2Bros Parts

PISTON KIT 16-22 SXF250 78mm KTM HC HIGH COMPRESSION WOSSNER 8924DC

£220.73

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Wossner 8924DC high compression piston kit for 249cc engines. Bore size 78.02mm, piston size 77.97mm. Includes lock part number CW16, pin part number WP070, and ring set part number RIK78.00. Features Wossner forged piston design for superior strength and heat transfer. Elliptically designed for uniform bearing surface and even thrust load distribution. Made in Germany. Hub stroke 52.30mm, clearance 0.05mm. Compression ratio 14.50:1, OEM compression ratio 13.90:1. Dome volume -0.94cm3. Compression height 19.50mm. Theoretical weight 135.00g.

Specifications
SKU
56-W265.C.WO.HC
Brand
Wossner
Availability
In Stock (11)

Fitments (34)

MakeModelYear
GAS-GASEX F 2502021
GAS-GASEX F 2502022
GAS-GASEX F 2502023
GAS-GASMC F 2502021
GAS-GASMC F 2502022
GAS-GASMC F 2502023
HUSQVARNAFC 2502016
HUSQVARNAFC 2502017
HUSQVARNAFC 2502018
HUSQVARNAFC 2502019
HUSQVARNAFC 2502020
HUSQVARNAFC 2502021
HUSQVARNAFC 2502022
HUSQVARNAFE 2502016
HUSQVARNAFE 2502017
HUSQVARNAFE 2502018
HUSQVARNAFE 2502019
KTM250 EXC-F2016
KTM250 EXC-F2017
KTM250 EXC-F2018
KTM250 EXC-F2019
KTM250 SX-F2016
KTM250 SX-F2017
KTM250 SX-F2018
KTM250 SX-F2019
KTM250 SX-F2020
KTM250 SX-F2021
KTM250 SX-F2022
KTM250 XC-F2016
KTM250 XC-F2017
KTM250 XC-F2018
KTM250 XC-F2019
KTM250 XC-F2020
KTM250 XC-F2021
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
78mm
Variant Id
255319
Delivery2–4 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wossner High Compression Piston Kit for KTM SXF250

Upgrade your KTM SXF250's performance with this high-quality Wossner Piston Kit. Engineered for superior strength and optimal combustion, this kit is designed to deliver a noticeable power increase and enhanced engine efficiency.

Key Features:

  • Superior Strength and Design: Wossner forged pistons are renowned for their robust construction and advanced engineering.
  • Optimized Heat Transfer: The piston is meticulously designed to facilitate efficient transfer of combustion chamber heat to the cylinder walls, promoting better engine cooling and longevity.
  • Elliptical Design: Features an elliptical profile that ensures a uniform bearing surface even under extreme heat expansion. This design effectively eliminates localized pressure, distributes thrust loads evenly, and prevents piston collapse for consistent performance.
  • High Compression Ratio: Offers an increased compression ratio of 14.50:1 compared to the OEM's 13.90:1, leading to improved power output.
  • Precision Engineering: Manufactured in Germany to exacting standards for reliable and durable performance.
  • Complete Kit: Includes piston, lock ring (CW16), pin (WP070), and ring set (RIKT78.00) for a comprehensive upgrade.

Technical Specifications:

  • Bore Size: 78.02mm
  • Piston Size: 77.97mm
  • Clearance: 0.05mm
  • Dome Volume: -0.94cm3
  • Compression Height: 19.50mm
  • Theoretical Weight: 135.00g
  • Engine Displacement: 249cm3
  • Hub Stroke: 52.30mm
Before you buy

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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.

UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 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

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