【Application】 For JDG John Deere engines with Stanadyne Fuel Pumps, cross reference: JDG1559, 40610 【Functionality】 Use for static lock pin timing during installation of the injection pump. 【Premium Quality】 Made of high-quality steel, blackened finish. High strength and corrosion-resistant. Use our premium lawn care parts to keep your lawn equipment running smoothly, ensuring longevity and optimal performance. 【Easy Installation】 .