Valve Guide Seals - Viton. Fits Twin Cam 2005-2017 & Sportster 2004-2021. Good for when using larger springs & lower collar TS-TSC-4002-0 The competitively priced OE+ product

The competitively priced OE+ product line is an upgraded alternative to stock components

It is the ultimate long-distance touring seat for Harley-Davidson touring models

* Without Highlighted Fins (Typically FXFB)

Designed to deliver big Horsepower and Torque gains

Valve Guide Seals - Viton. Fits Twin Cam 2005-2017 & Sportster 2004-2021. Good for when using larger springs & lower collar TS-TSC-4002-0 The competitively priced OE+ productKPMI Red 100% Viton valve stem seals are designed to have optimum fitment, allow , maximum lift, and to give maximum life. KPMI Red valve stem seals are resistant to high temperatures, petroleum products and the corrosive gasses that are the by products of combustion.