KAWASAKI KX 250F (2004-2012) Tuning kit stage 6

The cylinder is bored out to 79 mm and newly LFC coated. The cylinder head is being revised to increase performance. The valve seats are milled flow-favorably and the channels are optimized to increase performance. Including combustion chamber and channels, glass bead blasting. CP - PROJEKT X - forged piston kit of the extra class 79.00 mm, + 2 mm oversize, compression 13.5: 1. The pistons are supplied with matching piston rings, bolts and clips. The price includes a Cometic Top End gasket kit 79 mm for years of construction 2004 to 2008.
Please give us the year of construction.