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Honda CB750 CB550 CB500 CB400 6.125 in. battery band 95012-17001

Honda CB 6.125 in. Stock Type Battery Band ~ Replaces 95012-17001

$8.95 USD
99-4936
Upgrade or restore your classic Honda motorcycle’s battery mounting system with this Stock Type Battery Band — a quality replacement designed to keep your...

Honda CB750 / CB550 / CB500 Ignition Contact Points ~ Replaces 30204-300-005

$14.50 USD
14-0009
Replace the right-side contact point on your SOHC CB750 or CB500/CB550 with this Contact Point Set (1 piece, right-hand side) for cylinders 2 &...

Honda CB750 / CB550 / CB500 Condenser ~ Replaces 30250-300-154

$14.95 USD
26-5104
Replace your SOHC CB750's points condenser with this Condenser, replacing OEM #30250-300-154 / #30250-300-005. Two required per CB750.Key Features• Condenser• Replaces OEM #30250-300-154 /...

Honda CB750 / CB550 / CB500 Ignition Contact Points ~ Replaces 30203-300-005

$14.50 USD
14-0010
Match with the left-side contact point using this Contact Point Set (1 piece, left-hand side) for cylinders 1 & 4. Replacing OEM #30203-300-005. Same...

Honda CB Spark Plug Cap ~ VD05F

$10.49 USD
23-3121
VD05F spark plug cap designed for the outer cylinders on Honda CB750 models. Provides a secure connection between the ignition wire and spark plug...
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Honda CB900 CB750 CB650 CB550 CB400 ignition switch 35010-377-007

Honda CB Ignition Switch ~ Replaces 35010-377-007

$46.98 $44.95 USD
You save $2.03
12-0051
Restore a late-'70s or DOHC-era CB's ignition with this Ignition Switch with fork lock and keys, replacing OEM #35010-377-007 / #35100-377-003/007 / #35100-422-017 /...

Honda CB Rear Brake Light Switch

$10.33 USD
12-0008
Replace your rear brake light switch with this Rear Brake Light Stop Switch. Exceptionally broad fitment across the SOHC CB750 lineup and virtually the...

Honda CB750 / CB550 / CB500 / CB450 Headlight Plug ~ OEM Style ~ Replaces 33130-300-003

$9.95 USD
73-0122
Replace your headlight plug with this OEM Style Headlight Plug, replacing OEM #33130-300-003.Key Features• Headlight plug, OEM style• Replaces OEM #33130-300-003• Honda part name:...

Honda CB Oil Pressure Switch ~ Replaces 37240-P13-013

$23.95 USD
73-0825
Replace your oil pressure switch with this Oil Pressure Switch, replacing OEM #37240-P13-013.Key Features• Oil pressure switch• Replaces OEM #37240-P13-013• Honda part name: Switch...

Honda CB Starter Motor Terminal Rubber Boot ~ Replaces 32411-230-000

$4.61 USD
73-0092
Replace your starter motor terminal cover with this Starter Motor Terminal (Cover) Rubber Boot, replacing OEM #32411-230-000.Key Features• Starter motor terminal rubber boot• Replaces...

Honda CB Clutch Safety Switch ~ Replaces 35340-329-003

$9.95 USD
12-0010
Fit the front brake / clutch safety switch on your classic Honda with this Front Brake & Clutch Safe-T-Switch, replacing OEM #35340-329-003. Used on...

Honda CB Stock Type Reflector ~ Replaces 33741-340-670

$21.46 USD
11-2303
Restore your mid-'70s Honda's stock reflectors with this Stock-Type Screw-On Reflector with a 6mm thread, replacing OEM #33741-340-670. Broad fitment covering the 1972-78 CB750...

Honda CB900/CB750/CB650/CB550 Switch Repair Kit

$14.95 USD
12-0064
Rebuild your Honda ignition switch base with this Switch Repair Kit, including the base cover. Designed for use with our #12-0051 ignition switch (sold...
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Honda CB750 CB650 CB550 CB500 tail light cover gasket 33709-341-671

Honda CB Tail Light Cover Gasket ~ Replaces 33709-341-671

$5.80 USD
11-2163
Replace the gasket on your 1972-onward Honda's tail light lens with this Tail Light Lens Gasket, replacing OEM #33709-341-671. Matches the fitment of our...

Honda CB Spark Plug Cap ~ XD05F

$10.49 USD
23-3119
Replace your spark plug caps with this Spark Plug Cap, XD05F type. Two required per CB750. Key Features• Spark plug cap, XD05F• 2 required...
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Honda CB750 CB550 CB500 CB400 CB350 rectifier regulator

Honda CB Rectifier/Regulator

$199.95 USD
24-2109
Replace your SOHC CB regulator and rectifier with this Rick's Electric OEM-Style Rectifier/Regulator. Combination unit replaces the OEM regulator and rectifier; stock-type plugs and...

Honda CB Starter Clutch Diode ~ Replaces 31700-124-003

$12.88 USD
24-2044
Replace your starter clutch diode with this Stator Clutch Diode/Rectifier, replacing OEM #31700-124-003 / #31700-166-008. Exceptionally broad fitment across the SOHC and DOHC CB750...

Honda CB Hydraulic Stop Light Switch ~ Replaces 35350-300-006

$24.95 USD
29-7021
Replace your hydraulic brake light switch with this Hydraulic Brake Light / Stop Switch, replacing OEM #35350-300-006 / #35350-300-016. 10mm x M1.25 thread.Key Features•...
New
Honda CB750 CB650 CB550 CB450 headlight setting collar 61304-292-000

Honda CB Headlight Setting Collar ~ Replaces 61304-292-000

$4.50 USD
07-4645
Restore headlight mounting with this Headlight Setting Collar, replacing OEM #61304-292-000. Exceptionally broad fitment across the classic Honda lineup, from the SOHC and DOHC...

Honda CB750 / CB550 / CB500 / CB450 Stock Type Headlight Assembly Bucket / Case ~ Replaces 61301-300-020B

$49.95 USD
73-1143
Restore the classic look of your Honda with this Black Headlight Bucket / Case in the original stock design. A direct replacement for OEM...

Honda CB Tail Light Cover Screws ~ Replaces 93500-04055-4J

$4.69 USD
49-0145
Replace your tail light lens screws with this Tail Light Lens Screws Pack of 10, replacing OEM #93500-04055-4J.Key Features• Tail light lens screws• 10...

Honda CB Headlight Assembly Rim ~ Replaces 33101-300-673

$27.95 USD
09-0066
Replace a damaged or pitted headlamp rim with this Chrome Headlamp Rim, replacing OEM #33101-300-673 / #33101-405-671. Fits all 1969-78 CB750s, select late-model DOHC...

Honda CB750 / CB550 / CB500 / CB450 Headlight Rim & Retainer ~ Replaces 33101-404-671

$48.95 USD
09-0046
Restore your headlamp trim with this Headlamp Rim & Retainer Assembly, replacing OEM #33101-404-671 / #33121-300-672 / #33153-300-671. Fits the full 1969-78 SOHC CB750...

Honda CB Starter Solenoid Relay ~ Replaces 35850-375-000

$38.95 USD
24-2003
Replace your late-'70s CB starter solenoid with this Starter Solenoid Relay, replacing OEM #35850-375-000 / #35850-286-027. Broad fitment across the late SOHC CB750, CB500T/CB550...
New
Honda CB750 CB550 CB400 pilot turn signal light cover 37600-377-018

Honda CB750 / CB550 / CB400 Pilot Turn Signal Light Cover ~ Replaces 37600-377-018

$54.95 USD
99-4819
Restore your gauge cluster with this replacement Pilot Indicator Light Cover — a direct fit for OEM #37600‑377‑018. This part includes both the front...

Honda CB750 / CB550 / CB400 Bar Switch Assembly ~ Right (Brake) Side ~ Replaces 35130-404-671

$74.95 USD
12-0302
Fit the right-side handlebar controls on late-'70s SOHC CBs with this Bar Switch Assembly for the Brake Side in black, replacing OEM #35130-404-671. Wiring...
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Dynatek ignition system brand detail for Honda CB builds

Honda CB750 SOHC / CB500 / CB550 Dynatek Dyna S Ignition System

$299.95 USD
07-9988
Start with just the ignition module using this Dyna S Ignition System, for SOHC CB750 or CB500/CB550 riders who already have suitable coils. Skip...
New
Honda CB750 CB550 CB500 CB400 headlight stay headlight reflector bolt 90120-377-000

Honda CB750 / CB550 / CB500 / CB400 Headlight Stay / Headlight Reflector Bolt ~ Replaces 90120-377-000

$8.95 USD
99-4977
Upgrade or restore your classic Honda motorcycle headlight system with this Headlight Stay / Headlight Reflector Bolt — designed to secure the headlight reflector...
New
Honda CB750 CB550 CB500 headlight reflector rubber base 33743-375-000

Honda CB750 / CB550 / CB500 Headlight Reflector Rubber Base ~ Replaces 33743-375-000

$12.95 USD
99-4976
Replacement rubber base for restoring your CB750's headlight assembly back to proper condition. This is the rubber mount that the headlight reflector attaches to...

Honda CB Turn Signal Lamp Gasket ~ Replaces 33406-377-671

$4.61 USD
11-2084
Replace the gasket on your turn signal with this Turn Signal Lamp Gasket, replacing OEM #33406-377-671. Pairs with our signal lamps #11-2114 and #11-2149...

Honda CB Ignition Coil Bracket Set ~ Replaces 30511-300-000

$24.95 USD
07-0190
Mount your ignition coils with a clean factory-style finish using this Ignition Coil Bracket Set, replacing OEM #30511-300-000. Features a polished high-grade finish and...

Honda CB750 / CB550 / CB500 / CB400 Fuse Box Assembly ~ Replaces 38200-377-305

$44.95 USD
10-6002
Fit a complete fuse box with cover to your mid-'70s Honda using this Fuse Box Assembly. Includes 5 fuses and the fuse box cover,...
New
Honda CB750 CB550 CB500 CB450 headlight case collar 61302-300-000

Honda CB Headlight Case Collar ~ Replaces 61302-300-000

$4.95 USD
07-4644
Replace a worn headlight case collar with this Headlight Case Collar, a direct replacement for OEM #61302-300-000. Located on each side of the stock...
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Honda CB750 CB550 rectifier regulator lithium ion battery compatible

Honda CB Rectifier/Regulator ~ Lithium Ion Battery Compatible

$199.95 USD
24-2011
Upgrade to a lithium-ion compatible charging regulator with this Rick's Electric Rectifier/Regulator. Designed with a lower voltage set point to work exclusively with lithium-ion...
New
Honda CB starter motor seal 60 x 1.4 31206-286-158

Honda CB Starter Motor Seal 60 x 1.4 ~ Replaces 31206-286-158

$5.95 USD
03-0784
Seal up your starter motor with this Starter Motor Seal, size 60 x 1.4, replacing OEM #31206-286-158 / #31206-402-008. Exceptionally broad fitment across the...
New
Honda CB starter motor seal 24.4 x 3.1 91312-MG7-003

Honda CB Starter Motor Seal 24.4 x 3.1 ~ Replaces 91312-MG7-003

$4.50 USD
03-0780
Seal up your starter motor with this Starter Motor Seal, size 24.4 x 3.1, replacing OEM #91312-MG7-003 / #91309-300-000 / #91309-425-003. Exceptionally wide fitment...

Honda CB Starter Motor Brush Set ~ Replaces 31201-292-158

$29.95 USD
24-2021
Replace your Mitsuba 2-brush starter motor brushes with this Replacement Starter Brush Set of 2, 12mm x 14mm x 6mm, 1 piece with insulated...

1977-78 Honda CB750K / CB550K Bar Switch Assembly ~ Left (Clutch) Side ~ Replaces 35200-404-671

$79.95 USD
12-0308
Fit late-'70s CB750K or CB550K left-side controls with this Bar Switch Assembly for the Clutch Side in black, replacing OEM #35200-404-671. Wiring runs inside...

Honda CB Turn Signal Lamp Lens Screw Set ~ Replaces 93500-04025-0A

$2.95 USD
73-1034
Replace your turn signal lens screws with this Turn Signal Lamp Lens Screw Set of 2, replacing OEM #93500-04025-0A.Note: also fits our signal lens...
New
Honda CB750 CB650 CB550 CB500 battery box rubber 83618-323-000

Honda CB Battery Box Rubber ~ Replaces 83618-323-000

$4.95 USD
99-4986
Upgrade or restore your vintage Honda motorcycle with this Battery Box Rubber — designed to replace OEM #83618‑323‑000 and cushion your battery from vibration...

Honda CB900/CB750/CB650/CB550 Switch Base Cover

$4.95 USD
12-0065
Replace just the base cover on your Honda ignition switch with this Switch Base Cover. Designed for our #12-0051 ignition switch (sold separately) with...

Honda CB GB Cafe Headlight Bracket Set.

$44.52 USD
09-0016
Go for the distinct GB Café aesthetic with this GB Café Headlight Bracket Set in polished aluminum. Sized for 35mm fork tubes with 11mm...

1978 Honda CB550K · Electrical Buying guide

Choose the electrical assembly before ordering its companions

The selection spans wiring, lighting, ignition and charging service. Main harnesses, fuse boxes and handlebar controls have different jobs; a purchase in one section does not complete the others.

Plan by connection, not by appearance

A loom that looks tidy in a photograph still needs to match the installed connections. The main harness and sub-harness are separately listed, while the fuse box is another assembly. Record which sections remain on the motorcycle before deciding what to replace together.

Account for previous electrical changes

Custom handlebars, replacement ignition equipment and a changed battery can affect your choices. The left switch requires internal bar wiring, while the right switch runs outside. The charging selection also includes a lithium-specific regulator, so identify the installed battery rather than choosing by case appearance.

Common buying questions

Does the main harness come with a fuse box?

The main harness and complete fuse-box assembly are separate products. The fuse-box listing specifies its cover and five fuses; that does not establish their inclusion with the main loom or sub-harness.

Are the two handlebar switches wired the same way?

No. The left assembly is described for wiring inside the handlebar and has a locator pin. The right assembly routes its wiring outside; inspect your fitted bars before choosing either replacement.

Can I choose any regulator listed for this model?

Identify the battery first. One regulator listing is specifically for lithium-ion batteries and excludes lead-acid use. Compare the chosen unit’s mounting dimensions and connections with the motorcycle as it is equipped.

Not sure which part you need?

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