2009 Yz250F Valve Clearance Specs

2009 Yz250F Valve Clearance Specs. The hot start issue was due to it running too rich at idle. In the manual, it will say a range of what size feeler gauge should fit for intake, and for exhaust (the exhaust valves face the head pipe/front of the bike, the intake valves face the carb/back of the bike).

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I found one tight valve during inspection, and the hot start problem did not go away. Yz250f(y) motorcycle pdf manual download. Engine displacement to weight (cc) 1.22:

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Dry weight (lbs/kg) 204 / 92.5: This yz250f was experiencing hard to start when hot.

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Fuel capacity (gal/l) 1.8 / 6.8: The yamaha yz250f model is a cross / motocross bike manufactured by yamaha.

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(3) slide feeler gauges between the cam rockers/lobes and the valve caps/buckets on the 3 intake valves and the 2 exhaust valves. Wet weight (lbs/kg) 226 / 102.5:

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The hot start issue was due to it running too rich at idle. Ground clearance (in/mm) 14.6 / 370.8:

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The engine produces a maximum peak output power of and a maximum torque of. The yamaha yz250f model is a cross / motocross bike manufactured by yamaha.

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Engine displacement to weight (cc) 1.22: Wheelbase (in/mm) 57.8 / 1468.1:

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Height (in/mm) 51.2 / 1300.5: Engine displacement to weight (cc) 1.22:

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Intake was less than.002 in (.002 wouldnt fit in there), so its either touching or its.001in. Fuel capacity (gal/l) 1.8 / 6.8:

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The yamaha yz250f model is a cross / motocross bike manufactured by yamaha. View and download yamaha yz250f(y) owners service manual online.

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Width (in/mm) 32.5 / 825.5: The yamaha yz250f model is a cross / motocross bike manufactured by yamaha.

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Dry weight (lbs/kg) 204 / 92.5: Wet weight (lbs/kg) 226 / 102.5:

2002 yz250f hard to turn over/wont start WR/YZ 250FSource: www.thumpertalk.com

In this video i show you how to check and correct your valve clearances using a yamaha yz250f as an example.video produced by bluspark productions_____. The yz250f should have 0.13mm clearance on the intakes and 0.20mm on the exhaust side.

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Fuel capacity (gal/l) 1.8 / 6.8: I found one tight valve during inspection, and the hot start problem did not go away.

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Ground clearance (in/mm) 14.6 / 370.8: While checking the valve clearance for the intake for all three i got a (.004in) an the exhaust i got (.005in).for both with all these numbers i keep getting confused cause this manual says the limit so im guessin you dont want it to be any smaller than that an where mine is so close to the limit i didnt know if i should just reshim the valves to put it towards the middle of.

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Dry weight (lbs/kg) 204 / 92.5: Wet weight (lbs/kg) 226 / 102.5:

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Intake was less than.002 in (.002 wouldnt fit in there), so its either touching or its.001in. The engine produces a maximum peak output power of and a maximum torque of.

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0.15 ~ 0.20 mm (0.0059 ~ 0.0079 inches) if you need help adjusting your valves you can see. Fuel capacity (gal/l) 1.8 / 6.8:

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Ground clearance 14.8 in or 376 mm weight 225 lbs or 102 kg fuel capacity 1.7 gallons or 6.4 l Msrp depends on country, taxes, accessories, etc.

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The engine produces a maximum peak output power of and a maximum torque of. The yz250f should have 0.13mm clearance on the intakes and 0.20mm on the exhaust side.

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All five valves still had perfect clearance, so we felt confident assembling the engine without doing. Ground clearance (in/mm) 14.6 / 370.8:

Fuel Capacity (Gal/L) 1.8 / 6.8:

0.10 ~ 0.15 mm (0.0039 ~ 0.0059 inches) exhaust: Width (in/mm) 32.5 / 825.5: This yz250f was experiencing hard to start when hot.

Wheelbase (In/Mm) 57.8 / 1468.1:

Engine displacement to weight (cc) 1.1: Height (in/mm) 51.2 / 1300.5: Width (in/mm) 32.5 / 825.5:

Height (In/Mm) 51.2 / 1300.5:

The yamaha yz250f model is a cross / motocross bike manufactured by yamaha. Wheelbase (in/mm) 57.8 / 1468.1: (3) slide feeler gauges between the cam rockers/lobes and the valve caps/buckets on the 3 intake valves and the 2 exhaust valves.

While Checking The Valve Clearance For The Intake For All Three I Got A (.004In) An The Exhaust I Got (.005In).For Both With All These Numbers I Keep Getting Confused Cause This Manual Says The Limit So Im Guessin You Dont Want It To Be Any Smaller Than That An Where Mine Is So Close To The Limit I Didnt Know If I Should Just Reshim The Valves To Put It Towards The Middle Of.

0.20 ~ 0.25 mm (0.0079 ~ 0.0098 in.) I checked my valve clearances. Ground clearance 14.8 in or 376 mm weight 225 lbs or 102 kg fuel capacity 1.7 gallons or 6.4 l

One Reason Why This May Be Happening Is If The Valve Clearance Is Out Of Spec And Too Tight.

Details required for your bike. The hot start issue was due to it running too rich at idle. 3.0 check out the detailed rating of off.