Twin Power 84-99 Big Twin Exc 99 Softail And Dyna Models Derby Cover

Twin Power™ derby cover gaskets are designed to seal the primary inspection/derby opening on various Big Twin generations, helping prevent fluid leaks while allowing repeated cover removal. Model specific gaskets for different Big Twin years and primary designs Sold in convenient 5-packs for shops and frequent service work Help keep primary fluid contained around the derby opening Made in USA