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1983 Honda CB750SC Carburetor Seals & Jets

Identify the carburetors before selecting metering or sealing parts for your 1983 CB750SC. A bowl gasket repairs a joint, while pilot and main jets alter distinct fuel circuits. Compare existing jet type and calibration before choosing an assortment, especially after intake or exhaust changes.

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Currently viewing Carb Rebuild & Jetting

Honda motorcycle parts

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Honda CB1100 CB1000 CB900 CB750 float bowl gasket

Honda CB1100/CB1000/CB900/CB750 Float Bowl Gasket

$9.50 USD
20-8031
Replace your DOHC CB float bowl gasket with this Float Bowl Gasket (O-ring). Broad fitment across the 1979-82 CB750 family, CB750SC Nighthawk, CB900/CB1000/CB1100, CB650...
Honda CB1000 CB900 CB750 CB700 ultimate performance main jet kit

Honda CB1000 / CB900 / CB750 / CB700 Ultimate Performance Main Jet Kit

$64.95 USD
48-2112
Cover every tuning scenario with this Ultimate Performance Main Jet Kit. Includes a total of 44 main jets for Keihin carbs. Use this jet...
Honda CB1100 CB1000 CB900 CB750 CB700 carb float needle 16155-413-751

Honda CB Carb Float Needle ~ Replaces 16155-413-751

$8.95 USD
48-5011
Replace your DOHC CB float needle (only) with this Float Needle, replacing OEM #16155-413-751.Key Features• Float needle (only)• Replaces OEM #16155-413-751• Honda part name:...
Honda CB750 main nozzle (pk 4) 16166-425-671

1979-83 Honda CB750 Main Nozzle (Pk/4) ~ Replaces 16166-425-671

$27.95 USD
73-1005
Replace your main nozzles with this Main Nozzle Pk/4, replacing OEM #16166-425-671.Key Features• Main nozzle• Pack of 4• Replaces OEM #16166-425-671• Honda part name:...
Honda CB750C CB750F CB750K jet needle set 16012-425-771

1980-83 Honda CB750 Jet Needle Set ~ Replaces 16012-425-771

$14.95 USD
73-1000
Replace your jet needles with this Jet Needle Set, replacing OEM #16012-425-771. Includes the contents shown in the photo.Key Features• Jet needle set• Replaces...
Honda CB1000 CB900 CB750 pilot jet set size 35 (pk 4) 99103-GY6-0350

Honda CB Pilot Jet Set ~ Size #35 (Pk/4) ~ Replaces 99103-GY6-0350

$14.95 USD
73-1004
Refresh your low-speed performance with this Pilot Jet Set of 4 in size #35, replacing OEM #99103-GY6-0350.Pilot jets handle your idle and low-speed operation...
Honda CB750 carburetor needle jet holder 16165-422-004

1979-83 Honda CB750 Carburetor Needle Jet Holder ~ Replaces 16165-422-004

$19.95 USD
73-0952
Replace your needle jet holder with this Carburetor Needle Jet Holder, replacing OEM #16165-422-004.Note: sold each.Key Features• Carburetor needle jet holder• Replaces OEM #16165-422-004•...
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1983 Honda CB750SC · Carburetor Seals & Jets Buying guide

Separate leak repairs from metering changes

The bowl seal, four-piece number-35 pilot set and 44-piece main-jet assortment have different scopes. Package size does not prescribe a tune or establish which jet an altered carburetor requires.

Parts to consider

Honda CB Pilot Jet Set ~ Size #35 (Pk/4) ~ Replaces 99103-GY6-0350 Number 35 pilot jetsFour size-35 pilot jets per set. Confirm the carburetor and jet type before choosing.View part Honda CB1100/CB1000/CB900/CB750 Float Bowl Gasket Float bowl gasketReplacement float-bowl sealing O-ring for the specified early Nighthawk carburetors.View part Honda CB1000 / CB900 / CB750 / CB700 Ultimate Performance Main Jet Kit Main jet assortment44 main jets: four each in 11 sizes from 100 through 125, for compatible Keihin carburetors.View part

Choose a metering part for its circuit

The pilot set supplies four size-35 jets. The main-jet assortment supplies four each of 11 sizes between 100 and 125. Confirm the carburetor and intended calibration with appropriate tuning advice; neither package should be selected to mask an uncorrected intake or mechanical fault.

Keep bowl sealing a separate decision

A replacement float-bowl O-ring addresses that specific joint. Inspect the float, needle, diaphragms and related components before assuming the seal completes a larger overhaul. A rebuilt or substituted carburetor rack must be identified on its own rather than by the frame model alone.

Carburetor Seals & Jets questions

Does the main-jet kit give one recommended setting?

No. It provides a range of sizes for compatible Keihin carburetors. Choose the appropriate calibration for the identified engine and intake setup after diagnosis, rather than installing a larger jet by default.

Are pilot and main jets interchangeable?

They serve different metering circuits and are separate types. Identify the fitted carburetor, jet style and required calibration before comparing the size number stamped on a jet.

Does a bowl gasket include other rebuild parts?

The featured product is the float-bowl sealing O-ring. Other internal carburetor parts are separate choices, so inspect the full repair needs before treating a bowl-seal order as an overhaul kit.

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