According to the owner's manual the battery requirement for the F70 4stroke is:
Minimum cold cranking amps (CCA/SAE): 380.0
A Minimum marine cranking amps (MCA/ABYC): 502.0
A Minimum reserve capacity (RC/SAE): 124 minutes
I don't know what the reserve capacity figure means.
If not using oil injection, the 115 hp Yamaha outboard will require a 50:1 ratio.
optima red top very good battery for starting but pricey
A 40 hp Yamaha outboard motor typically requires a 12-volt battery, commonly in the range of 100-200 CCA (cold cranking amps) for reliable starting and performance. A Group 24 or Group 27 battery size is often recommended, depending on the specific model and usage. Always refer to the owner's manual for exact specifications and recommendations.
The dry weight of an 85hp Yamaha outboard is 245lbs.
The magneto point gap on a 2hp Yamaha outboard is 0.35mm, or 0.014".
how to set a trim tab on a 90 hp yamaha outboard
You can find information about Yamaha Outboard Motors online at the official website of Yamaha Outboards, Yamaha Motor Canada, Yamaha Motor Europe and Wikipedia.
There are several possible reasons why your Yamaha outboard may not start, including issues with the fuel system, spark plugs, battery, or ignition system. It is recommended to check these components and consult a professional mechanic if needed for further diagnosis and repair.
There are quite a few websites where one can purchase Yamaha outboards. They include Yamaha Outboards Online, Yamaha Outboards, Yamaha Outboard Motor Part, and Eric's Outboard.
The dry weight of a 1991 model, 130 hp Yamaha outboard is 357lbs.
how do you adjust timing on a 50 hp 1985 Yamaha outboard motor
There are several possible reasons why a Yamaha outboard motor may not start, including issues with the fuel system, spark plugs, battery, or ignition system. It is recommended to check these components and consult a professional mechanic if needed to diagnose and fix the problem.