I can make custom bushings to fit whatever you need. (In most caes) Just get a hold of me with a description of what you want and I will quote a price. I can also help with deciding what you need. I have made bushings for the following applications: oil pan drain plug rocker arm stud incert Lawn mower spark plug Harley motorcycle spark plug Send me a mes-sage at the ad-dress below, with "Bushing" in the subject line.