PISTON KIT HARLEY 3.882" SET/2, WOSSNER K8855D040-2 DAVIDSON, ROAD
4.1 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Wossner piston kit K8855D040-2 for Harley Davidson Twin Cam 88" Big Bore engines (117 cu. in). Features a 3.882" bore size, +0.015" oversize. Domed pistons provide a 10:1 compression ratio. Forged, skirt-coated pistons minimize friction and wear, engineered for efficient heat transfer. Elliptical design promotes even pressure distribution. Manufactured in Germany. Includes rings, clips, and pins. Quantity: 2 pistons per kit.
- SKU
- 56-W9965.040.WO
- Brand
- Wossner
- Availability
- Out of Stock
Fitments (14)
| Make | Model | Year |
|---|---|---|
| HARLEY DAVIDSON | TWINCAM BB 88 | 1999 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2000 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2001 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2002 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2003 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2004 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2005 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2006 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2007 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2008 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2009 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2010 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2011 |
| HARLEY DAVIDSON | TWINCAM BB 88 | 2012 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 3.882"
- Variant Id
- 259332
FULL DESCRIPTION
Wossner Piston Kit for Harley Davidson Twin Cam Big Bore
Upgrade your Harley Davidson Twin Cam Big Bore engine with this high-performance Wossner piston kit. Engineered for enhanced power and durability, this kit is designed for engines with a 3.882-inch bore, specifically 0.015-inch oversize. The domed piston design contributes to a 10:1 compression ratio, providing a significant boost for your motorcycle.
Key Features:
- Forged high-performance pistons (2 included) with skirt coating to reduce friction and wear.
- Optimized for efficient heat transfer from the combustion chamber to the cylinder walls.
- Elliptical piston design ensures even pressure distribution even under high thermal loads.
- Domed piston shape contributes to a 10:1 compression ratio for increased performance.
- Manufactured in Germany to exacting standards.
- Complete kit includes high-quality rings, clips, and pins for a straightforward installation.
Specifications:
- Bore Size: 3.882 inches (0.015 inch oversize)
- Compression Ratio: 10:1
- Piston Type: Forged, skirt-coated, domed
- Quantity: 2 pistons per kit
- Wossner Part Number: K8855D040-2
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. 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.
Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.