PISTON KIT HARLEY 4.247" SET/2, WOSSNER K8852DA-2 DAVIDSON, ROAD
This Wossner piston kit is built for Harley-Davidson Twin Cam engines modified to Big Bore configurations of 103 or 113 cu. in., covering model years 1999 to 2012. Featuring a standard bore size of 4.247" and a domed 10:1 compression ratio, the kit is engineered for high performance and durability under demanding conditions. Manufactured in Germany, each kit includes two forged pistons along with rings, clips, and pins.
Features
-
Forged high-performance pistons with skirt coating
-
Designed for superior heat transfer from combustion chamber to cylinder walls
-
Elliptical design ensures uniform bearing surface under thermal expansion
-
Distributes thrust loads evenly and reduces localised pressure
-
Prevents piston collapse under high-temperature operation
-
Includes pistons, rings, clips, and pins
Specifications
-
Bore size: 4.247"
-
Size: Standard
-
Compression ratio: 10:1
-
Dome type: Domed
-
Quantity: Kit includes 2 pistons
-
Country of manufacture: Germany
Cross-Reference OEM Part Numbers
-
Wossner K8852DA-2
-
56-W9973.000.WO
Vehicle Fitments
-
Harley-Davidson Twin Cam 88" Big Bore (103 cu. in.) 1999–2012
-
Harley-Davidson Twin Cam Big Bore (113 cu. in.) 1999–2012