Motorcycles - Page 8 - Popular Questions, Answers, Tips & Manuals

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Torque spec for front drive sprocket 2017r1

The torque specification for the front drive sprocket on a 2017 Yamaha YZF-R1 (R1) motorcycle is typically around 90 Nm (66.4 lb-ft). However, it's crucial to consult the service manual for your specific model and follow manufacturer-recommended torque values to ensure proper installation.
11/4/2023 11:32:53 PM • SPEC Motorcycles • 33 views • 0 helpful votes
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2018 Hyosung GT125R. My mates Hyosung won't start. Any idea's why?

Question edited for clarity and toss in some CAPS. Charge the battery up whilst it is still in the bike. If the voltage is lower than 11 volts or so with the engine being drained by the starter, there is not enough power to operate the fuel injection. The battery needs to be 12.4 to 13.2 volts. https://www.google.com/search?q=2018+Hyosung+GT125R+crank+won%27t+start ..
11/4/2023 7:20:37 PM • Hyosung... • 33 views • 0 helpful votes
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I need the diagram for a carburetor on a 49cc pit dirt bike please.

Question edited for bad spelling or 'carburetor'. No make of model? It makes it all guesswork, but there is help here. https://www.google.com/search?q=49cc+pit+dirt+bike+carburetor+hose+diagram ..
11/10/2023 10:29:40 PM • Pit Motorcycles • 29 views • 0 helpful votes
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Yes I have a k1200lt 1999 will to much oil in it make the clutch slip

The gearbox is a 5-speed unit and the clutch is a very European single-plate dry-clutch and hydraulically actuated. Any oil on the plates or incorrect adjustment/worn plates will cause slipping.
7/13/2023 6:33:04 AM • Motorcycles • 622 views • 1 helpful votes
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On my o6 roadstar 1700. The oil is getting sucked into the carb and smokes terribly. Not for real long though. It runs all the oil out real quick. Anyone have any ideas?

I hope I can help you brother. Crankcases have a breather tube and it expels exhaust gasses, those gases press themselves in between cylinder and piston. It makes the oil black and acid response on coal is not good for engine parts. The breather tube is mostly connected to the low pressure chamber below the air filter. Typically that is close to the air intake for the carburetor. Remove the air filter and its base plate and clean the compartment careful with dust free rags. I don't know of any technical details for this cruiser but there can be valves on front of the carb, small membranes that open on revelations and the known gas slides. Those must not be effected by sticky substances. Oil is not sticky but the intended functioning leaves a residue. You need in any case, to check the oil level. Also the condition of the oil, so you made sure there is no gray foam from water contamination. Droplets on the dipstick, or on the inspection window glass, indicate fuel in the oil. When the oil level is between Min and Max or low and it turns out to be pure, then I suspect you have a leaking piston ring or even a damaged piston side wall. I would not ride the bike far before you know certain. You also wouldn't want a sudden stop.The compression blows in hard and unnoticed, the slow sucking breather tube is then turned into a hose. After each ride the access spill can flow down the carb. Compression can be tested in a shop but turning the engine over without spark, may provide audible evidence when the compression is really low in one cylinder. I ones had an unnoticed broken piston ring, on a moped and that damaged the piston. Best of luck
10/23/2023 8:03:50 AM • Motorcycles • 40 views • 1 helpful votes
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My hyosung gv650 starter kicks over when I connect the battery with the ignition is of

Check the actual switch on the handle bar. These can sometimes fail and stick in the on or off position. This could also be a faulty solenoid between the battery and the starter motor. Try this. Find the Solenoid. It's usually a small, black, round barrel shaped block. It will have two small and two large cables attached to the top of it. Disconnect one of the Small wires and reconnect the battery. If it kicks over it is most likely the solenoid. Disconnect the battery. Refit the Small wire then reconnect the battery. If the engine kicks over it could be the actual starter button.
11/8/2023 12:17:30 AM • Hyosung... • 29 views • 0 helpful votes
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2014 Hyosung GV 250 Aquila motorcycle. Once warmed up the idle fluctuates revving from 1 to 2,000 every one or two seconds. As warming up it purrs no problem once warm it starts okay.

Question edited for clarity. Question moved from Cars and Trucks category. It is called surging and is normally caused by air leaks on the inlet manifold. https://www.google.com/search?q=2014+hyosung+gv250+surging ..
10/13/2023 8:48:15 PM • 2014 Hyosung GV... • 45 views • 0 helpful votes
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1987 Honda Interceptor 700 (VF700) wiring diagram, Japan model.

Service Manuals

SHOP MANUAL - vF70/0,FtvF750F

V4MuscleBike.com http://v4musclebike.com > VF700F VF750F 83... NOTE: Gives helpful information. Detailed descriptions of standard workshop procedures, safety principles and service operations are not. 309 pages

61MK801 1986-1987 Honda VFR700 750 Motorcycle ...

Amazon https://www.amazon.com > 61MK801-1986-1987-VF... This Official 1986-1987 Honda VFR700 750 Factory Service Manual is a reproduction of the original service manual, printed by Honda. US$68.28

Honda VFR750 F RC24 Service Manual ENG

Simon Fraser University http://www.sfu.ca > ~geoffreb > Honda_VFR750_... Detailed descriptions of standard workshop procedures, safety principles and service operations are not included. It is impor tant to note that this manual ... 577 pages ..
9/20/2023 5:03:50 AM • Honda Honda... • 77 views • 0 helpful votes
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2005 Honda CRF250X - Dirt Bike. Torque specifications for crankcase bolts on 2005 crf 250x

Question edited for clarity. Question moved to model category.

Torque Specifications - Honda CRF250X Owner's Manual ...

ManualsLib https://www.manualslib.com > manual > Honda-Crf250x Honda CRF250X Manual Online: Torque Specifications. ENGINE Torque Item N•m kgf•m 1 Cylinder head cover bolts 10 1.0 2 Exhaust pipe joint nuts 21 2.1 3 10 ...

Crankcase Torque Spec.?? - CRF250R & RX

ThumperTalk https://www.thumpertalk.com > forums > topic > 8357... Nov 5, 2010 - 12nm, 9ft lbs or 108"lbs. Don't use loctite on the case bolts. Use some blue loctite on the kick start bolt, that usually the one that comes ... torque specs please service manual guys - CRF250X Oct 28, 2009 Clutch cover and Crank cover Bolts/torque? - ThumperTalk May 17, 2006 Bolt torque specs - CRF250R & RX - ThumperTalk Aug 10, 2007 bottom end torque specs - CRF250R & RX - ThumperTalk May 20, 2009 More results from www.thumpertalk.com

Left side cover torque specs 2005 crf 250

CRF's Only https://crfsonly.com > forum > viewtopic Feb 25, 2012 - Hey fellow red riders I'm having to change my left side cover and can't find the torque specs for the left side cover bolts and if the ... Torque Spex - CRF's Only Forums Jun 21, 2007 CRANKCASE BOLTS TORQUE - CRF's Only Forums Apr 18, 2017 Torque Specs 2006 CRF250x ? - CRF's Only Forums Jul 1, 2009 Washers and Bolt Torque - CRF's Only Forums Apr 9, 2017 More results from crfsonly.com

HONDA CRF250X

Honda http://owners.honda.com > 2005 > 2005_crf250x side cover bolt (8). 6. Install the collar (7) and seat bolt (9) tighten the bolt to the specified torque: 20 lbf·ft (26 N·m, 2.7 kgf·m). Servicing Your Honda. 180 pages ..
10/16/2023 10:37:44 PM • 2005 Honda CRF... • 41 views • 0 helpful votes
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What year was the mobility scooter manufactured? Kymco Agility

The manual is dated October 2014. Use 2015 as your date. Or ask them direct based on the serial number.

KYMCO Agility User Manual https://www.manualslib.com/manual/972938/Kymco-Agility.html#manual

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Kymco Mobility Scooters Agility

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7/7/2023 9:25:01 PM • Kymco... • 563 views • 1 helpful votes
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2002 Harley Davidson FXSTD/I Softail Deuce. It just stops running for seconds at a time at speed. Won't idle either in this mode. I'll be going 50-70 mph, and it'll just cut out. Any thoughts?

Question edited for clarity. Question moved form Cars and Trucks to model category. That is a difficult one to diagnose. Coils either work, or they don't work, so I reckon unlikely to be a coil. The most likely reason is a chaffed wire shorting to ground, a work hardened wire inside insulation losing contact, or a bad / loose connection in a connection plug. The problem in Harleys is vibration. You can break connectors, check them for grip and continuity and spray them with electrical switch cleaner. Finding breaks in wire is no so easy, you have to use a test meter and jiggle them. https://www.google.com/search?q=2002+harley+davidson+fxstdi+softail+deuce+cuts+out+while+driving ....
8/8/2023 9:32:27 PM • Harley Davidson... • 225 views • 1 helpful votes
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2007 Yamaha Road Star 1700cc. How many turns out on air/fuel mixture screw from 0 on it please?

Question edited for clarity. Question moved to model category. About 2 to 2 1/2 turns out from GENTLY seated. Don't forget this is only idle and low speed air / fuel mixture. 2007 Yamaha Road Star 1700cc https://www.google.com/search?q=2007+Yamaha+Road+Star+1700cc+How+many+turn+out+on+air%2Ffuel+mixture+screw ..
10/25/2023 2:21:41 AM • 2007 Yamaha Road... • 33 views • 0 helpful votes
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Q1: Does the 2016 EFI twin 320cc PagSta utilize a Fuel Pressure Regulator, or other to balance fuel pressure to fuel flow rates? If other, how?

The 2016 EFI PagSta twin 320cc does not utilize a fuel pressure regulator. Instead, it employs a sophisticated fuel system with an electronically-controlled fuel injector to ensure an optimal fuel-air mixture at all speeds and conditions.
10/6/2023 1:58:05 AM • Pagsta... • 48 views • 0 helpful votes
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2003 katana 750 f butteryflys work on carb , what makes the the slide with diaphram open

The carburetor slide diaphragm is responsible for opening the carburetor slide when the throttle is opened. The diaphragm is made of rubber and is located on top of the carburetor slide. When the throttle is opened, the vacuum created by the engine pulls on the diaphragm, which in turn lifts the slide and allows more air and fuel to enter the engine . If you're having issues with your carburetor slide diaphragm, it could be due to a number of reasons such as wear and tear, damage, or improper installation. You may need to replace it or have it inspected by a professional mechanic. Carburetor diaphragm repair that works ' Kawasaki Motorcycle Forums
10/28/2023 3:54:36 PM • Motorcycles • 29 views • 1 helpful votes
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I need suggestions on a taller motorcycle windshield

Made to measure, custom plastic windscreens https://www.google.com/search?q=motorcycle+windshield+mde+to+measure ..
10/16/2023 5:19:43 PM • Ridley... • 36 views • 0 helpful votes
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2005 Suzuki 250 refuse to start even after replacing kickster and battery.

f your 2005 Suzuki 250 is refusing to start even after replacing the kickstarter and battery, there could be several other potential issues to consider. Here are some troubleshooting steps to help you diagnose and resolve the problem:
  1. Check the Fuel: Ensure that your motorcycle has an adequate supply of fuel in the tank. Sometimes, an empty tank or a clogged fuel filter can prevent the engine from starting.
  2. Inspect the Spark Plug: A fouled or damaged spark plug can hinder ignition. Remove the spark plug, inspect it for fouling, and replace it if necessary. Also, check the spark plug wire for any damage or loose connections.
  3. Examine the Air Filter: A dirty or clogged air filter can restrict airflow and affect engine performance. Inspect the air filter, and if it's dirty, clean or replace it.
  4. Verify the Ignition System: Ensure that the ignition system is functioning correctly. Check for spark by removing the spark plug, grounding it against the engine, and cranking the engine while observing for a spark. If there's no spark, the ignition system may need attention.
  5. Inspect the Carburetor: A malfunctioning carburetor can cause starting issues. Check for clogs, blockages, or a stuck float valve. Cleaning or rebuilding the carburetor may be necessary.
  6. Verify the Fuel System: Ensure that fuel is reaching the carburetor. Check for fuel flow by disconnecting the fuel line at the carburetor and cranking the engine briefly. Fuel should flow from the line.
  7. Compression Test: Low compression can also prevent the engine from starting. Perform a compression test to check the engine's compression levels. If compression is low, it may indicate internal engine problems that require professional attention.
  8. Electrical Connections: Ensure that all electrical connections are secure, including those to the starter motor and solenoid. Loose or corroded connections can prevent the starter from engaging.
  9. Safety Switches: Some motorcycles have safety switches like a kickstand switch or a clutch lever switch. Ensure that these switches are not preventing the bike from starting when they shouldn't be.
  10. Professional Inspection: If you've checked all of the above and still can't identify the issue, it may be best to have a qualified motorcycle mechanic or technician inspect your bike. They have the expertise and tools to diagnose and fix more complex problems.
10/1/2023 8:53:28 AM • Suzuki... • 49 views • 0 helpful votes
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Honda CG 125. Motorcycle electrical issue?

Question edited for clarity. Question moved from Honda Cars to make model category. Remove the headlight unit and check the wiring connections inside.

CGL125-Service-Manual.pdf

KJAER & KJAER https://kjaer.com > wp-content > uploads > 2019/06 This manual describes the service procedures for the CGL125 1/2/3/4/5/6 WH-A ... Should be serviced by an authorized Honda dealer, unless the owner has proper ... 351 pages

Free repair manual for Honda CG125 76 91 Service Manual .pdf

carlsalter.com https://www.carlsalter.com > download Workshop Service Manual for a Honda CG125 76 91 Service Manual .pdf, free download from carlsalter.com.

HARTFORD CG-125 SERVICE MANUAL Pdf Download

ManualsLib https://www.manualslib.com > ... > Engine > CG-125 View and Download HARTFORD CG-125 service manual online. HARTFORD Service manual part engine. CG-125 engine pdf manual download. Also for: Cg-150.

Service manual part engine For CG-125/150

jimcontent.com https://scf99fe700a0cb239.jimcontent.com > Ha... For CG-125/150. Issued date:April 1999. HARTFORD. INDUSTRIAL CO.,LTD. https://www.motorcycle-manual.com/. Page 2. Service manual part Engine for CG-125/150. 70 pages

Honda Cg125 Owners manual

MotoPartsPakistan https://www.motopartspakistan.com > honda-cg125-se... this service manual contains all the necessary information regarding Honda CG125 maintenance and repair. Note: all credit goes to the author and publisher ...

Honda CG125 Service and Repair Manual

Amazon.ca https://www.amazon.ca > Honda-Cg125-76-Jeremy-C... Honda CG125 Service and Repair Manual. 4.3 4.3 out of 5 stars 72 Reviews. Part of: Haynes Service & Repair Manual (60 books). Honda CG125 Service and Repair . ..
9/30/2023 11:05:51 AM • Honda CG 125... • 47 views • 0 helpful votes
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What do both the fuel and air screw do on VM26 carbs?

The mixture srew sets the idle smoothness; too weak and it will misfire/hunt, too rich and it will sound like the choke is on. The main jet screw sets the tickover or idle speed.
9/23/2023 3:36:52 PM • Motorcycles • 55 views • 0 helpful votes
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2008 Suzuki GSX-R 750. How do I clear a C42 trouble code on a 2008 gsxr 750 after replacing ignition please?

Question edited for clarity. Question moved to model category. A C42 is an error in the ignition system that uses a 100 Ohm resistor to prevent hot wiring the bike. The usual problem is a connection to the ignition switch gets loosened or broken so the resistance value is greater than 100 Ohms.

C42 Error Code: Exhausted Many Options - StromTrooper

.. Lots more here. It is a known issue https://www.google.com/search?q=2008+Suzuki+GSX-R+750+C42+code ..
9/3/2023 6:37:33 PM • Suzuki GSX-R 750... • 89 views • 0 helpful votes
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