523cc, 529cc, 535cc, 547cc Big Bore Kit Service Send us your cylinder, power valve, and head. Includes: Bore Cylinder and Re-Plate, Head Modification for bigger bore, Big Bore Porting, any Power Valve Modification needed, Wossner Forged Piston Kit, Top End Gasket Kit, Top End Bearing, and Return Shipping.
Price $740.00 For 1986-04 KX500
(413)244-1936
tpinsonnault@comcast.net
P.O. Box 79
22 A Street
West Warren, MA 01092