Knucklehead styled plugs

A combination of smaller gears should provide adequate gear clearance under most circumstances

handlebars etc

Vertical mount holes

KPMI, CUSTOM VALVE GUIDE SEALS. PTFE Mikuni Knucklehead styled plugsSolid PTFE, with metal band and choker spring. Stem diameter: 5 16" (0,311"), valve guide diameter: 0,530"; over all length of seal: 0,506"; outside diameter of seal: 0,632". Kibblewhite Precision Machining custom valve stem seals are a quality product and suitable for any and all custom application. Note: Below mentioned valve stem diameters are for reference only. 36 84 B. T. = 3 8" (. 3750") 57 83 XL intake = 0. 3090" 57 83 XL exhaust = 0. 3384" 84