Genuine OEM Harley-Davidson cylinder and piston assembly set part number 16593-99.
Includes:
Two cylinders
Two pistons
Connecting rods/hardware shown in photos
Great replacement setup for Twin Cam engine rebuilds, repair projects, or spare OEM engine inventory.
Sold exactly as shown. No additional parts included unless pictured.
Please verify fitment and compatibility before purchase.
Problems / Flags
Used internal engine components
Carbon buildup and wear present
May require machining, honing, rings, or rebuilding depending on application
Fitment not verified beyond part number
The Harley-Davidson OEM Cylinder & Piston Set 16593-99 Twin Cam is a high-quality replacement part designed for street motorcycles. Made in the United States by Harley-Davidson, this set includes pistons and is specifically labeled as an OEM part. With a vintage part designation of "No", this product is a genuine, brand-new unit that comes with a California Prop 65 Warning. Perfect for motorcycle enthusiasts looking to replace or upgrade their engine parts, this set is a reliable choice for maintaining the performance of a Harley-Davidson Twin Cam engine.
