Yamaha - Battery cable - 66T-82105-J2-00 5.0L MerCruiser 100 & 300 Hour Service Kits And because the fitment is

And because the fitment is exact

If your engine falls between 85–140 horsepower and your top speed is below 50 mph

while the brass inserts deliver clean conduction without the pitting you get from lower-grade metals

Some units have a mini USB input but come with the adapter to convert to be able to play full size USB drives

Yamaha - Battery cable - 66T-82105-J2-00 5.0L MerCruiser 100 & 300 Hour Service Kits And because the fitment is66T 82105 J2 00 BATTERY CABLE WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.