Foam Prefilter for EVO/Large Oval Air Box Body Instructions:

Instructions:

Fits 1-3/4" O

because it has 5" long straps

New and original from Hyper Racing: HBS 1" Shock Slider fits a 1" tube

This configurator is for 600cc Micro Sprints (and other 10" diameter wheel cars)

Foam Prefilter for EVO/Large Oval Air Box Body Instructions:Hyper Racing # 600 5155 2 Fits the Hyper EVO Fuel Injection. Also fits other large oval boxes. Includes foam wrap and velcro strip especially selected for this application ensures that the foam can be adjusted if it stretches after cleaning with 77 507 K&N Air Filter Cleaner. Our Foam Prefilter is the best way to keep dirt out of the engine. We performed many back to back dyno tests with different foam types and chose this one because it show no loss