Port Angles.
Definition of terms: Axial is how much the port points up and tangential is how the port points towards the back wall.
Port angles as best as I can measure them, Tangential frontwallangle/rearwallangle.
GP125
Main Transfer Port Axial 10 Tangential 60/65 Inner Radius 10 Outer Radius 24 Area 3.9
Secondary Trans Port Axial 40 Tangential 140/130 Area 1.2
Boost Port Axial 55 Area 0.7
Total Transfer Port Area 10.8cm#
Exhaust port width 64%
RM125
Main Transfer Port Axial 10 Tangential 70/70 Inner Radius 12 Outer Radius 28 Area 2.9
Secondary Trans Port Axial 30 Tangential ?? Area 1.7
Boost Port Axial 30 Area 1.8
Total Transfer Port Area 11cm#
Exhaust port width ??
RGV250
Main Transfer Port Axial 20 Tangential 45/65 Inner Radius 9 Outer Radius 24 Area ? Secondary Trans Port Axial 10 Tangential 70/80 Area ?
Boost Port Axial 50 Area ?
Total Transfer Port Area ?
Exhaust port width ?
A previous post has a port drawing:- http://www.kiwibiker.co.nz/forums/at...0&d=1238281402
.
Bookmarks