Quote:
Originally Posted by humfrz
One purpose of a flywheel is to smooth out the engine pulses. The lighter the flywheel the rougher the engine feels, especially at lower speeds. Usually, engines with fewer cylinders need larger (heavier) flywheels.
Check the flywheel on the side of this two banger pow-pow JD tractor ...... 
OK, I'm done ............ 
humfrz |
Yea those are a bitch to cold start and that’s probably 75-100# flywheel. My model A had at least 80# I used that for antique tractor pulls. The b had probably 30-40# omg what a diff it made nothing runs like a JD
