Wiseco 3012KD Semi Keystone Ring Set for Ski-Doo 550 / Skandic Models - 3.012in 1998 Yamaha YFM350 Big Bear 2x4 All in all: this is

All in all: this is a great improvement over the stock Triumph regulator/rectifier

2003 Arctic-Cat ZL 800 SS (EFI)

2006 Honda VTX1300S

2005 Kawasaki KLX300R

Wiseco 3012KD Semi Keystone Ring Set for Ski-Doo 550 / Skandic Models - 3.012in 1998 Yamaha YFM350 Big Bear 2x4 All in all: this isWiseco Performance Piston Rings Performance Piston Rings Titanium Nitride coated for increased durability. These rings resist wear from the exhaust bridge and are designed for extreme racing conditions. These rings maintain their size and geometry for exceptional ring seal providing sustained peak performance in race applications. Compatible with Wiseco branded pistons ONLY!!!! Manufacturer in the USA Note: Ring Sets come "Per Piston" and may be only