almost unrestricted air flow while providing filtration levels needed to ensure long engine life

chrome universal sliding mounting bracket and 3-piece reducer bushings

these frames are designed for using bearing cups that would normally fit a big twin frame and would use 1 inch bearings

manufacturing quality

Big Twin Fabricator Shifter Plate - Stainless Steel Finish_Matte almost unrestricted air flow whileThis Big Twin Fabricator Shifter Plate is laser cut to fit a ratchet top hole pattern perfectly, and made from 304 stainless steel. It features a chamfered holes for flush mount screws, and allows you to fabricate any kind of jockey shift or custom shift linkage for your Big Twin. Made in the USA.