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1983 Honda CB1000C Wiring Harness

Two harness parts are listed for the 1983 Honda CB1000C: a main wire harness loom made for this model and year, and the ignition coil sub-harness A that plugs into the main loom and runs to the coils. The sub-harness is sold separately.

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Honda CB1100 CB1000 CB900 CB750 ignition coil sub-wire harness "a" 32103-438-660

Honda CB1100 / CB1000 / CB900 / CB750 Ignition Coil Sub-Wire Harness "A" ~ Replaces 32103-438-660

$13.95 USD
24-4011
Replace your ignition coil sub-harness with this Ignition Coil Sub-Wire Harness "A", replacing OEM #32103-438-660. Plugs into the main wire harness and connects to...
Honda CB1000C wire harness 32100-MG1-000

1983 Honda CB1000C Wire Harness ~ Replaces 32100-MG1-000

$109.95 USD
73-0926
Replace your main wire harness with this Main Wire Harness Loom, replacing OEM #32100-MG1-000.Note: this fits the model year and type listed; other years...
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1983 Honda CB1000C · Wiring Harness Buying guide

Map the fitted wiring before replacing it

The main loom and coil sub-harness are separate purchases with different jobs. Photograph the routing and identify previous splices, accessories or replacement components before ordering; the model-specific loom still needs to match the actual equipment connected to it.

Harness parts to consider

1983 Honda CB1000C Wire Harness ~ Replaces 32100-MG1-000 Main wire harnessMain loom 73-0926 references 32100-MG1-000 and explicitly lists the 1983 CB1000C Custom.View part Honda CB1100 / CB1000 / CB900 / CB750 Ignition Coil Sub-Wire Harness "A" ~ Replaces 32103-438-660 Coil sub-harness ASub-harness A joins the main loom to the ignition coils; it is separate from the high-tension plug leads.View part

Compare the complete loom before connection

The main-harness FAQ calls for disconnecting the battery and comparing every connector, wire color, branch length and ground point with the original. Preserve the correct clips and grommets and test the fused circuits after installation. Do not cut connectors simply to make an unsuitable loom connect.

Replace the section that is actually damaged

Sub-harness A, reference 32103-438-660, is not included with the main loom. Inspect it while the coil connections are accessible and replace it if missing or damaged. It is not a substitute for worn spark-plug wires or caps, which belong to the high-tension side of the ignition system.

Harness questions

Can I reconnect a replacement loom by matching wire colors alone?

Use the CB1000C wiring diagram and connector positions as well as colors. The loom FAQ requires comparing every connector and ground before connection, and previously repaired wiring may no longer match the original layout. Resolve differences before energizing the circuit rather than altering plugs to force a fit.

Will the ignition-coil sub-harness replace cracked spark-plug wires?

No. Sub-harness A connects the main loom to the coils. The high-tension leads run from the coils toward the spark plugs and are a separate selection: the stock-type replacement coil lists separate 7mm leads, while the Rick’s coil comes with wires attached. Identify which wiring is damaged first.

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