Description
WISECO Big Twin K1666 Piston Kit
Engineered for performance and durability, the WISECO Big Twin K1666 Piston Kit is crafted from high-silicon aluminum alloy, ensuring long-lasting strength for your engine rebuild. This comprehensive kit includes everything you need for an overbore or top-end rebuild, except cylinder sleeves, allowing for a seamless upgrade to your motorcycle’s performance.
- High-silicon aluminum alloy construction for enhanced strength
- Includes forged pistons, rings, wrist pins, circlips, and top end gasket
- Designed for optimal fit and performance in Big Twin engines
- Ideal for both overboring and complete top-end rebuilds
- Precision-engineered components for improved reliability
- Cylinder sleeves sold separately for customizable options
| DISPLACEMENT: | 1345 CC |
| RIDING STYLE: | STREET |
| BORE – OVERSIZE: | +0,010′ |
| BORE OVERSIZE – IMPERIAL: | +0.010′ |
| COMPRESSION RATIO IMPERIAL: | 10.0:1 |
| PISTON MATERIAL: | ALUMINUM |
| PISTON MATERIAL: | FORGED |
| PRODUCT NAME: | REBUILD KIT |
| STROKE LENGTH IMPERIAL: | 4-1/4′ |
| TYPE: | TOP END |
| BORE SIZE IMPERIAL: | 3.508′ |
| UNITS: | EACH |





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