USGPRU

http://motomatters.com/blog/2010/08/31/editor_s_blog_racing_s_dark_side_the_dea.html

One of the comments

thank you david
Submitted by popmonkey on Tue, 2010-08-31 22:58.
you have summed up ev ...

REF: 1993 Honda RS250

I know I haven't been on the board in a long time (I've been busy with life - just got back from a road trip to Alaska)) but I hope you indulge me.

Nearly 18 months ago I ...

If things are on schedule, the 250GP main should be done by now.

How many in each class?
Who qualified where?
Results?
Comments and observations.

Scott? Sarah? Vince? Matthews?

ANYONE!

While we're on the CDI subject...Is anyone running the Vortex RS125 programmable CDI? Thoughts and comments?

If you want to pay $700 for a CD and a USB connector to talk to the CDI , or pay 2 ...

Both of the last 2 comments have come from the East Coast (not sure why the concern for the West Coast issues but so be it.) CCS is defunct on the West Coast! Every round we have is with a different O ...

Both of the last 2 comments have come from the East Coast (not sure why the concern for the West Coast issues but so be it.) CCS is defunct on the West Coast! Every round we have is with a different O ...

Well, you are right. I don't have much technical knowledge, just riding experience with these two types of motors. I just don't see why crankcase volume would not be an issue with a rotary valve motor ...

I have a 94 RS, I am doing a rebuild, the cylinder I had before the engine seized was stock, no work done cylinder. Now I have spares that came with the bike, but here the problem, it has been worked, ...

http://www.ccsforum.com/index.php/topic,24662.0.html

Track locations include:
Heartland Park, Topeka Kansas
Homestead-Miami Speedway

Polls close 5/27/2010 to pick another location for CCS Race ...

My approach is this: First, I gear for the fastest section of the
track (requiring 6th gear) then I work down to the slowest section
(where 1st or 2nd gear is required).
I do this because a 500 ...

I have a question concerning gearing, mainly in 6th. Is it better to try and over rev it in 6th or gear it to not fall off the torque and power and make it pull all the way. I have always used the phi ...

On my RS125, I do what Eddy's link shows, but also drill out the oiling holes that run on the exhaust bridge a couple of thousanths of an inch. Then take a
larger bit to put a small chamfer on the h ...

On my RS125, I do what Eddy's link shows, but also drill out the oiling holes that run on the exhaust bridge a couple of thousanths of an inch. Then take a
larger bit to put a small chamfer on the h ...

Just to add one or two comments more.
The rust on the studs and the white looking powder on various parts look very much like the engine has been left standing for some time with plain water in it.
...

A little background:
First time on bike (2 Trackdays)
Mileage on piston prior (unknown - P.O. told me not many)
Noticed towards end of 2nd day that bike was running hot and that coolant was disappe ...