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  1. What does a flywheel do and what is it connected to?

    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 …

  2. Has Anyone Ever Seen a Bad Flywheel Cause No Spark?

    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 …

  3. If my starter is spinning but not engaging flywheel, what is the …

    May 30, 2017 · The solenoid pushes a little gadget that engages with the flywheel / flex plate, so that when the starter spins, it turns the motor. If you just hear a whirring sound like the starter …

  4. What are the benefits of a lightweight flywheel and why aren't …

    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, …

  5. How does a clutch work? - Motor Vehicle Maintenance & Repair …

    Jul 18, 2015 · I understand how a clutch can separate the flywheel from the clutch disk so that power is disconnected from the engine. When that happens, does the input shaft (along with …

  6. engine - What are the differences between a dual mass flywheel …

    Sep 28, 2016 · 14 Recently in chat, a discussion arose about a dual mass flywheel. I am blissfully ignorant regarding how a dual mass flywheel actually functions and what the delta is between …

  7. Flywheel removal made easy - Arborist, Chainsaw & Tree Work …

    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; …

  8. stihl 064 with 066 flywheel coil | Arborist, Chainsaw & Tree Work …

    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 …

  9. Tightening flywheel nut on Stihl ms170 - arboristsite.com

    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 …

  10. 064 / 066 / MS660 18 flywheels, 7 coils | Arborist, Chainsaw & Tree ...

    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 …