11 1/16"
#56 jets
4.000" the engine bore size
Stock bore size 64mm Max 66.5mm
90mm stock bore size on my 2002 foreman 450cc
Stock bore is 42mm.
what is the stock bore size for a 2001 honda cr 250r
What is the standard bore size of a 1987 suzuki rm250 1987
Nominal bore which is designation for pipe size.
The exact bore measurement is 101.6 mm.
refers to bore size
4"
it is a 281cc