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

learn more… | top users | synonyms

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 ...
6
votes
0answers
85 views

DIY: Prepare Virago for both tall and short riders

Background I currently ride a Honda Africa Twin and my wife rides a stock Virago 535, just like this: I will soon sell my Africa Twin and we'll keep only the Virago, but I'm not very familiar with ...
4
votes
0answers
112 views

What causes an engine idle to increase briefly?

I have an 82 Honda 450 Nighthawk motorcycle that I'm rebuilding and I need to tune/balance the carbs. I have them bench-balanced and reset the idle screw on both. Now it runs a lot better, but every ...
3
votes
0answers
35 views

New fairing from China - front centre cowl - screws don't fit

I recently bought some new fairing from China. When trying to fit the headlight to the front centre cowl, it appears that the holes for the screws are too small by a fraction. Also, in the old cowl, ...
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
0answers
43 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. ...
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 ...