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

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7
votes
2answers
651 views

Motorbike rear wheel hub reassembly

I want to get a new tire fitted on my 2003 Suzuki DR650 and removed the rear wheel. Following the manual I took the chain guard off, removed the axle, made the wheel free of chain and brake caliper ...
3
votes
1answer
63 views

How to Properly Reinstall Rotor and Stator on Suzuki DL1000

Background I am attempting to reinstall a new Rotor and Stator onto my DL1000. I uninstalled the old parts over a year ago and haven't gotten around to the rebuild until this summer. I have some ...
15
votes
4answers
75k views

Symptoms of Lean or Rich carb settings on a motorcycle

I have a 1981 Yamaha XS650. I recently put in K&N stock replacement filter (ie, they are in the airbox and conform to the size of the original), however they may be leading to a leaner mixture ...
3
votes
1answer
97 views

my motorcycle take more time to accelerate

I have a Honda CBF125 Stunner. Sometimes when I increases the throttle the bike cannot attain the real speed that matches the RPM and the engine sound changes. The bike takes more time to attain ...
11
votes
8answers
1k views

How to Remove Stripped Hex Bolts

While trying to remove a rotor from my Suzuki DL 1000 , I'm finding that some of the hex bolts are stripped. Attempting to use SpeedOut does not appear to be producing the desired result. Any tips ...
3
votes
2answers
96 views

Should I remove the rings when cleaning a piston?

I want to clean my piston in a small ultrasonic cleaner (with distilled water). Do I need to remove the piston rings to do so, or can I leave them on and make sure it dries completely? If I replace ...
3
votes
1answer
49 views

Cheap diagnosis/repair of damaged fairing

There are already a number of answers regarding ways to fix small scratches in bodywork, but I'm not sure of the exact "nature" of the damage to the fairing of my motorbike: It's not my bike, though I ...
0
votes
0answers
24 views

my motorcycle lack speed while increasing throttle [duplicate]

I have a Honda CBF125 Stunner. Sometimes when I increases the throttle the bike cannot attain the real speed that matches the RPM and the engine sound changes. What may be the problem ?
2
votes
1answer
37 views

BMW R1200GS LC Warm Up

How long should I warm up the engine before starting casually riding it in the city for keeping the engine as healthy as possible? Not at all, 30sec, 5 min or longer? And how long NOT to warm up ...
1
vote
1answer
44 views

dirt bike low rpm lugging

I have a 84 Honda XL350R. I know redlining a dirt bike is not good, but what about lugging in a high gear? When I say lugging I mean lugging.(no throttle whatsoever, can say the 4 stroke cycle suck,...
5
votes
2answers
121 views

Increasing rear sprocket size for torque gains, will a dyno tune be required?

In order to get some mid range and torque gains, I've decided to replace my rear sprocket with a bigger one. I asked a friend of mine (experienced motorcyclist, been riding for decades) and he said I ...
6
votes
2answers
496 views

Can I avoid buying a ridiculously expensive replacement starter motor?

My situation can be described with a photo: That's my starter motor, which doesn't appear to be in a healthy condition. What I would like to know is, can I avoid spending over $500 on a new one in ...
5
votes
2answers
107 views

What are the differences between a normal and an anti-hopping/slipper clutch?

Obviously an anti-hopping clutch won't make the motorbike hop. How is this achieved? What are the mechanical and functional differences between a normal and an anti-hopping/slipper clutch?
6
votes
1answer
127 views

How do I make a self start bike using a Hero Honda CD 100?

Very, very new to this community. I want to customize my old bike with a self start along with user authentication via Bluetooth using a smart phone. I can make the electronics part (Means Software ...
5
votes
1answer
87 views

Which of these parts can protect my gasoline from theft?

I am aware of this question, and I believe the answer there is excellent. But what I'm asking for is the list below and what to make of it. Some people in my neighbourhood have been stealing gasoline ...
3
votes
1answer
57 views

Hero Passion Pro - Choke Issues

I have a Hero Passion Pro Motorcycle. It does not get started when the choke is on. It does start when the choke is turned off? The engine produces a disturbing noise and smoke goes out when the ...
4
votes
2answers
15k views

why doesn't my motorcycle power on?

I have a Suzuki sv 650 2007. My bike recently turned on head lamps, tail, and gauges. Now it won't power on at all, not even a jump start can turn the power on. What can I do to solve the cause? Does ...
3
votes
1answer
27 views

Does Pirelli have a motorcycle tire warranty?

I can't find any information about a motorcycle tire warranty for Pirelli. Does anyone know if Pirelli offers a warranty on their motorcycle tires?
4
votes
2answers
45 views

Dirt bike carburetor problems

I just bought a new float needle that fits and it still seem like the tang is not even touching the needle when I press the floater all way in.I have a PJ carb,maybe the floaters are to a pwk carb,...
4
votes
1answer
76 views

Triumph America 2002 running lean on one cylinder

I have a problem with my America 800 it's running lean on the right cylinder and when I adjust the mixture screw it makes no difference. The mixture was checked using an afr meter. The rubbers ...
4
votes
1answer
40 views

Dual suspension to monoshock

I have a Bajaj Discover 135 with dual suspension. I have seen some photos on Google of some people who have successfully done this conversion. Now my question is, what would be the steps to do this?...
5
votes
2answers
88 views

2005 Honda CBF 600 — clutch plates get stuck overnight

I bought a 2005 Honda CBF 600S, rode it for about a week, and then asked my mechanic to check if everything is OK, and to replace the clutch cable. The mechanic also replaced all the fluids, ...
7
votes
1answer
84 views

No power to my 1988 LS650 Suzuki with new charged battery

I have a 1988 Suzuki LS650 Savage from someone who jumped it off with running car. Put a new battery in it and now I can't get any power. No lights or anything. What do I need to check?
1
vote
0answers
47 views

Idle RPM is not setting properly sometimes

I have an Apache RTR 180 (Carbureted) Sometimes, when I downshift, and when shifting down to 1st gear (to stand still), the RPM shows somewhere around 2000. The normal idle is around 1200 - 1400 RPM. ...
14
votes
5answers
76k views

What does the 'cc' mean on a motorcycle?

I'm relatively new to motorcycles, my flat mate taught me how to drive his two Royal Enfields around New Delhi, and for the past year and a half I've been taking care of them as they break down ;) ...
1
vote
0answers
29 views

I need to replace an engine in my heritage

My 2002 heritage has over 48,000 miles on it and is making a lot of noise so I would like to replace it with a 2003 road king motor. Would it line up and bolt in without any trouble.
1
vote
1answer
38 views

How can I check if a wheel axle is straight?

I might have bent the front axle of my motorbike. How can i check if a wheel axle is straight? I'm looking for tips on how to do this in case i don't have dedicated tools available.
3
votes
1answer
52 views

New 2015 Hawk 250 Enduro

Why do some Hawk engines have red letters on the case and some don't? I have 2 of them that were purchased at the same time at the same dealer. One has the name Hawk on the case in red and the other ...
0
votes
0answers
19 views

Motorcycle bore and stroke [duplicate]

Manufacturers often detail bore and stroke in their promotional material and claim 'achieving the ideal compression ratio' How do different bore / stroke / compression ratios affect an engine's ...
3
votes
1answer
39 views

Blown fuse on K1 GSXR 600. Fuse replaced, but still no power

I have a GSXR 600, and the live side of a circuit touched the frame and blew a 30A fuse. I changed the fuse and now I have no power. Does any one now why? Thanks
3
votes
2answers
128 views

Motorcycle bogs down under load

I recently did a head gasket repair on my 1986 Kawasaki GPZ1000RX and now that everything is back together it starts up fine, idles fine, and revs high without a problem while in neutral, but when I ...
2
votes
3answers
115 views

Which motorcycle engine and transmission configuration would have a higher top speed? [closed]

Can a higher cc (displacement) bike with 5 speed transmission or a lower cc (displacement) bike with 6 speed transmission have higher top speed? Example: Yamaha R15 (150cc, 6-speed transmission) v/s ...
7
votes
3answers
393 views

how to clean rust on chain (motorbike)?

slight rust on the side of the links of my bike chain. I'm runing with dry lube which is teflon based I think. The rust isn't deep. Can I go at it with a brass bristle brush, or will that damage it ...
6
votes
1answer
145 views

No power at higher RPM

I just had to do some fixes on my 1993 Kawasaki ZR750. I had some rust in the tank so I got it cleaned and sealed. To be thorough I also checked the rest of the system. Here's what I did: ...
8
votes
1answer
199 views

What can cause my motorcycle to shift into gear (but not all of them) without using the clutch?

I'm riding a Honda CB600F Hornet built 2006 (last model with carbs). I put it away for the fall/winter about 6 months ago. This week I was doing the maintenance, cleaned the brakes, lubed cables, ...
2
votes
3answers
1k views

TVS Apache RTR 160 - What Grade Engine Oil Should I Use?

I bought a TVS Apache RTR 160 second hand. I want to know what grade engine oil should i use for my bike. I was suggested to use 15W50. Is that a good choice. The bike has done almost 65000Kms.
1
vote
2answers
104 views

2008 Genuine Buddy 125cc - Starting Problem

I bought Genuine Buddy yesterday on craigslist rode it home and of course it won't start this morning. The battery works(the turning signals and hazard lights work), and the gas tank is full. It ...
1
vote
1answer
66 views

How is the power from the battery distributed when starting a motorcycle?

When starting a motor the emf from the battery creates spark (ignition system), but it also moves the engine's pistons (starter). My question(s): 1. Which requires more power - the ignition system, ...
5
votes
1answer
100 views

Bike currently running rich due to aftermarket exhaust, will adding an aftermarket air filter without any ecu work fix it

I have an MV Agusta Brutale 675 with a GPR Carbonox slip on installed. The air filter is stock and no work has been done on the ECU. My problem is: at this state it's running rich as one can smell un ...
7
votes
1answer
80 views

Which electrical parts in motorcycles are obligatory for basic driving capacity?

According to this survey, electrical parts in motorcycles are the most probable to fail. Which of the electrical parts in modern motorcycles are necessary for maintaining basic driving capacity? In ...
1
vote
0answers
36 views

6 YO Honda CB Twister 100 cc bike delivers rough (struggles to keep pulling) power output post 40-50 kmph

It's just that the engine struggles to put out more power, with a lot of roughness in the engine sound post 50 kmph - What might be the problem? The recommended engine oil is 10w30 for this, but i've ...
5
votes
1answer
122 views

Motorcycle front brake lever too close to grip

The front brake lever on my 1998 Honda VFR is coming back way too close to the grip. This is since it came out of winter storage in April. It's an adjustable lever and I've changed it from 3 or so to ...
5
votes
3answers
326 views

Hyosung GT250R Leaking petrol

Motorcyle 2006 Hyosung GT250R Syptoms Leaking lots of petrol when engine is on Info Hasn't been ridden in about 10 months. Has been stored outside with cover, leaning on it's stand. I've ...
10
votes
2answers
487 views

Motorcycle exhaust rattling / clunking / popping / burbling on deceleration

Lately I noticed a change in the sound my exhaust is making when decelerating from ~4000+ revs while in gear with the clutch not squeezed (that would be engine breaking probably). I'm unsure how to ...
10
votes
2answers
340 views

Can't start a Kawasaki GPX 750

I'm in the process of getting my 1986 Kawasaki GPX 750 back in running condition. The bike was sitting in the garage for two years. In this period it wasn't started even once. Two years ago the engine ...
5
votes
2answers
68 views

Missing part on '87 Ninja 600R

I bought an '87 Ninja 600R (ZX600b) and can't figure out whats missing that goes in or over this hole. Is it missing a plug, a hose, or something else? Is it important?
5
votes
1answer
308 views

My brand new bike stopped while running - why? [duplicate]

I purchased a brand new Royal Enfield Classic 350 yesterday. This morning I rode it to my office (around 20 Km), parked in the basement, and in the evening I started to ride home. After 10 Km the ...
-2
votes
0answers
58 views

Why do some 2 wheelers have an attachment to their fork [closed]

I've noticed some two wheelers. Non geared to be specific that they have a different fork. I am assuming this to be for protection. But did not find a lot of references.. Does anybody know if there'...
5
votes
1answer
68 views

Motorcycle dumping coolant from tailpipe

I'm in the process of getting my 1982 Honda Magna back in running condition. I've cleaned out the carb and put in a new battery. It now runs, but dumps a TON of coolant out the tailpipe. Almost a ...
4
votes
2answers
100 views

Shifting on a motorbike by preloading

I have a few different questions that popped into my head after reading about preloading the shifter in motorbikes, here's one of three: Shifting between 1st and 2nd on a motorbike - will the bike ...