1. Technical Specifications

2. Key Features & Functionality

• Ultra-Low Voltage Drop & High Cranking Amps: Built with ultra-fine multi-strand pure copper wire to provide minimal internal resistance, delivering $200\text{--}400\text{ A}$ cranking bursts to ensure rapid starter motor rotation.

• Tinned Corrosion Resistance: Every copper strand is hot-tinned to prevent corrosion, verdigris buildup, and black-wire rot caused by saltwater intrusion and battery acid fumes.

• Chemical, Heat & Abrasion Armor: Jacketed with premium marine-grade elastomeric insulation that withstands continuous engine bay heat, fuel oil contamination, and chafing across hull transits.

• Color-Coded with Insulating Boots: Features clear red/black polarity identification and heavy molded rubber terminal boots to shield live metal from accidental tool contact and short circuits.

3. Compatible Models

Primarily compatible with Yamaha mid-to-high horsepower electric-start outboards:

• Yamaha 2-Stroke Series: 50HP (50G), 60HP (60F), 70HP (70B, 70C), 75HP (75A), 85HP (85A), 90HP (90A, 90TLR) 3-cylinder models

• Clone Engines: Compatible with Parsun (T75 / T85 / T90), Hidea, Powertec, Seapro, and other outboard brands utilizing the Yamaha 6H0/688 electric-start wiring architecture

4. Aftermarket & Brand Compatibility

• OEM Brand Fitment:

• Yamaha Marine: Designed for genuine Yamaha 50HP through 90HP primary battery power supply and starter motor lead circuits.

• PREMARINE Brand Aftermarket Replacement:

• PREMARINE Quality Standard: PREMARINE specializes in high-reliability marine wiring harnesses, heavy-duty battery cables, starter leads, and terminal hardware. This battery cable assembly is manufactured using multi-strand tinned copper cable and calibrated hydraulic hex crimping tooling.

• Direct OEM-Level Performance: Current capacity, terminal pull-out tension, and insulation breakdown thresholds meet or exceed OEM specifications, serving as the premier cost-effective choice for curing sluggish starter cranking or corroded battery cables.

5. Common Symptoms & Troubleshooting

• Starter Motor Clicks or Cranks Sluggishly Despite a Fully Charged Battery:

• Cause: High internal cable resistance from corroded inner strands ("black wire rot") or high-resistance terminal crimp joints dropping voltage under heavy load.

• Troubleshooting: Perform a voltage drop test across the cable while cranking; if the drop across the cable exceeds $0.5\text{ V}$, replace the entire battery cable assembly.

• Cable Becomes Excessively Hot or Exudes Burning Plastic Odors During Starting:

• Cause: Severed internal copper strands reducing the conductor's effective cross-sectional area, creating a localized high-resistance thermal hotspot.

• Troubleshooting: Inspect and feel the cable jacket along its length; if sections are stiff, swollen, discolored, or blistered, immediately discard and install a new cable.

• Total Loss of Electrical Power / Intermittent Connection When Wiggling Cable:

• Cause: Metal fatigue fracture of the copper core right at the terminal crimp collar due to engine vibration and hull movement.

• Troubleshooting: Flex the cable near each terminal lug while measuring continuity with a multimeter; replace the harness if continuity cuts in and out.

OEM Part Numbers

Compatible OEM references include:

6H0-82105-12

6H0-82105-11

6H0-82105-10

6H0-82105-J1

Compatible Engine Models

This Battery Cable Assy Motor is primarily designed for:

2-Stroke 50/60/70/75/85/90HP

If you are unsure about compatibility, please provide your engine model number or identification plate for verification before ordering.

Applications

This Battery Cable Assy is commonly used for:

Outboard engine repair

Engine rebuilding projects

Marine maintenance workshops

Boat fleet maintenance

Commercial fishing vessels

Recreational boats

Marine spare parts distribution