Questions tagged [motorcycle]

A self propelled two wheeled motor vehicle with an engine larger than 50cc's.

Filter by
Sorted by
Tagged with
1
vote
1answer
328 views

Milky Motorcycle Engine Oil

Good day, I recently replaced the engine oil and it was milky. Water mixed with the oil. Is there any sense in the following process? Drain all the milky oil. Fill the engine with WD-40. Spin the ...
1
vote
1answer
96 views

Busting spark plugs every hour

What is happening when a vehicle keeps busting a spark plug every time you put in a new one?
0
votes
2answers
82 views

Can spongy brakes lead to skidding?

I recently flushed my non-ABS motorcycle rear brake line with new fluid using a little hand vacuum pump, but accidentally initially let the brake fluid drop below the "low" marker on the master ...
0
votes
1answer
36 views

Honda SOHC spark but no ignition even with starter fluid

i'm restoring an Honda SOHC engine 250, i fixed the full electrical system and i can see the spark testing it near the engine. (Not sure if gap is correct of the new spark plug), there is compression ...
1
vote
0answers
55 views

right turn stall, starving for fuel?

I have a 1998 96" s&s with a super e carb - runs great straight up and leaning left turns but when I make a right hand turn it seems to starve for fuel and begins to stall. the turns are leaning, ...
1
vote
1answer
31 views

can I use a heavier oil in front forks

I have a 1982 Honda gl500 silverwing and last year I had the front fork seals replaced. They lasted about a month and the left one started leaking again. Now the local repair shops tell me that 1. ...
2
votes
0answers
162 views

Slipping clutch on my Yahama YZF600R 2002 34,000km

I just bought my Yamaha YZF600r about 2 months ago and at first I noticed first and sec were slipping and last night when I went for a ride I lost all power and had to pull over. Bike will start no ...
2
votes
1answer
281 views

2014 Ninja 300 idle/throttle issue

Back Story Recently my bike had an issue twice while riding that the throttle seemed like it was sticking. I'd be accelerating and when I let off the throttle, it would continue to accelerate. It ...
0
votes
1answer
388 views

How to set cam timing from scratch for Honda RFVC, DOHC, four stroke?

I'm doing a full engine rebuild on an Honda GB250 clubman, RFVC & DOHC four stroke. I would like to know how to set cam timing from scratch?
0
votes
2answers
71 views

Motorcycle chain maintenance

Seen few videos on you tube where they are using either kerosene or diesel as chain cleaner.It is safe on O rings?Also they are lubricating chain with gear oil of 90 grade. Will it serve the purpose?
2
votes
1answer
187 views

What wrench sizes are needed to maintain a Skyteam ST-50 monkey bike

I've made the nutty decision to ride a tiny motorcycle across a foreign country and I'm trying to get a tool kit together. The bike is a Honda Z-50 mini-trail knock off called a Skyteam ST-50 (aka ...
1
vote
3answers
339 views

What is wrong with my 1997 Honda CBR 600 F3? No signs of life

So obviously in the title I have a 1997 Honda CBR 600 F3. As of right now it is showing no signs of life. I just replaced the battery and tested it right before I wrote this. It reads 12.75 volts. ...
3
votes
1answer
126 views

Oil on front disc / rotor and tire

I have a 2009 Triumph Tiger 1050 that gets ridden very rarely. Took it out this morning and the front brakes felt very ineffective - looked at the wheel and it seemed like there was a bit of oil on ...
2
votes
0answers
46 views

Kawasaki EX400 2012 cold stalling

I got a efi motocycle that stalls when cold at stop lights. It only happens if 4-5k rpm was reached before pulling the clutch. When it doesn't stall I notice very low rpm. Cold starts are iffy. It ...
2
votes
2answers
121 views

Dark thing keeps flining off the motorcycle chain

I've lubed a chain on my motorcycle a few days ago, but there's a dark thing keeps flinging all over the swingarm. I'm wondering what it might be? If it's the chain lube flinging all over, then why it ...
1
vote
0answers
388 views

Can I use a DC ignition coil for my motorcycle without damaging anything?

Last night I followed this guide I found on the internet http://waynescyclegarage.mysite.com/custom.html showing you how to rewire a Honda SL engine so that it can run without a battery.. and I got it ...
1
vote
1answer
37 views

Aluminum parts on motorcycle oxidized after washing

I washed my used motorcycle the first time since I've bought it this summer, and soon after noticed that oxidation appeared on some aluminum parts. It's definitely wasn't there before and surely this ...
1
vote
1answer
1k views

Motorcycle, cylinder 3, not firing

Motorcycle - 1981 honda cb750c dohc 4 carbs keihin. Cylinder 3 is not firing, motorcycle starts up fine with 1,2 and 4 firing. Just cleaned carbs by hand, did not use ultrasonic cleaner. Spark plug ...
0
votes
1answer
80 views

Bike still stuttering? It's a 92 gsxr 1100 I rebuilt the engine and carbs! All done IAW manuals and OEM specs!

I need some help with this matter of the bike stuttering? New intake boots and seals! Very very clean carbs! Also all new seals! No leaks? I'm running filter pods and stage 3 jet kit with 4 into 1 ...
0
votes
1answer
167 views

Can I bypass solenoid clutch switch by grounding the pin directly with a wire to the chassis/frame?

My solenoid switch has 4 pin for an Honda motorbike. One of the primary pin to be energized for the solenoid to click is the clutch switch. My question is: can I connect the pin with a wire that i'm ...
3
votes
2answers
77 views

Motorcycle restoration steps

I have an inherited an old motorcycle. From what I can tell, an early 70's Yamaha 2 stroke. The gas has varnished, and the oil has been sitting for 40+ years. It has been sitting in a closed area, so ...
1
vote
1answer
42 views

rear brake performance motorcycle

Hi my bike has nissin brake calipers. The pads have 12,000 miles on and are still have plenty of life left in them (not down to the indicator yet). Now the rear brake always feels spongy, rubbish and ...
1
vote
1answer
52 views

Brakes on Honda XR125L make high pitched noise

I just replaced the brake pads on my front brakes of my motorcycle. The reason I did is because they made a squeeky noise. Not the typical brakepadmetal-on-metal-disk noise, but more similar to the ...
0
votes
1answer
56 views

1995 600r ninja boggs out during 4th -5th gear WOT between 8-10,000rpm

in 4th and 5th gear Wide Open Throttle the bike bogs out between 8-10 thousand rpm. I roll off the throttle...then slowly roll it back on to get through the flat spot. If i ring the gears out WOT it ...
0
votes
2answers
137 views

Will not using a new motorcycle damage it?

I bought a new motorcycle in may. I rode it home (30 km / 18 mi) and stopped it. I was planning to break in the engine in a couple of days but, unfortunately, due to some unforeseen health ...
1
vote
1answer
69 views

2006 Suzuki boulevard s40 carburetor lines

I don’t know where the hose goes, and I would like a diagram to follow. Then, my bike should start (hopefully). Thanks. I have no idea where they go. I didn’t start the work, I just have to finish it; ...
0
votes
1answer
114 views

Backfire on a 1996 CBR 900RR with new spark plugs

I have a 1996 CBR 900RR and have put new spark plugs in and now it backfires when I let off the throttle and the motor is winding down. It also does it when in neutral and seems to be revving high ...
0
votes
3answers
77 views

Should I replace the chain link if I overpressed the link's plate?

During riveting of the connecting link on a new motorcycle chain (DID525VX), I accidentally overpressed the link's plate by 1mm. I'm wondering if it's a big deal and I should replace it, or I can ...
3
votes
0answers
158 views

honda cg125 why won't any of my lights work when the pilot light is connected

i'm stumped and hope that one of you guru types can help. my boy smashed the headlight on his cg125 in a low speed spill. i've fitted a complete headlight unit but gremlins have attacked. every light, ...
1
vote
0answers
236 views

Aprilia Pegaso not starting

My Aprilia Pegaso 650 has suddendly decided, a few days ago, not start anymore. I'm trying to figure out the problem, but I'm short of a tech manual and tools, too, so I'm a little impaired here. The ...
2
votes
1answer
3k views

Does starting the engine with one of the spark plug wire disconnected damage the starter coil?

A friend of mine (he is not my friend anymore) decided to pull a practical prank on my new motorcycle. He pulled the wire of one of the spark plug (my bike has three of them in the cylinder) and let ...
0
votes
2answers
7k views

Wiring a 3 pin relay to power a dual horn from a stock switch (single-horn)

I am trying to implement a dual horn setup for my bike. The stock came with a single horn. I have with me a 3-pin relay(H-B-S) with me. I am connecting the positive from the battery to the B terminal, ...
2
votes
0answers
20 views

1980 yahama idleing issue

I have a 1980 xs1100 yahama , the carbs were rebuilt and synced , so air gas mixture is good to ! But it runs fine when idle is a little higher by twisting the throttle ....but if I stop at a light ...
0
votes
0answers
152 views

engine oil temperature sensor problems

I'm Getting a dtc for the eot sensor low voltage. According to the manual this happens when the voltage is less than 0.07v. The connector is plugged in properly. I have checked continuity between the ...
0
votes
1answer
38 views

Problem with electric start

I've got a TTR125LE that runs great but the electric start will only engage in neutral. I need some help and I don't want to do something about it unless I fully understand the situation because I ...
1
vote
0answers
244 views

Finding a Capacitor (Condenser) for an ignition coil

How would one go about calculating the necessary specs for a capacitor to be paired with an ignition coil?
0
votes
0answers
56 views

Ignition Coil Not Working With Points/Stator Current

I have an Ignition Coil connected to a points and the motors stator. I have tested both with leds and the power generated by kicking the motor over blew both, the stator produced a solid light and the ...
2
votes
1answer
168 views

Zero Motorcycle - Remove Battery for winter?

I consider buying myself an electric Motorcycle. I really like the model Zero S and also the DS version. My Question now is, since I read that cold temperature isnt that good for the Battery over a ...
1
vote
1answer
457 views

Motorcycle chain adjustment problem: slack changes by itself

I adjusted a drive chain on my motorcycle to a correct slack (20-30mm), tightened axle nut and locked adjuster bolts, checked the chain slack again - everything is correct, then I do a test ride, just ...
2
votes
0answers
646 views

Engine loses power at certain rpm once it gets hot

I have a Pulsar 220 which starts good but after riding few kms, engine starts getting too hot. Even the high temp and oil change sign starts blinking. There is no issue with engine oil. As I get it ...
1
vote
1answer
73 views

Is motorcycle ABS necessary for newbie riders riding in India? [closed]

ABS is now being installed and offered as an option on a few motorcycles in India. Most of them however, are only on the front-wheel. Rear wheels don't still have ABS, but apparently come with a wheel ...
2
votes
1answer
3k views

Testing a motorcycle ignition coil and spark plug

Here is an image for reference: I am attempting to test this ignition coil and spark plug. How do I go about connecting this to its corresponding 6v battery to get it to fire. As well I will be ...
1
vote
0answers
52 views

2000 Suzuki Intruder 1400 losing Prime

Bought the bike few weeks ago not running and here is where i am today. Bike will start on choke and ide all day. I get on it and give it gas it will die. Only way it will start back up is if i take ...
1
vote
1answer
85 views

2009 Suzuki LS650 Battery Problem/Question

I bought a new battery that had the same amp and voltage as my current battery that I was going to replace. I double checked via the website, and they confirmed it would fit my motorcycle. (Moto ...
1
vote
0answers
92 views

2005 Suzuki gsxr 750

I just bought a 05 gsxr750 it has 6k miles on it. I recently did a fresh oil change new air filter new spark plugs and tightened up the chain and lubed. I have had no problems running it until last ...
2
votes
1answer
75 views

Suddenly milage dropped and engine started working differently

I have suzuki access 125. Cc:125 Body Type: scooter Engine Type: single cylinder 4 stroke(SOCH) Fuel system: carburetor (ucal cv)(vm18-258 * i don't know what it means but found on ucal website) Fuel ...
0
votes
0answers
28 views

2004 suzuki sv650s alarm connector

I've recently removed a datatool system 3 alarm and traced all the wires back. From looking at the Haynes book i appear to be missing 'Alarm connector' Can anyone explain what this is and what it ...
2
votes
1answer
58 views

Charging a motorcycle battery with no exposed leads

I am trying to charge this battery with this charger: However The connectors are as such: The battery is 6V, 4Ah The charger operates at 6v, 1A Without an obvious way to connect these im a bit ...
3
votes
1answer
17k views

Is it safe to use JASO MA2 motorcycle oil if owner's manual recommends JASO MA?

All motorcycle oils available in my area are labeled with JASO MA2, but my motorcycle's manual recommends JASO MA. Is it safe to use JASO MA2 on JASO MA recommended motorcycle?
2
votes
2answers
2k views

Why Engine oil Leak at bottom of Hero Passion Plus Bike engine?

(Initially i didn't know about the oil limit in passion plus) I accidentally filled 2 Litre engine oil in my Hero Passion Plus Motorcycle, which is more than specified limit (1 Litre). With that ...