Length 65.6mm. Thickness 5.45mm. Valve head 20mm.
Outer diameter 10.5mm. Inner diameter 7.3mm. Stem 4.5mm.
Replacement for Honda OE 61100-GB4-680.
Straight TR4 valve. Same as 90/80-R17.
Thread 8mm. Length 40mm. Pitch 1.25mm.
For electric start models using round air filter
10mm spline size. 105mm width between engine casing and toe plate. 125mm width between engine casing and heel plate.
Length 66.5mm. Thickness 5.4mm. Valve head 23mm.
Koyo 6300DDU. Double sided rubber sealed. Outer diameter 35mm. Inner diameter 10mm. Width 11mm. Made in Japan to OEM specification.