Fits: Massey Harris Challenger
Seal may be narrower than original
500" (1/2") belt groove / belt width
17/32" wide x 44-3/4" long
Quality Aftermarket Carburetor
Carburetor Main Jet Adjustment Needle Assembly Fits Case C D R Tractors Zenith Ford Fits: Massey Harris ChallengerZenith Carburetor Main Jet Adjusting Needle Assembly Fits: Case C, CC, D, DC, DI, DO, DV, R, RC, S, SC, SI, SO, VA , VAC, VAO, 400, (570 Used as an adjustable load nozzle assembly to eliminate the electric solenoid when used on Zenith 13783 carburetors.) Tractors Specifications 3 8"" 24 thread Also fits 570, 580, 580B, 1845 to eliminate electric solenoid. Also fits Power Units with listed carburetors Please make sure that your carburetor number is in