stroke

Many of the aftermarket exhausts for four stroke MX bikes had a add on cylinder reasonably close to the engine that appears to be a boost bottle (like the old two strokes of the early 198s) that I am a familiar with. I was wondering why none of the aftermarket exhausts for the RC390 do not have...

RMU makes a full line up of mini racers. From 50cc to 250cc. They focus on the "pre" classes, such as Pre-GP, and Pre-Moto3. The smaller two stroke bikes all employ some variation of the Derbi Euro3 engine with different Malossi top ends. The 125 2T, and the 250 4T are TM Racing engines...

Hello Everyone, My name is Ram and I'm from India. Was associated with 4 strokes since schooling and was bitten by a 2 Stroke Bug which made me to sell the older 4 stroke. Own 2 small capacity 2 strokes with piped and ported that can really shine in-midst of new age 4 strokes sub 250cc...

I have a RC390 on order. It will get some street miles before it gets turned into a track road race bike. This will be my first KTM. I road race with SOAR in Ontario Canada. I have raced Honda RS250 two stroke GP bikes for years. This will be my first brand new road racer :-) parillaguy