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1982 Honda CB650 Carb Floats & Small Parts

Small carburetor parts need precise identification on the 1982 CB650. Floats, connector-tube O-rings and an accelerator-pump diaphragm address different repairs. The diaphragm has a specific 89 mm pin requirement, so measure the removed part before relying on the model application.

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Currently viewing Carb Floats & Other Carb Components

Honda motorcycle parts

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Honda CB1100 CB1000 carb fuel connector tube and accelerator tube

Honda CB Carb Fuel Connector Tube and Accelerator Tube O-Rings

$15.26 USD
73-0831
Replace your carb fuel and accelerator tube O-rings with these Carburetor Fuel Connector Tube and Accelerator Tube O-Rings, 12 O-rings.Key Features• Carb fuel connector...
Honda CB750 CB650 CB450 carb pump diaphragm 16021-393-004

Honda CB750 / CB650 / CB450 Carb Pump Diaphragm ~ Replaces 16021-393-004

$27.95 USD
20-9040
Rebuild your Keihin carb's accelerator pump with this Carb Pump Diaphragm, replacing OEM #16021-393-004 / #16021-393-014 / #16021-MC9-771. Kit contains 1 diaphragm with rod...
Honda CB1100 CB1000 CB900 CB750 float bowl drain screw o-rings pk 4

Honda CB Float Bowl Drain Screw O-Rings Pk/4

$5.80 USD
48-0792
Replace your float bowl drain screw O-rings with this Float Bowl Drain Screw O-Rings 4-Pack.Key Features• Float bowl drain screw O-rings• 4 per packFitment...
Honda CB1100 CB1000 CB900 CB750 CB650 carb float 16013-413-851

Honda CB Carb Float ~ Replaces 16013-413-851

$27.95 USD
20-6507
Replace your 1980+ DOHC CB carb float with this Carb Float with Pin, replacing OEM #16013-413-851. Broad fitment across the 1980-82 CB750 family, CB750SC...
Honda CB1100 CB1000 CB900 CB750 float bowl drain screw -a

Honda CB Stock Type Float Bowl Drain Screw ~-A

$6.50 USD
48-5042
Small part, but an important one. This float bowl drain screw with included O-ring allows you to properly drain the carburetor bowl without leaks,...
Honda CB1100 CB1000 CB900 CB750 float bowl screws pk 2 93892-04016-00

Honda CB Float Bowl Screws Pk/2 ~ Replaces 93892-04016-00

$2.50 USD
48-9031
Replace your float bowl screws with this Float Bowl Screws Pack of 2 (with lock washers), 2 screws and 2 washers per pack. These...
Honda CB1100 CB1000 CB900 CB750 float bowl drain screw

Honda CB Stock Type Float Bowl Drain Screw

$6.50 USD
48-5042
Replace your stock-type float bowl drain screw with this Float Bowl Drain Screw with O-Ring for the later DOHC and Nighthawk lineup.Note: sold each,...
Honda CB1100 CB1000 CB900 carb felt throttle and choke shaft seal set 12

Honda CB Carburetor Felt Throttle & Choke Shaft Seal Set/12

$32.95 USD
33-0044
Replace worn or missing felt throttle and choke shaft seals during carburetor service on compatible vintage Honda CB models. These felt seals are used...
Honda CB1100 CB1000 CB900 CB750 CB650 carburetor cap screw set 8

Honda CB Carburetor Cap Screw Set/8

$5.80 USD
73-0100
Refresh your DOHC carb cap screws with this Carburetor Cap Screw Set of 8 with metal washers.Key Features• Carburetor cap screw set, 8 pieces•...
Honda CB1100 CB1000 Keihin pd carb felt throttle shaft seal set 6

Honda CB Keihin PD Carburetor Felt Throttle Shaft Seal Set/6

$18.95 USD
33-0043
Replace worn or missing felt throttle shaft seals on Keihin PD carburetors. These felt seals are used during carburetor service or restoration to help...
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1982 Honda CB650 · Carb Floats & Small Parts Buying guide

Match the small part to its position in the carb bank

The featured float includes its pin, while the tube-seal package contains twelve O-rings. Keep those contents separate from the conditional pump-diaphragm choice when preparing the carburetor order.

Parts to consider

Honda CB Carb Float ~ Replaces 16013-413-851 Carb float with pinFloat and pin replacing 16013-413-851; four floats are specified per motorcycle.View part Honda CB750 / CB650 / CB450 Carb Pump Diaphragm ~ Replaces 16021-393-004 Accelerator-pump diaphragmOne diaphragm with rod and one bellows rubber. CB650 use requires an 89 mm end-to-end pin.View part Honda CB Carb Fuel Connector Tube and Accelerator Tube O-Rings Fuel-tube O-ring setTwelve O-rings for the carburetor fuel-connector and accelerator tubes.View part

Use the diaphragm’s measurement restriction

The pump diaphragm kit supplies one diaphragm with rod and one bellows rubber. Its CB650 application is conditional on an 89 mm end-to-end pin. Check that measurement on the existing part; a shared family name does not remove the restriction.

Keep the seal locations clear

The twelve-piece O-ring set is for carburetor fuel-connector and accelerator tubes. It should be chosen for those joints rather than as a substitute for every seal in the bank. Identify the components being separated and inspect the remaining rubber parts independently.

Buying questions

Can I use one float-height setting for every carburetor listed with this float?

Use the Honda specification for the exact carburetor fitted rather than borrowing a setting from another application. Check free movement of the float and valve, verify the specified float height or fuel level, and confirm fuel shuts off without leakage before use.

How long must the diaphragm pin be?

The CB650 application requires an 89 mm pin measured end to end. Measure the removed diaphragm before ordering the featured replacement.

Can the connector-tube O-rings be replaced without separating the carburetors?

The carburetors must be separated enough to remove the fuel-connector and accelerator tubes. The twelve O-rings serve those tube joints; they are not a complete bowl, drain or shaft-seal kit. Use the correct rack service procedure for the work.

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