500 Two-Stroke Tech

They are made to be driven sir, so drive it until it needs a strip down.
To many people make this mistake and that is why you see so many video's of engines being stripped and so little video's of this bike on the road.

He ha , back to basics and she fired Third kick , cleaned carbs again this time Cleaning pilot jet ;( fresh fuel cleaned plugs nice big spark , and off she went settling To a nice idle , I don't have much throttle Slack though . Synced all carbs with the 1mm Wire (way off ) set as video no 7 . Soun...

First drive with colder plugs sir.

Thanks for the replies. I'll give the 9s a try. zomaardan what info are you looking for? How long you used these plugs?? Good burning engine will take some time to show on the base ring where you are on jet. If they are in shortly the will show the crumbling look wich would look lean but infact the...

Really impressive that you guys can judge these plugs, without opening them and in this position and with the poor info you have on them.
For al i know they are just 3 miles old.

but i noticed that engines with a lot of milage run better with 8 plugs The difference between hotter BR8 and colder BR9 is 100*C. That is more than enough to cause serious problems. If you use the 8 when you should be using the 9 you may end up with an expensive repair bill. There is a fine line b...

silverstrom wrote:Odd....my manual and the 84 and 85 fiche say BR9HS is stock.

9 is stock.

He can moan al he want if he talks about 2 strokes IMO

{Problem is the canadian, did try to buy 3 x a bike there and last time the boat was already on his way when they just bailed out, after being offered 2 dollar more. Did cost me 300 euro for the shipping contract. pffff, still dont like them. But few months ago a dutch cunt pulled same shit, so i al...

That is one of the prettiest bikes ever made IMO, I love the color scheme. I told my wife that I'd buy her one, she said it looked old, if she wasn't so good to me...divorce. It's unfortunate that Honda didn't like 2 strokes because they tend to do everything so well. It look acient, she was spot o...

if it was fine al the time something else is playing up suddenly.
You drove it without problem and then this kicked in.
If you did a mod and the problem started then, diff story

You taking me for a ride sir? Asking the specs while you have the sheet, this is part 2 of the quiz?

Main air jet.
upper cylinder 1,8
Lower cylinder 1,6
pilot air 1,1
needle jet 0-o

Talk to Bill, he knows what he done to the engine and will be able to give you a basic.
Asking here will make people across the globe pooring in jetting advice from who the most jet wrong for you anyway.

Jupe, Asked recently a dude for a part of the ypvs system and he asked 800 dollars for the 2 puller rods.
They really think it is solid gold and are going overboard, killing the hobby.