Engine Brake Adjustment Tool Compatible with Cummins ISX Alternative to 3163530 Jake Brake Tool Feeler Gauge - 7mm

Compatible with Cummins ISX Engines. Alternative to 3163530 Jake Brake Tool (7mm) feeler gauge. Useful to keep engine noise down and keep your engine performing to it's optimum level Easier Work : Insert this tool between the slave pistons contact surface with the exhaust valve adjusting screw. The feeler gage must be inserted from the sides to clear the slave bridge. The lash adjustment must be performed on both slave piston adjusting screws on each cylinder. Note : Do not insert the feeler gauge between the valve stem and the exhaust valve adjustment screw foot, incorrect lash will result. Package Included: 1pcs Brake Adjustment Tool