Issues while jockey Robbie exhaust emissions voice in Bandung, perhaps say a bad impact on producers and sellers muffler racing. Market expectations continue to dwindle. Evidence that the exhaust noise is no longer dilirik. "Spirit! Declines 70% "squall Asep Hendro skipper exhaust from the AHRS Leonard in the Earth Housing Ampel, Depok.
Of course it must take quickly by the muffler racing carnage. If cuek, sales would continue to decline. Need new strategies to muffle. The play problem with the sound effect design muffler. As some producers have made certain exhaust also a new designer.
Take the example of exhaust YY Pang, or TDR Racing designed still racing (picture 1). To mute the sound thatcher and noisy, exhaust spout cover features similar to the middle perforated pan. "Design is claimed voiced fine and little ngebas. If you want to sound big, stopper tied stay bolts removed, "said Johnny Lipurnomo, the seller exhaust the model of the Custom World store in Kelapa Gading, North Jakarta.
This is done with the,Mahmud Unyil. Pinguin Motorsport mechanics even this long is kind of muffler design, by fulfilling consumers. Unyil not only utilize the exhaust spout similar wok. Instead of pieces of pipe that metres prepared graded lower than the filter silincer (picture 2).
"Ways of the same, still rely as fastening bolts. But the form of such benefits have not net sound baseball and impedes the flow of gas, dispose of, "said resident Jl. Prapatan XII Mampang, South Jakarta. He is planning to use reducer valve in the muffler spring, but supported the quality of choice.
Talk reducer valve tive, Vivo Sanivo mechanical origin of Bandung is even planning to wear open-close valve in the muffler. Of course, through the assistance withdrawn through the cables and switches installed in the bar (picture 3). Similar EXUP (Exhaust Ultimate Power Valve) in the Yamaha FZ750.
"This system is considered more flexible, because katupnya can be made according to the size of exhaust. Cool again, can application motorcycle 2-stroke and 4-stroke, "said the builder calls Thornton 11, Bandung.
