Rebuild your late 1970s CB750K or CB750F Supersport carb with this Carb Rebuild Kit, made in Japan. Contains float bowl gasket, carb top gasket, D313 slide needle, main jet (#105 stock type for 1977-78F models), main jet (#110 stock type for 1978K model), float needle, air spring, air screw plug, E-clip, air fuel screw (1978F type), air fuel screw (1977-78K type), needle jet, metal washer, and 6 O-rings.
Note: each kit rebuilds one carb, order the quantity you require.
Key Features
• Carb rebuild kit, made in Japan
• D313 slide needle, main jets #105 and #110
• Float needle, air spring, air screw plug, E-clip
• Two air fuel screws (1978F and 1977-78K types)
• Needle jet, metal washer, 6 O-rings
• Rebuilds 1 carb
Fitment / Compatibility
• Honda CB750K (1978)
• CB750F (1977‑78) Supersport
Part Number: 48-1737
Shipping Information
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USA Orders shipping with Ground Shipping will arrive in approximately 3-7 business days after shipping. Canadian orders shipping with Ground will arrive in approximately 2-6 business days. You will be emailed tracking information after the order has been shipped. All packages are shipped without signature confirmation, so any packages that arrive while no one is home will be left at the door.
USA Ground Shipping
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Ground Shipping
We offer FREE Ground Shipping to Canada for all orders over $50.We ship packages to Canada daily using several different couriers. We do this because the price to ship from province to province varies greatly by courier. Delivery will take around 2-6 Business days depending on location. You will be emailed tracking information as soon as the order is picked up. Please use this tracking number to determine when your package will arrive, and make appropriate arrangements.
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We offer Economy Canada Post shipping at checkout for select small items. If your order applies for Post Economy shipping it will show up at checkout as an option. Canada Post Economy shipping does not include tracking or insurance. It typically takes 1-3 weeks for delivery.
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International orders can be placed directly through our website.
Note:
International buyers please be aware of the relevant taxation implications for your respective Countries. We will not be responsible for any extra charges for duties, or taxes once your order arrives. Sorry, we cannot ship orders as “a gift”.
Returns
Need to return a part? Not a problem! Visit our return page and fill out the return form. We will get back to you with the return instructions within 1 business day.
Frequently Asked Questions
How many 1977-1978 CB750 carburetor kits are required?
One Japanese-made kit rebuilds one carburetor. Four kits are required to rebuild the complete four-carburetor rack on one compatible CB750K or CB750F.
What is included in one late-1970s CB750 carburetor kit?
Each kit includes float-bowl and carb-top gaskets, D313 slide needle, #105 and #110 main jets, float needle, needle jet, air spring, air-screw plug, E-clip, two application-specific air-fuel screws, metal washer and six O-rings.
Which supplied main jet and air-fuel screw should be installed?
Use the parts matching the exact carburetor and model: the #105 jet is identified for 1977-1978 CB750F applications and the #110 for the 1978 CB750K. Compare every supplied metering part with the original before installation.