>Darcy (scanran) pipes these are the real, final, correct specs as updated by darcy!!! 4-23-04 dist from piston to gasket: top of port, 48mm . bottom, 38mm > >position from exhaust gasket: ID (mm) length > >at outlet: position = 0 36.5mm ID > 314mm 54.8mm ID 314 > 411mm 71.8 97 > 498 97 87 > 564 113.2 66 > 650 113.2 96 > 740 92.7 90 > 865 23.4 125 > >stinger length apx 45cm including muffler @ 23.5mm ID