See Additional Info for fitment

Radius properly to fit 18" tires as well as vintage-style 16" tires

including 500

If you are trying to get that stripped down look use this podtronics unit and ditch your battery

Spark Plug Boots and Terminals - Straight Style - for 7mm or 8mm Spark Plug Wire Thread Size_3/8-16 See Additional Info for fitmentThese Spark Plug Boots and Terminals are perfect if you just need a replacement boot, want to make your own custom plug wire sets or want to replace Rajah clips on an existing plug wire set. Kit includes: Qty 2 Straight Rubber Boots For 7mm or 8mm Plug Wire Qty 2 High Tension Crimp on Terminals