XR400R Forged Piston 1996-2004 - 86mm β 8604D100
4.4 Trustpilot 99.9% positive on eBay
Free UK delivery 2β4 business days
Spread the cost with 18+, T&Cs apply
- SKU
- WOSS_8604D100
- Brand
- Wossner
- Availability
- In Stock (2)
- Bore Size
- 86mm
- Clip Part Number
- CW20
- Compression Height
- 26.2mm
- Cylinders
- 1
Show more +19Show less
- Displacement Cc
- 397cc
- Dome / Bowl Volume
- 3.2cc
- Kit Part Number
- 8604
- Number Of Rings
- 3
- Oem Comp Ratio
- 9.3:1
- Original Sku
- 8604D100
- Over Size
- 1mm
- Pin Part Number
- WP052
- Pin Size
- 20mm
- Piston Number
- 8604D100
- Piston Size
- 85.94mm
- Product Type
- Forged Piston Kit
- Ring Part Number
- 860XSY
- Stroke
- 70mm
- Suits Wossner Con Rod
- P4033
- Vehicle Make
- Honda
- Wossner Comp Ratio
- 11.23:1
- Yom From
- 1996
- Yom To
- 2004
FULL DESCRIPTION
Forged Piston Kit, 86mm Bore
A forged piston kit for off-road motorcycle engines with an 86mm bore, an 85.94mm piston size and three rings. It has a 1mm oversize, a 26.2mm compression height, a 20mm pin and a 70mm stroke. The compression ratio is 11.23:1.
Specifications
- Bore size: 86mm
- Piston size: 85.94mm
- Oversize: 1mm
- Compression height: 26.2mm
- Pin size: 20mm
- Stroke: 70mm
- Displacement: 397cc
- Number of rings: 3
- Dome / bowl volume: 3.2cc
- Compression ratio: 11.23:1
- Ring part number: 860XSY
- Pin part number: WP052
- Clip part number: CW20
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Call or email us with your make, model and year and we will check it for you before you order.
UK delivery is Β£4.99, or free on orders over Β£60. Orders ship within 3 working days, then delivery takes 2β4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
More answers in our FAQ.
RELATED PARTS
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.


