FEATURES: Fitment: Suitable for Detroit Diesel Series 60 engines. Function: This tool is used to correctly keep the cam device fixed without damage while removing/installing the cam device fixing bolt. Great Design: The tool is designed to be installed in the gearbox and mesh with a shock-absorbing hole in the camshaft drive gear. Direct Replacement: Alternatives to J-35652-A. 100% Satisfaction Guarantee: TK aims to provide the best service for our customer, if you're not 100% satisfied with our item, simply return it for a full refund in 30 days, no questions asked money back guarantee with 12 months’ warranty. .