We carry nearly all accessories for the Arctic Cat 1998 All EFI Models 500cc & Over Snowmobile. If you are looking for a battery or electronic accessory for the Arctic Cat 1998 All EFI Models 500cc & Over and cannot find it, please feel free to contact us. We are always adding new products to our site, and we would love to help you find it. We always have people, not computers, that answer the phone.