Main Jet Kit # 78 Keihin Carburetor # KEY-100-078-KIT

Fits the following models:

CB350F 1972 350 350 Four Street
CB350F1 1974 350 350 Four Street
CB400F 1975 400 Super Sport 400 Street
CB400F-76 1976 400 Super Sport 400 Street
CB400F-77 1977 400 Super Sport 400 Street
CB500 1971 500 500 Four Street
CB500-K1 1972 500 500 Four Street
CB500-K2 1973 500 500 Four Street
CB550F-K2 1975 550 550 Super Sport Street
CB550F-K3 1976 550 550 Super Sport Street
CB550F-K4 1977 550 550 Super Sport Street
CB550-K0 1974 550 550 Four Street
CB550-K1 1975 550 550 Four Street
CB550-K2 1976 550 550 Four Street
XL250 1972 250 XL250 Dual Sport
XL250-76 1976 250 XL250 Dual Sport
XL250-K1 1974 250 XL250 Dual Sport
XL250-K2 1975 250 XL250 Dual Sport