Arctic Cat 2010 366 User Manual (English)

Questions and Answers:

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Xavier WhiteAug 19, 2025
Why is my Arctic Cat Offroad Vehicle engine hard to start or not starting (No spark)?
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  daniel79Aug 19, 2025
  If your Arctic Cat Offroad Vehicle engine won't start and there's no spark, it could be due to several reasons: * The spark plug may be fouled and needs cleaning or replacement. * The spark plug may be wet and needs cleaning and drying. * The magneto could be defective and require replacement. * The CDI unit might be defective, necessitating its replacement. * The ignition coil could be defective and need replacing. * The high-tension lead might be open or shorted, requiring its replacement.
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damon12Aug 21, 2025
What to do if my Arctic Cat Offroad Vehicle engine will not start or is hard to start (Compression too low)?
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  Jason RoblesAug 21, 2025
  If your Arctic Cat Offroad Vehicle engine is hard to start or won't start due to low compression, possible causes and solutions include: * Valve clearance out of adjustment: Adjust the clearance. * Valve guides worn: Replace the cylinder head. * Valves mistimed: Adjust the valve timing. * Piston rings worn excessively: Replace the rings. * Cylinder bore worn: Replace or rebore the cylinder. * Spark plug seating poorly: Tighten the plug. * Starter motor cranks too slowly or does not turn: Check or replace the starter motor.
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Courtney IrwinAug 23, 2025
Why does my Arctic Cat Offroad Vehicle engine stall easily?
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  Lori PatelAug 25, 2025
  Your Arctic Cat Offroad Vehicle engine might stall easily due to: * A fouled spark plug, which needs to be cleaned. * A defective magneto, requiring replacement. * A defective CDI unit, requiring replacement. * Obstructed carburetor jets, which need cleaning. * Valve clearance being out of adjustment, requiring adjustment.
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Zachary PierceAug 26, 2025
What to do if my Arctic Cat Offroad Vehicle engine will not start or is hard to start (No fuel reaching the carburetor/fuel injector)?
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  Alexis ShermanAug 26, 2025
  If your Arctic Cat Offroad Vehicle engine isn't starting because fuel isn't reaching the carburetor or fuel injector, check the following: * The gas tank vent hose might be obstructed; clean the vent hose. * The carburetor float valve could be defective; replace the valve. * The fuel hose might be obstructed; clean or replace the hose. * The fuel screens could be obstructed; clean or replace the inlet screen and valve screen. * The fuel pump could be defective; replace the fuel pump.
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Carl SimmonsAug 28, 2025
Why is the exhaust smoke dirty or heavy on my Arctic Cat Offroad Vehicle?
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  Cynthia SteeleAug 28, 2025
  Dirty or heavy exhaust smoke from your Arctic Cat Offroad Vehicle can be caused by: * Overfilled or contaminated engine oil: Drain excess oil or replace the oil. * Worn piston rings or cylinder: Replace or service the rings or cylinder. * Worn valve guides: Replace the cylinder head. * Scored or scuffed cylinder wall: Replace or service the cylinder. * Worn valve stems: Replace the valves. * Defective stem seals: Replace the seals.
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Angela SilvaAug 30, 2025
Why does my Arctic Cat Offroad Vehicle engine run poorly at high speed?
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  Seth Wise IIIAug 30, 2025
  If your Arctic Cat Offroad Vehicle engine runs poorly at high speed, consider these potential causes: * High RPM "cut out" against RPM limiter: Shift into higher gear or decrease speed. * Weak valve springs: Replace the springs. * Valve timing out of adjustment: Adjust the timing. * Worn cams, rocker arms, or tappets: Replace the cams, arms, or tappets. * Spark plug gap too narrow: Adjust the gap. * Defective ignition coil: Replace the ignition oil. * Float level too low: Adjust float height. * Obstructed air cleaner element: Clean the element. * Obstructed fuel hose: Clean or replace the hose. * Defective fuel pump: Replace the fuel pump.
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susan96Sep 1, 2025
How to fix excessive valve chatter in my Arctic Cat Offroad Vehicle engine?
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  Stephen ShahSep 2, 2025
  Excessive valve chatter in your Arctic Cat Offroad Vehicle engine could be due to: * Valve clearance being too large: Adjust the clearance. * Weak or broken valve spring(s): Replace the spring(s). * Worn rocker arm or rocker arm shaft: Replace the arm or shaft. * Worn camshaft: Replace the camshaft. * Worn valve tappets: Replace the tappets.
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Marisa RamirezSep 4, 2025
What causes noise from the crankshaft in my Arctic Cat Offroad Vehicle engine?
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  Kelsey HessSep 4, 2025
  If the noise in your Arctic Cat Offroad Vehicle engine seems to come from the crankshaft, it could be due to: * A worn or burned bearing: Replace the bearing. * A worn or burned lower rod-end bearing: Replace the crankshaft. * Connecting rod side clearance being too large: Replace the crankshaft.
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Benjamin FloresSep 6, 2025
What causes a noisy timing chain in my Arctic Cat Offroad Vehicle engine?
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  Gregory MatthewsSep 6, 2025
  If the noise in your Arctic Cat Offroad Vehicle engine seems to come from the timing chain, consider these possibilities: * The chain is stretched: Replace the chain. * The sprockets are worn: Replace the sprockets. * The tension adjuster is malfunctioning: Repair or replace the adjuster.
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francojennaSep 9, 2025
What causes noise from the transmission in my Arctic Cat Offroad Vehicle engine?
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  smithjasmineSep 9, 2025
  If the noise in your Arctic Cat Offroad Vehicle engine seems to originate from the transmission, it could be due to: * Gears worn or rubbing: Replace the gears. * Splines worn: Replace the shaft(s). * Primary gears worn or rubbing: Replace the gears. * Bearings worn: Replace the bearings. * Bushing worn: Replace the bushing.