KB Performance, 88" to 95" big bore piston set. +.020"

88" to 95" big bore conversion kit. Compatible with original heads and cylinders, 3-3/4" bore and 4.938" length cylinders. By boring the original cylinders to the 3-7/8" big bore size, the engine capacity is increased from 88" (1448cc) to 95" (1546cc).
Compression ratio 9.25:1. Piston weight 400gr.
Piston pin weight 97gr. / Head type: Flat top.
Dome +16.7cc / Compression height 1.270".
Diameter 3.875" (3-7/8") / Stroke 4.000".
Conrod length 7.667" / Cylinder length 4.938".
Includes T6 390 hypereutectic cast pistons with 16% silicon, allowing a very tight clearance for greater durability and virtually no piston noise.
Note: The top compression ring will require additional clearance. See instructions.


Specifications


Brand
KB Performance Piston


Application
99-06 Twin Cam A/B (NU)


Sales unit
Set


Material
Aluminium


Packaging weight
1.408 kg


HS Code
84099100


Motorcycle family
DYNA, SOFTAIL, TOURING


Original name
KB Performance, 88" to 95" big bore piston set. +.020"