1 OE Number: The referencing OE number of this injector height gauge kit is 3350, which is molded and designed depend on the original data. 2 Applicable Model: The injector height gauge kit is applicable for Detroit Diesel Engines 50 60 Series, similar to J-42749, J-45002, J-39697, J-42665, J-35637-A. 3 Main Function: Used to correctly set the injector body height to the injector follower to achieve correct injector timing. 4 Easier Work: Be sure the height gage seats on the machined surface with the tip in the pilot hole. Adjust the height until you can slide over it and find that slight drag. 5 Package Includes: Includes 78.2mm, 78.8mm, 80.3mm, 81.0mm and 82.1mm gauge blocks along with knurled handle that allows for use in areas with restricted access. 6 Practical: Properly set injector body height to the injector follower for proper fuel injector timing. Incorrect injector timing can cause engine power issues, poor idle quality and fuel mileage issues.

What's in the box
1 x Injector Height Gauge Kit