It depends on the bike as powerful (large) bikes also go through more tires while on a 30HP bike, a set of tires should last 2 or 3 seasons. A 110HP P4 heavy will go through tires every two weekends or so. But you major expanse is registration (about $300 per weekend) and getting to the track and ba...
You don't have to go into the motor in order to build a clone, no one will be buying it to go vintage racing, it only have to look like the real thing.
It was appraised for way more the I thought it was worth! So did you make at least $3 for every hour spent on restoration? I know it's labor of love and guys like us don't work on vintage bike to make money, but it's a good filling to find that you were able to create some value through hard work. ...
For now only fixing what's broken but it is amazing how much performance stuff for this motors is available. From the information I gathered so far, by spending $3K it is possible to bring this motors to over 60HP at the rear and still have half decent reliability and you don't have to go to the ext...
On paper this motor was suppose to to make big power and came with the following goodies: Valve spring conversion Dual spark plug heads Aggressive Megacycle 120x7 cams Somewhat higher than stock compression (well, there is a high dome on the pistons but also large valve pockets). But at Mosport 2012...
The RD400 is a nice bike, probably the best of the middle weight air cooled 2 strokes (it is also the latest one so this shouldn't be a surprise) According to one of my old magazines it came ahead of the KH400 and the GT380 but not by that much. The bike isn't that rare and there is nothing that spe...