yar asal main ohv four strok main esa engene he ata he,,,bus ziada se zeada engenge covers ke shape change ho sukty hy,,main design chaey kawasaki ho ya honda,,ya superstar,engene 4strok main milty julty he hon gey,,quion ke 4stroke ohv(over head value) main bus esey he shape hote hey,,
am i right?@mechencal engenir brther?
i am not a engenear only sharing my poor information..