6G8-85540-29 Yamaha CDI | Genuine Used Part
6G8-85540-29 Yamaha CDI | Genuine Used Part
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🔧 Product Description
Genuine Yamaha CDI Unit Assembly - Part Number: 6G8-85540-29-00
A genuine Yamaha CDI unit used on selected Yamaha small four-stroke outboards.
⚙️ Key Features
- Genuine OEM electrical component
- Correct OEM part number family
- Used on serial/model-specific marine applications
- Requires exact model and serial confirmation
🚤 Compatibility
Commonly used on
- Yamaha 9.9HP four-stroke CDI ignition systems
Typically suits
- Engine models:
- Yamaha 9.9HP four-stroke applications using 6G8-85540-29-00
- Yamaha F9.9 4-stroke 1985-2005 applications where the CDI label matches
- Yamaha T9.9 / FT9.9 related 6G8 ignition applications where specified
- HP Range: 9.9HP
- Engine Type: Yamaha small four-stroke outboard
- Year Range: approximately 1985 - 2005 depending on model and market
- Serial / Model Note: Match by exact model code, serial-numbered diagram, label and connector layout before installation.
🔌 Function
This component supports the engine electrical or ignition system.
⚠️ Common Signs of Failure
- No spark or weak spark
- Intermittent spark loss when hot
- Hard starting or no-start condition
- Misfire under load
- Fault remains after stator, trigger, coil and harness checks
- Water, heat or corrosion damage at connectors
- Spark returns when a known-good module is fitted
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 6G8-85540-29-00 listed Yamaha CDI reference
- 6G8-85540-20-00 related earlier CDI family reference
- 6G8-85540-21-00 related earlier CDI family reference
OEM / Related Numbers
- 6G8-85540-29-00
- 6G8855402900
- 6G8-85540-29
- 6G88554029
- Related Yamaha 9.9HP 4-stroke CDI family reference
Aftermarket / Verified Equivalents
- No aftermarket equivalent
📦 Condition
- Genuine used part
- Removed from running engine where applicable
- In good working condition unless otherwise stated
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day returns — if it's not right or you ordered the wrong part, tell us within 14 days of delivery and send it back in the condition you received it (return freight is at your cost; fitted parts can't be returned). Used parts are sale items, so a return may be limited to store credit. Full details in our Refunds & Returns policy.
What you get with this used part
What you get with this used part
- A genuine part removed from an engine, drive or jet ski dismantled in our Kadina workshop, inspected before listing. The photos show the actual part on our shelf.
- A 14-day return period if it is not right or you ordered the wrong part.
- Used gearboxes are pressure-tested before dispatch and carry a 30-day repair warranty. Propellers are sold as-is and priced accordingly.
- Not sure it fits? Send us your engine model and serial number or call 0412 532 984 and we will check before you buy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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