Talk to a performance expert
mon-thurs 9-5 cst
In classes where high-flowing Velocity Stacks are illegal, we have designed high-quality filter adapters for precise fitment. We recommended using velocity stacks over plain filter adapters in every class that they are legal to use it. Check your rule book before ordering. Each piece is CNC machined from 6061-T6 Aluminum and includes all parts needed to install.
Fits WA-55 Walbro Carburetor. Commonly used in kart racing on the Yamaha KT-100 engine JR I Class. (Approximate 2.5" OD x .754" ID bolt spacing 30mm" fitted 5mm; check your air filter for fitment)