Detroit Diesel DD13 DD15 DD16 19MM High Pressure Fuel Line Socket and Engine Brake Adjustment Tool Jake Brake Feeler Gauge 4.6MM and 4.1MM J-48770 W470589090900 W470589042300 W470589022300 Alt

This set is used in all Detroit Diesel DD13, DD15 & DD16. Brings alternatives to OEM J-48770, W470589090900, W470589042300 and W470589022300. The kit includes a 19MM High Pressure Fuel Line Socket Line Socket specially designed for quick and easy loosening and tightening of the union nut at high pressure lines of diesel engines. Requires a 3/8 Inch Drive Wobble Extension tool for proper usage. Also included a 4.1MM and a 4.6MM Engine Brake Adjustment Tool also known as Jake Brake Lash tools. To use these tools you must: 1. Set the lash on all the exhaust adjusting screws first (all the adjusting screws in direct contact with the exhaust valves). 2. Rotate the engine until a given cylinder is at maximum intake lift. When this is reached, the brake lash can be set on this cylinder. 3. When the engine brake rocker arm is in contact with the exhaust valve, set the lash between the engine brake rocker arm adjusting screw and the actuator piston stem. a. DD15 & DD16 engines built before HDE0077481 use Engine Brake Adjustment tool W470589022300; set the lash to 4.1 mm (0.1614 in.). b. DD 15 & DD16 engines built starting with HDE0077481 use Engine Brake Adjustment tool W470589042300; set the lash to 4.6 mm (0.1811 in.). c. DD13 engines built before HDE0079072 use Engine Brake Adjustment Tool W470589022300; set the lash to 4.1 mm (0.1614 in.). d. DD13 engines built starting with HDE0079072 use Engine Brake Adjustment tool W470589042300; set the lash to 4.6 mm (0.1811 in.). 4. Lash the engine brakes in the following firing order: 1, 5, 3, 6, 2, and 4. 5. Torque the locknut valve adjusting screw to 50 N·m (37 lb·ft). 6. Install the rocker cover.

• The fuel line socket works on all Detroit Diesel DD13, DD15, and DD16, supersedes J-48770.
• Fuel line socket requires a 3/8 inch drive wobble extension tool. Specially design for quick and easy loosening and tightening the union nut at high pressure lines of diesel engines.
• The Jake Brake tools service Detroit Diesel DD15 & DD16 engines built before HDE0077481 & DD13 engines built before HDE0079072
• Alternative to W470589042300 and W470589022300.
• To use the engine brake adjustment tools you must insert a 4.6MM / 4.1MM feeler gage between the slave pistons contact surface with the exhaust valve adjusting screw.