-RELIEF 2398984 - Caterpillar

Put identification marks on the lifters as to their location in the cylinder block.
1. Remove valve lifters (1) from the cylinder block with a magnet. Put identification marks on the lifters for installation purposes if the old lifters are to be used again. 2. Check the diameter of the valve lifter. The diameter of the valve lifter (new) must be 29.436 0.010 mm (1.1589 .0004 in.). The bore in the block for new valve lifters must be 29.525 0.025 mm (1.1624 .0010 in.). The maximum permissible clearance between the lifter and the bore for the valve lifter (worn) is 0.20 mm (.008 in.).
Install the lifters in their respective bores in the cylinder block. Failure to do this can result in an increased rate of wear or failure.
3. Put 2P2506 Thread Lubricant on the lifter face that makes contact with the camshaft.4. Install valve lifters (1) in their original positions in the cylinder block.END BY: a. install cylinder head assembly