237-600 Tillotson Main Metering Diaphragm

Description

237-600 Tillotson Main Metering Diaphragm. No original manufacturer’s packaging is available. 237-600 Tillotson Main Metering Diaphragm operates to open the fuel inlet needle valve, allowing fuel to flow to the high and low fuel circuits. Recommend replacing this diaphragm every 3-5 races, or if you see a worsening change in performance, whichever happens first. 237-600 Tillotson Main Metering Diaphragm fits all HL, HR, HW, HX, HM Model Carburetors including HL-1A, HL-129E, HL-132H, HL-166B&C, HL-189F, HL-227A,E, HL-229A, HL-321E, HL-232A,E, HL-250A,B,C,D,E, HL-274E, HL-,292G, HL-293A,F, HL-299E, HL-304E, HL-304WX,WXA,WXG, HL-306A, HL-314E, HL-314F&G, HL-324A, HL-334A,AA,B,AB,WX,WXA,WXG, HL-339A, HL-341A, HL-342A, HL-348A,B,C,D,E, HL-352A, HL-355A,B,C,D,E, HL-357A,B, HL-360A, HL-360B,C, HL-365A&B, HL-366A,HL-368A, HL-371A, HL-374A, HL-380A,B,HL-383A, HL-384A&B, HL-385A, HL-388A,HL-395A, HR-181B, HR-184A, HR190A, HR-191C, HR-191G, HR-196A, HW-10A,B, HW-11A,B, HW-22A, HW-23A, HW-27A, HW-30A, HW-31A, HW-32A, HW-33A, HW-34A, HW-35A, HW-43A, HB-10A, HB-11A, HB-12A, HC-102A, HC-103A,HC-112A, HM-1A, HM-2A, HM-12A, HX-10A, HX-12A
This diaphragm is not the same main metering diaphragm used on HD model Tillotson carburetors.