Questions tagged [yamaha]

A Japanese manufacturer of motor vehicles, boat motor, snow vehicles and small engine driven devices

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8
votes
1answer
11k views

Clutch dragging and making squeaking/grinding noise

My motorcycle clutch (Yamaha Diversion) has recently started dragging extremely badly; I need to rev-match up and down gears and shifting from neutral into first requires me to rev the engine, pull ...
3
votes
2answers
908 views

1987 Yamaha FZ700 headlights not working

I recently bought a 1987 Yamaha fz700, and the owner said the headlights didn't work, and I can't figure out what's wrong. We checked some of the wiring out, and the bulb connectors have no power ...
8
votes
1answer
752 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 ...
6
votes
1answer
2k 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 ...
6
votes
1answer
922 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?
5
votes
1answer
813 views

XJ600 1994 Seca 2

I am wondering if anyone can shed light on an issue we are having with this particular bike. Basically, the bike starts fine cold and warms up and drives perfectly for about 15 minutes ( responsive to ...
4
votes
2answers
3k views

What Mikuni carb model do I have?

I have a Yamaha XS750 1979 rebuilt as a cafe racer (not by me). I need to buy some parts for the carb, but cant seem to find out what carb I have - no ID number anywhere. I think the original is ...
4
votes
2answers
10k views

Do I need to reprogram ECU when adding custom Air filter

I was thinking of replacing the air filter of a bike into a custom free flow filter. I understand that I have to mod the exhaust to free flow as well to accompany the increase in exhaust due to the ...
4
votes
2answers
8k views

Going more than recommended Speed in Break-in Period

I have a new Yamaha motorbike. Seller told me not to ride speed more than 50 Kmph for first 1000KM but I rode it 60 for 10 - 15 minutes due to some reason. How does it affect to my Motorbike ?.