3PCS Engine Brake Adjustment Tool Kit Compatible with Cummins ISX & Detroit DD15 DD16, Jake Brake Lash Feeler Gauge 7mm 4.6mm 4.1mm

Alternative to:W470589042300 - 4.6MMW470589022300 - 4.1MM3163530 - 7mmSize:1. 4.1 mm (0.1614 in) spanner for DD15 & DD16 engines built before HDE0077481, set the lash to 4.1 mm (0.1614 in)2. 4.6 mm (0.1811 in) spanner for DD 15 & DD16 engines built starting with HDE0077481, set the lash to 4.6 mm (0.1811 in)3. 7mm spanner for Cummins ISX engineFunction:Jake Brake Feeler Gauge for checking the valve clearance, allow easier insertion between slave pistons contact surface with the exhaust valve adjusting screw.

• REPLACEMENT: Alternative to W470589042300 - 4.6MM, W470589022300 - 4.1MM, Compatible with Detroit Diesel DD13 DD15 DD16 Engine. Alternative to 3163530 - 7mm, Works on Cummins ISX Engines.
• FUNCTION: Jake Brake Feeler Gauge for checking the valve clearance, allow easier insertion between slave pistons contact surface with the exhaust valve adjusting screw.
• FEATURES: Getting the clearance adjusted is crucial not only for great performance but also to avoid any unwanted catastrophic failures or engine blows.
• QUALITY MATERIAL: Made of heavy duty steel process and black non-slip PVC coated handle, High precision, hardness, durability and anti-corrosion.
• NOTE: Do not insert the feeler gage between the valve stem and the exhaust valve adjustment screw foot, incorrect lash will result.