Jan 12, 2016 · A flywheel serves four main purposes (in most vehicles): It provides mass for rotational inertia to keep the engine in motion It is specifically weighted to provide balance for the crankshaft It …

Apr 20, 2016 · This previous question explains what a flywheel does and why it is needed. That explanation means that the flywheel needs a certain amount of mass to do its job. However, an …

Nov 3, 2014 · The darn thing has no spark. I figured a bad coil, but much to my surprise, if I swapped a different flywheel in, the saw had spark. The flywheel has a broken fin that did some damage to the …

Apr 15, 2025 · 066 after # X 33 917 066 all of the following - larger big end bearing, longer crankshaft with different ignition taper and larger threads, new crankcase, lightweight poly flywheel 1122-400 …

Mar 1, 2018 · Rotate the flywheel and remove the business card. Give the flywheel at least one full rotation to make sure there is no contact with the coil and you have a slight visible gap when the …

Dec 10, 2020 · Flywheel nuts are most commonly left hand thread. Lets say a saw did have a right hand thread nut ,then the same scenario would be true, as soon as that flywheel even slightly loosens the …

Nov 26, 2007 · The flywheel in the pic looks like the "new" stihl type. 341/361? The correct tool uses the two threaded holes either side of the flywheel nut. Part number 5910 890 4504 for; …

Jun 25, 2015 · QUESTION - I have a flywheel 1203/1204 with a single keyway, when I line up the magnets with a dual keyway 1203 flywheel the single keyway lines up with the 1:00 keyway rather …

Jan 24, 2024 · Working on a neighbors Stihl MS462C that got hit by a piece of equipment and suffered some damage. Think the cracks in the far edges of the crankcase are not bad enough to replace the …

Jan 12, 2018 · Leave a flywheel nut loose 2-3 turns on the crank because you will expand the end of the crank or ruin the threads without such. Use gentle heat while the flywheel puller has good pressure, …