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

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4
votes
2answers
91 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 ...
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
1answer
48 views

Heavy noise from the tappet of my RE Classic 350

I own a Royal Enfield Classic 350 (2014 model). After completing 10000 km, I started hearing an irritating sound from the tappet (service guys says so). At that time it didn't last long, so I thought ...
5
votes
2answers
95 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?
12
votes
1answer
84 views

Can I drive with a broken/without the spider spring in my clutch?

Long story short: I managed to break the spider spring inside my slipper clutch. Apparently these things happen. Below are two pictures of this work of art: Now I have some 300km separating me ...
7
votes
1answer
127 views

Small crack/gap between cylinders on block

I was doing a head gasket replacement onnmy 86 Kawasaki ninja gpz1000 and I while cleaning the gunk off the top of the block I noticed a small gap/crack in between two cylinders (Pictures are linked ...
3
votes
1answer
75 views

Does the oil level in my Pulsar 220 FI change the engine sound?

I own a 2009 Pulsar 220 FI. When the engine is cold, the sound of the engine is pleasant. But when I run a few kilometers, the sound becomes harsh. I read that when engine oil gets hot the oil flows ...
4
votes
1answer
73 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
285 views

Does brake fluid require topping-up as brake pads wear out?

The other day I was watching a video of a guy changing brake pads, and the first thing he suggested was opening the brake fluid container to remove some fluid with a syringe. This is to avoid ...
5
votes
1answer
59 views

Ducati Monster S4 electrical problems

I have a 2001 Monster S4. The fuel level sensor hasn't worked since I bought the bike. This is mostly an inconvenience, but as there is no reserve facility it means I need to keep a close eye on my ...
5
votes
1answer
53 views

How can I repair cracked/broken non-structural carbon fibre parts?

I managed to crack one of the carbon fibre fork protectors on my motorbike. From the damage it looks like this was due to an impact with a solid object. Below are some pictures: It would seem that ...
6
votes
2answers
89 views

Motorcycle Starting Motor does not crank, WHY?

Eureka! After replacing the starter relay purchased on eBay with the original Honda one the engine starts and runs perfectly! ''''''2''''' UPDATE: installed a new fully charged battery = still no ...
8
votes
1answer
164 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, ...
5
votes
2answers
80 views

Why is there a trend towards cantilevered rear wheels in recent motorcycle designs?

In looking at the new motorcycle designs that are coming out in roughly the last decade or so, there seems to be a trend towards the cantilevered rear wheel. My question is what are the advantages to ...
6
votes
2answers
56 views

Slippery handlebar grip handles

Recently got me a new scooter, Honda Forza if that matters. However the grips are made from some unfortunate material and after a short ride the palms get sweaty and the grips becoming slippery ...
11
votes
1answer
152 views

“Valve like” noise after modifying camshaft ninja 300

A friend and I bought a modified camshaft for his ninja 300/EX 300. After installing and checking/adjusting valve clearance everything seemed ok. After a few laps on our local track the bike started ...
7
votes
1answer
78 views

The Kawasaki H2R Motorcycle has a blower, why doesn't it have an intercooler?

Why no intercooler when it has a blower? My understanding is compressed air fuel mixtures have an increase in heat and are therefore prone to detonation. In this episode of Jay Leno's Garage at ...
7
votes
1answer
77 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 ...
4
votes
1answer
39 views

2012 Ninja 250 Clicks When Trying To Start

tried searching all over the Web to solve this problem without luck! My 2012 Ninja 250 keeps making a clicking noise coming from under the seat when I press the starter switch. I have a brand new ...
10
votes
2answers
107 views

2003 Suzuki Katana GSX600F - No Start Issue

So I recently purchased this motorcycle from a third party. 2 days ago it would start up fine and you could ride it. The guy I brought it from said the battery was acting cranky so you should change ...
10
votes
2answers
461 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 ...
8
votes
1answer
92 views

Discerning a component of a motorcycle

Here's a Yamaha XJ6N motorcycle: But I was wondering what this component here was??
6
votes
1answer
94 views

Gear Shifting is Very Hard

I have Pulsar 135 motorcycle. Ove the last few days shifting gears has become difficult. In 1st gear I have to push very hard. There is a clacking noise that comes from the side of the engine when ...
6
votes
1answer
62 views

Fork bent and replacement

I own a Royal Enfiel Classic 350. I recently met with an accident and had to replace the tank, handle, light set, metal mount for light and the handle for the fork. My insurance did not cover for ...
6
votes
0answers
131 views

Once-only thud knock when open throttle

I have a 1997 Yamaha TRX850. When I open the throttle I'm hearing a thud knock sound near the left crankshaft cover. That sound does not always appears and I can't find any correlation between ...
2
votes
1answer
95 views

Supercharger calculations

How to determine safe supercharged pressure and CFM for a motor cycle engine (fuel injected 149cc (9.31 cubic inches) 12.9 bhp?
4
votes
1answer
53 views

Can't recognise or open these custom motorcycle lights

The previous owner of my Honda Hornet 900 was a brilliant mechanic but a terrible electrician. They added some extra lights that are beautifully fitted but wired illegally. There's a basic switch on ...
8
votes
2answers
450 views

Why is the engine on my Royal Enfield Classic 350 shutting down?

After travelling 7-8km on my Royal Enfield Classic 350, the bike acts as if the fuel is finished & the engine shuts down, but it starts again when I pull the accelerator. What could cause this ...
6
votes
1answer
121 views

Yamaha Seca - Motorcycle Idle problems

My motorcycle (1982 Yamaha Seca 650) has had a strange problem with the idle for a few years now. I have not been able to diagnose it and I'm hoping that someone here might be able to help. It starts ...
8
votes
2answers
57 views

2002 Suzuki RM250 - Dies after warm up, restarts after cleaning wet plug

Has a fresh top end. Carburetor cleaned. Fresh fuel mix. Reed valve looks ok. Air filter and intake, ok. Has good spark. After it dies, the plug is wet. Restarts after cleaning plug? I ...
6
votes
1answer
53 views

carburetor failure in yamaha dt lanza

I have a problem with DT Lanza carburetor and the mechanic said I need to replace all the parts in carburetor. Can I get DT 200r carburetor on the DT Lanza 230, because it is hard to find it's spare ...
6
votes
1answer
75 views

How to remove tank pad glue?

I had an old and worn out motorcycle tank pad (protector) and I want to replace it with a new one. It's too late to remove it together with the glue by heating it, so now I need to find a way to ...
6
votes
2answers
146 views

Can you charge an electric motorcycle at an electric car charging station?

Do electric motorcycles and cars use the same type of chargers? Can we charge a Zero motorcycle at a Tesla supercharger station? How about at an electric car parking?
4
votes
3answers
110 views

Engine oil refill volume in Bajaj Pulsar 220

My bike's user manual recommends using 1150ml of "Bajaj 10000" 20W40 1.2 litre engine oil. Needless to say it results in pathetic performance. So I am thinking of switching to Motul 5100 15W40 ; ...
11
votes
2answers
2k views

Holding clutch when braking

I always hold my clutch when braking suddenly in traffic or to move in traffic. I heard that its bad driving. I tried to stop holding clutch and I am unsuccessful in it. How bad is this for motorcycle?...
4
votes
1answer
47 views

Interchangeability of motorcycle parts

How standardized are motorcycle parts? Is every manufacturer doing their own thing or could you take parts such as a crankshaft from a Honda machine and use them in a Yamaha machine? Are there ...
17
votes
7answers
1k views

Seized nut & bolt - difficult to access

Last year I added crash sliders to my aging Honda CBR 600F (1998) Recently whilst trying to remove the fairing for other work, I found the nut and bolt were "seized". Actually, by using a spanner at ...
5
votes
0answers
122 views

2012 KTM Duke 200 - Low acceleration in low rpm [on hold]

Recently my bike (KTM Duke 200) is suffocating to deliver enough power between 2000-3000 RPM. I took the bike to a service station and they told me that its an engine problem, low compression and ...
4
votes
1answer
59 views

My Yamaha cut off while idling and now there is no power

I Started my FZR600 this morning for work. Normal crank. As I lowered the choke it started to die out so I tried to give it some throttle but it didn't help. The bike cut off completely. Checked all ...
7
votes
1answer
135 views

Should you stop a motorcycle's engine with the side stand?

My main question is already in the title, but just to make sure it's clear, what I'm asking is, is there any harm done to the bike if you stop it by lowering the side stand. Also, if anyone can ...
5
votes
1answer
107 views

Engine weakening for Bajaj pulsar 220F

Everyone knows that apparently a bike looses it's power with age. But I refuse to agree to this. Shouldn't proper care allow your bike to maintain its pickup over the years? I own a 2014 Pulsar 220 ;...
3
votes
1answer
40 views

Motorcycle muffler is stuck

Trying to get my muffler off of my Yamaha L5T but am having no luck. Any tips or tricks to getting this off?
6
votes
1answer
96 views

Motorbike chain tight when in gear pushed forward but loose when rolled backward

I have a Yamaha XJ600 diversion with a sidecar fitted. Recently had to fit two new tyres and a new rear sprocket for MOT. Chain seemed fine afterwards for a while but all of a sudden started making ...
4
votes
1answer
31 views

Tank Dents - 69 Yamaha L5T [duplicate]

I've been trying to get a larger dent out of my old gas tank for a while now and am having no luck. I've been trying the hot glue method and am having no luck. This tank seems to be too thick for this ...
10
votes
1answer
83 views

Is it possible to fit mashroomhead air filter in Honda Stunner CBF 125?

I have Honda Stunner CBF 125 2009 model. I just need to know is it possible to replace the typical air filter with mashroomhead air filter to improve the bike performance? Is there any other way ...
6
votes
1answer
62 views

Paintless dent removal for old tank

Is there a way to remove dents like this on the right side of the image? I've seen suction tools but the reviews are bad. Any ideas?
10
votes
3answers
537 views

How to upgrade a motorcycle battery to a bigger AH battery?

My motorcycle (honda CBF150) came with a 12V 3AH battery. I want to change the stock 35w headlight to a higher power one and connect them directly to the battery (the stock ones are not, and they ...
4
votes
1answer
51 views

Key-on electrical for the Honda NC700x

I've got a 2014 Honda NC700x motorbike, and I'd like to install the aftermarket Bikemaster Heated Grips on it. I purchased the 7/8" kit, instead of the 1" kit that is also offered. When it comes to ...
3
votes
1answer
132 views

Motorbike has no power, but kick start works

First up the motorcycle in question is a Skyteam V-Retro 250 (V-Raptor in some countries). On the way home last night I noticed that my tail lights weren't working so I bought a new bulb like I had ...
1
vote
0answers
25 views

Wealth of info? 69 Yamaha 100 L5T [closed]

Just picked up my dad's old 1969 yamaha 100 l5t that's been collecting dust for the past 35-40 years. Anyone know much about these bikes? I'd like to get this thing running again and most likely swap ...