MJB Engineering
Billet Hi Flow Air Cleaners

MJB RiserBoy Billet HI-FLOW Oval Air Cleaner for Dual Carbs
Constred of Billet 6061T6 Aluminum plate
Uses risers to fit your carburetors
Crankcase Ventilation holes available
Lifetime K & N Filters and all Stainless Steel hardware
Different Filter Heights are available - internal mount available
Usually requires top filter hold down bar kit



Part # "E" Height "T" Height Carb-Top (Nut)
RB231 3.125" 2.625" 3.375"
RB235 3.560" 3.060" 3.810"
RB238 3.825" 3.325" 4.075"
RB247 4.750" 4.250" 5.000"
RB252 5.250" 4.750" 5.500"
Click on an image below for a larger view..
Super Hi Quality Made in The USA