HO scale slot cars refer to 1/64 scale cars commonly found in set purchased at retail stores. There is a professional element of this scale as well.
1/43 scale slot cars are most commonly found in low cost sets sold at retail stores.
Please only submit sites related to product reviews, clubs, tips, or racing related of these scale slot cars. Sites that sell these should be submitted to the shopping category. Manufacturers of any scale of slot cars should submit to the manufacturer category.