Illegal Yamaha 125Z Racing Bike

This article is taken without permission from http://www.mysportbikers.com/portal/index.php? option=com_fireboard&Itemid=27&func=view& id=1017&catid=52&limit=6&limitstart=6. Hope they will forgive me! Please go here for the original content of the page. What was modded on that bike…? block and piston – Original Yamaha 125zR block. – Bored tu 57mm using DT125(enduro) RK brand piston. – Ported and polish the block. Engine…

Catalyzer: What is it?

RX-Z 2004 Catalyzer Exhaust Setup Catalyzer is the technology used in Yamaha RX-Z 2004, Yamaha 125Z and also LC135. In order to know what is catalyzer, you need to know what is catalysis. So, read on this article quoted from Wikipedia. Catalysis is the process in which the rate of a chemical reaction is increased…