SPRING VALVE SET/4 YAM XS 650, KIBBLEWHITE, YAMAHA 70-83, ROAD 80-80344

Part No. 65-6327 ( )
Item # 80-80344 High Performance Spring Only Kit,
YAMAHA XS 650 1970-1983,
All KPMI valve springs are designed in house using sophisticated, proprietary design and simulation softwares, and drawing on over 70 years of design experience. Our

stress relief, and shot peening, allow us to supply you with the best valve springs in the world.