I'm the proud owner of a very nice RC163 replica frame and a couple of CBR250Rs - an MC17 and a 19. Alas, the MC17 is the one slated to give life to the RC163 but I am just curious about the prospects for fitting something interesting in the redundant rolling chassis. "Interesting" is the...

Hi; Has anyone measured the vacuum that is present at the fuel petcock during engine cranking on a 1990-1994 MC22 CBR250RR? What is the idling engine vacuum measured at the fuel petcock? With the fuel tank off the bike and an auxiliary fuel bottle supplying fuel this bike starts cold or hot...

Hi all, just wanted to ask how to mount the rear fairing that surrounds the tail light to the rear side fairings, my old tail fairing was cracked on both sides and now my new one has also cracked. I've used a threaded clip with a bolt, now I've just put a nut and bolt in, but this seems wrong as...

I just got a 1991 CBR250 MC22 into the US after a long drawn out import process. The bike has been dropped and has some worn plastics, but the seller was kind enough to include a used Tyga body kit. I haven't decided if I'm going to run it with the Tyga kit or use what's left of the stock...

Hi Guys, I have recently just bought a 1990 CBR250RR for a motorcyle dealership in Perth WA. It came with 6 months rego, but no paperwork. It looks in very good condition (17K km), and it was only for getting me back and forth to work and the occasional blast, so I wasn't too concerned about...