CYLINDER FULL KIT AND EXHAUST 65mm BB 2010-2015 KTM DUKE 125 ATHENA P400270100018
4.1 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
Comprehensive big-bore conversion kit increasing capacity to 160 cc with a 65.00 mm plated aluminium cylinder. Developed by Athena, the kit includes a matched piston assembly, ECU (CDI), full exhaust pipe and all necessary gaskets, enabling installation without crankcase modifications. Features include a 65.00 mm cylinder with nickel-silicon coating for smoothness and wear resistance, ECU calibrated for the kit, complete piston assembly, exhaust pipe designed to suit the kit, and all necessary gaskets for installation. Components are validated by bench and road testing for durability and reliability. Designed for installation without engine crankcase modification. Must be used in compliance with national regulations. Bore diameter 65.00 mm, displacement 160 cc. Net weight 1.80 kg. Cylinder material aluminium with nickel-silicon plating. Included components: Cylinder, piston, piston pin, rings, ECU (CDI), exhaust pipe, gasket set. Part number (kit): P400270100018. Additional part number: 56-K168.65.KIT. Manufacturer: Athena.
- SKU
- 56-K168.65KIT.B
- Brand
- Athena
- Availability
- In Stock (1)
- General Product Group
- Engine
- General Product Type
- Cylinder Kits
- Variant Id
- 253024
FULL DESCRIPTION
Athena 160cc Big Bore Cylinder Kit with Exhaust for KTM Duke 125 (2010-2015)
Upgrade your KTM Duke 125 with this comprehensive big-bore conversion kit from Athena, designed to increase displacement to 160 cc. This kit features a 65.00 mm plated aluminum cylinder and includes all necessary components for a complete installation.
Key Features:
- Increased Displacement: Boosts your engine's capacity to 160 cc with a 65.00 mm bore diameter.
- High-Quality Cylinder: Constructed from durable aluminum with a smooth and wear-resistant nickel-silicon (Motor-Nicksil) coating.
- Complete Engine Management: Comes with a specifically calibrated ECU (CDI) for optimal performance with the new displacement.
- Piston Assembly Included: Features a complete piston, pin, and rings set.
- Performance Exhaust: Includes a full exhaust pipe designed to complement the big bore kit.
- All Necessary Gaskets: A complete set of gaskets is provided for a straightforward installation.
- Engineered for Durability: Components have undergone rigorous bench and road testing to ensure reliability.
- No Crankcase Modification Required: Designed for installation without altering the engine crankcase.
- Compliance Note: Ensure use complies with all applicable national regulations.
Specifications:
- Bore Diameter: 65.00 mm
- Displacement: 160 cc
- Cylinder Material/Coating: Aluminum with Nickel-Silicon plating
- Included Components: Cylinder, piston, piston pin, rings, ECU (CDI), exhaust pipe, gasket set.
- Net Weight: 1.80 kg
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
Call or email us with your make, model and year 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.