Choose standard or over-size bore: Standard Bore, .25mm Over, .5mm Over, .75mm Over, 1.00mm Over, 1.5mm Over. Select the WSM SKU that matches your engine bore.
Option
Bore
WSM SKU
Standard (this listing)
81.00 mm
50-251K
+0.25 mm
81.25 mm
50-251-04K
+0.50 mm
81.50 mm
50-251-05K
+0.75 mm
81.75 mm
50-251-06K
+1.00 mm
82.00 mm
50-251-07K
+1.50 mm
82.50 mm
50-251-09K
OEM References
130011521
Fitment
Fits selected Kawasaki models — see table below.
Kawasaki Off-Road
Model
Engine
Years
Prairie
400
1999–2002
Fitment confirmation: Please confirm suitability using the OEM references, fitment guide and product images before ordering.
