52mm
I have a D.I.D 420 on mine
Stock bore is 42mm.
Stock bore size 64mm Max 66.5mm
What is the standard bore size of a 1987 suzuki rm250 1987
48mm
67.4mm
89.0 mm is the stock bore for the 1989 Honda cr500r.
the bore size is 66.00 mm or 43 inches ? i think its the 1st , try looking at the sky then the ground before you try go go swiming
80
92mm. 91.948 to be exact, but if its at 92 your in good shape.
4.040". The standard bore is 4.00".
82MM is standard bore and 71.2MM is the Stroke