b> Lightweight Aluminium Velocity Stack 42mm, 48mm, 50mm, 52mm Air Filter Intake

Best free flow air intake which fits many different size carbs. The Flat Slide carbs from Mikuni and OKO as well as Stage6 plus KOSO are some carbs these are best for.

Optimize the flow of drawn-in air to the carburetor. The benefit is throughout the rev range and therefore increases performance for best performance at all speeds.

Best Velocity of air intake with dirt protection. Also called Bell Mouth by some.

Best use has been on high performance two stroke scooters and the Honda CG Engine used on Cleveland Cyclewerks Tha Heist Misfit and Ace with the Heist being best fit.