OTOMOTIFNET - For daily, do not need a large bore up. Origin of power up, the motor with a capital ngibrit quite economical. For, the user Yamaha Mio, please copy Utomo, mechanic Tom's Racing in Pondok Benda, Pamulang. "Take advantage of the Suzuki Smash piston, rising 53.5 mm bore so. Not cost much, but the maximum power, "explained the mechanics with dyed red hair.Originally it bore x stroke Mio = 50 x 57.9 mm. So, in person, change the bore to be 53.5 mm, the capacity to be increased more than 120 cc. But, of course not directly plug. First, it must gedein block with liner first lathe to 53.5 mm piston can go. No need to replace the boring, quite dikorter.
Then, lathe pin hole of 1 mm. Because, the piston has a pin Mio's 15 mm. Meanwhile, Smash piston congenital punyalubang only 14 mm. "Do not forget to ask also to make a turner to create a clip or spi got the piston," this little light-bodied men.
Also do not forget to ask that the piston height adjustable. Originally, the piston Smash distance from the third to the bottom piston ring 31 mm. "Well, Papas bottom until almost smooth. The distance to the ring at the bottom would only 22.5 mm, "said the mechanic who still oprek 2-stroke racing engine is. Finished it, put deh. Baseball needs to the person who tinkers piston head or a dome, also change the cylinder head. "Because the diameter of the piston squish Smash approximately 44.7 mm. Well, the original head Mio to 50 mm. So mendem, deh. Going to hit a baseball, "said mechanical rada this dark-skinned. Now talking about the cost? Smash the following piston ring set free in the price range of $ 98 thousand. At least not until the lathe cost Rp 100 thousand. "What's done so well there. "Priced $ 300 thousand," said Utomo ready dikontek at (021) 923-32-976. Hello, capa ya?
High piston and pin holes are also adjusted
source: www.otomotifnet.com
