y903 Zenith model 68J8 Carburetor $ New US-made Zenith replacement carburetor. Mounting flange center-to-center: 2-3/8 in.. Towmotor , OEM Number B55963 Continental F140, F162 Carburetor service manual ebook: cm912 Zenith carburetor # 12384 Free shipping in the USA on all in-stock new carburetors. Add to Cart View Cart