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Honda CB750 CB550 CB500 CB350 starter solenoid relay 35850-371-670

Honda CB Starter Solenoid Relay ~ Replaces 35850-371-670

$21.46 USD
09-6582
Replace a failing starter solenoid with this Starter Solenoid Relay, replacing OEM #35850-371-670 / #35850-306-670 / #35850-HA7-670. Fits the SOHC CB750 lineup plus CB500/CB550K,...
New
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...

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...
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Honda CB750K CB550K CB500K pilot lamp turn signal panel dash harness 37581-323-000

1971-76 Honda CB750K / CB550K / CB500K Pilot Lamp Turn Signal Panel Dash Harness ~ Replaces 37581-323-000

$44.95 USD
11-2181
Restore your instrument panel's indicator lights with this Pilot Lamp Indicator Panel Dash Harness, replacing OEM #37581-323-000 / #37581-374-670. Comes complete with bulbs.Key Features•...

Honda CB Ignition Switch ~ Replaces 35100-374-007

$24.95 USD
12-0061
Fit the square-plug ignition switch on your mid-'70s Honda with this Ignition Switch (square 4-prong plug type), replacing OEM #35100-374-007 / #35100-369-740 / #35100-341-700....

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 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...
New
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 Bar Switch Assembly ~ Left (Clutch) Side ~ Replaces 35250-300-033

$79.95 USD
12-0306
Fit left-side handlebar controls on your early SOHC CB with this Bar Switch Assembly for the Clutch Side in black, replacing OEM #35250-300-033. Wiring...

Honda CB Stock Type Front Reflector Rubber Base ~ Replaces 33743-341-670

$8.95 USD
11-2304
Fit the rubber base beneath your stock front reflector with this Stock-Type Front Reflector Rubber Base, replacing OEM #33743-341-670.Key Features• Stock-type front reflector rubber...

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...

1971-73 Honda CB750K / CB500K Bar Switch Assembly ~ Right (Brake) Side ~ Replaces 35300-323-671

$84.95 USD
12-0304
Fit the right-side handlebar controls on your early-'70s SOHC CB with this Bar Switch Assembly for the Brake Side in black, replacing OEM #35300-323-671....

1972-76 Honda CB750K / CB550K / CB500K Tail Light Mounting Hardware Set

$15.95 USD
29-7026
Restore your tail light mounting hardware with this Tail Light Mounting Hardware Set, used to mount the tail light bracket. 12-piece set including 4...

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...

1969-76 Honda CB750K / CB550K / CB500K Ignition Switch Nut Tool

$19.95 USD
35-9119
Loosen and tighten the ignition switch nut without damage using this Ignition Switch Nut Tool.Key Features• Ignition switch nut tool• Tightens and loosens without...

Honda CB750 / CB550 / CB500 Tail Light Cable Set ~ Replaces 33711-323-000

$9.38 USD
73-0084
Replace your tail / brake light cables with this Tail Light / Brake Light Cable Set of 3. Replaces OEM #33711-323-000 (taillight sub cable),...

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 CB750 / CB500 / CB350 Horn Button

$7.00 USD
12-0036
Replace a worn horn button with this Horn Button with Spring. Works as a horn button or a starter button, fitting all SOHC CB750s,...

1971-74 Honda CB750K / CB550K / CB500K Rear Turn Signal Stay ~ Replaces 33607-323-670

$19.95 USD
11-2319
Fit the standard-length rear signal stay with this Rear Signal Lamp Stay in chrome, 65mm long, replacing OEM #33607-323-670. Pairs with signal lamp #11-2122....

1971-74 Honda CB750K / CB550K / CB500K Rear Turn Signal Mount & Collar Set ~ Replaces 33605-323-670

$42.95 USD
73-0127
Mount your rear signals with this Rear Turn Signal Mount, Collar and Rubber Set. Includes both left and right sides. Needed when installing the...

Honda CB Front Turn Signal Stay

$12.95 USD
11-2167
Replace a damaged front signal stay with this Front Signal Lamp Stay in chrome. Body length 65mm, thread 25mm, total length 90mm. Pairs with...
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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...

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...

1969-74 Honda CB750K / CB550K / CB500K Turn Signal Pinch Bolt Set

$7.00 USD
73-0840
Replace your turn signal mounting hardware with this Turn Signal Pinch Bolt Set. Includes 2x chrome bolts, 2x hex nuts, and 4x flat washers,...
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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...

Honda CB750 / CB550 / CB500 / CB350 Front Turn Signal Stay

$13.95 USD
73-1106
Mount a front turn signal with this Front Signal Lamp Stay, Chrome.Body length 40mm, thread 30mm, total length 70mm.Note: we sell these in various...
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...
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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...

Honda CB Front Brake Light Switch Sub Harness ~ Replaces 35345-319-000

$7.00 USD
73-0104
Replace your front stop switch sub harness with this Front Stop / Brake Switch Sub Harness, replacing OEM #35345-319-000.Key Features• Front stop / brake...

1972 Honda CB500K · Electrical Buying guide

Build the repair around the affected electrical assembly

The 1972-specific wiring choice references the 1972–73 main loom. Ignition coil sets and charging units are separate purchases. Compare the bike’s existing equipment with the listing before combining original-style parts and modified electrical components.

Count the connected components as well as the loom

The main-harness listing provides the loom rather than a complete electrical system. If parts are missing from a restoration, check the separate switches, lamps, charging equipment and branch harnesses before ordering. A new main loom cannot supply a missing component at the other end of a connector.

Keep original-style and modified requirements visible

The replacement coil set is described for a stock-style ignition arrangement, and the combined regulator has its own mounting dimensions. A different ignition or battery can add compatibility requirements. Read the relevant equipment instructions and identify the fitted components before deciding that two separately listed parts belong together.

Electrical FAQs

Which main-loom reference applies to this 1972 CB500K?

The current main-harness listing specifies Honda 32100-323-040 for the 1972–73 CB500K. Verify that reference and the installed connector arrangement. The similarly named 1971 harness has a different listing and should not be chosen by model name alone.

When should I compare the separate 32105-323-030 sub-harness?

Compare it when the wiring section being replaced matches that separate sub-harness, rather than the main loom. Its listing names the 1972 CB500K1. Check connectors, terminal ends, colours and routing, particularly if the bike has mixed-year electrical parts.

Do stock-type regulator plugs also guarantee an unchanged mounting fit?

The regular charging unit includes stock-type plugs, but may require custom mounting. Its body measures 68 x 94 x 26 mm, with 80 mm hole spacing. Compare the available mounting area as well as the existing connector arrangement.

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