Color: Clear
Contents:
– 1x Internal head
– 2x Small O-rings
– 1x Large O-ring
– 4x Cylinder bolts
The WJ Binnenkop 55mm is designed for maximum performance on water-cooled Piaggio Maxi 125/180cc engine blocks with a 55 mm stroke.
Suitable for both stock and WJ Tuned cylinders. The optimized combustion chamber ensures efficient combustion and effective cooling.
✓ Suitable for spark plugs with large threads, such as BR9EG / BR9ES
✓ Suitable for stock and tuned setups
✓ Average power gain of up to +2 PK with a well-tuned setup
✓ Designed for a 55 mm stroke
– Stroke: 55 mm
– Bore: 65 – 65.6 mm
– Chamber depth: -3 mm
| Subtotal | €550.75 |
|---|---|
| Shipping |
|
| Total | €550.75 (including €95.58 VAT) |
