Harley-Davidson BIG Twin EVO FLT 1340 [1984-1991] - Set of forged pistons Ø89.35mm - K1642
Description
WISECO forged piston set for the BIG Twin EVO FLT 1340
This WISECO piston set is intended for the Harley-Davidson BIG Twin EVO FLT 1340 built between 1984 and 1991. The forged version is suitable as a specifically assigned component for work on the upper engine area. With a piston diameter of 89.35 mm and an oversize of +0.50, the set offers clearly defined dimensions for selection as part of an engine overhaul.
Technical features
- Piston Type: Forged
- Piston compression: standard
- Diameter Ø: 89.35 mm
- Oversize: +0.50
- Compression ratio: 8.5:1
The standard piston compression and the compression ratio of 8.5:1 enable a clear match to the intended engine configuration. By specifying the oversize +0.50, the piston set can be selected specifically according to the required machining dimension.
Vehicle assignment
- Harley-Davidson BIG Twin EVO FLT 1340
- Year of manufacture: 1984-1991
Notes on selection
Before making the selection, the required piston diameter of 89.35 mm, the oversize +0.50 and the compression ratio of 8.5:1 must be compared with the intended engine version. These values are crucial so that the piston set corresponds to the planned configuration of the Harley-Davidson BIG Twin EVO FLT 1340 from the years 1984-1991.