NASSERT Big Bore Piston Kit 265cc 250TR/ESTRELLA

[BEET 0601-K63-00 NASSERT Bore Up Piston Kit 265cc 250TR/ESTRELLA] Compatible models: KAWASAKI ・250TR ・ESTRELLA Features: ・Product contents: Piston, piston ring, piston pin clip set. ・Cylinders are bored out from stock to reduce cost. ・Pistons are our original forged, machined 68φ, newly designed and developed with optimized profiles. Compression ratio is approximately 10.0. ・Simply bore out your existing cylinder and assemble it with new genuine head gaskets, cylinder base gaskets, and piston pins. ・When used with the optional oil cooler KIT (Part No. 0606-K63-00), it suppresses the increase in heat generated by the bore-up, providing stable performance at all times. *Images are for illustration purposes only. Product designs and specifications are subject to change without notice. Please be aware of this.