Wiseco 3484TD Piston Ring Set for Yamaha YZ490 / IT490 - 88.50mm 2015 Suzuki VZR1800 Boulevard M109R If this diode kit is

If this diode kit is not installed

1997 Harley-Davidson FLSTF Softail Fat Boy

1978 Yamaha XS750S

Stylish item for custom cruisers

Part Number: CM291

Wiseco 3484TD Piston Ring Set for Yamaha YZ490 / IT490 - 88.50mm 2015 Suzuki VZR1800 Boulevard M109R If this diode kit 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