Name: Cylinder Full Kit +5.60mm Big Bore 72.00mm Yamaha 2003 - 2025 YZ 2T 250 Athena P400485100042
Brand: Athena
SKU: 56-K156.72.CKA
Price: 1306.67 GBP
Availability: InStock

Cylinder Full Kit +5.60mm Big Bore 72.00mm Yamaha 2003 - 2025 YZ 2T 250 Athena P400485100042

Athena
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Description

Athena Big Bore Cylinder Kit for Yamaha YZ 250 2T, increasing displacement to 293cc with a bore diameter of 72.00mm (+5.60mm over stock). Engineered in Italy, this kit includes a high-quality aluminum cylinder with a nickel-silicon coating for durability and wear resistance. Designed for direct installation without modifications to the engine crankcase.

Features

Increases displacement to 293cc
Bore diameter: 72.00mm (+5.60mm over stock)
Compression ratio: 15.0:1
Nickel-silicon coated for wear resistance
Includes all necessary components for installation
No modifications required to the engine crankcase

Specifications

Bore Diameter: 72.00mm
Bore Gain: +5.6mm
Compression Ratio: 15.0:1
Displacement: 293cc
Net Weight: 3.50 kg

Included Components

Aluminum cylinder
Cylinder head
Complete piston (with piston pin and rings)
Exhaust valve kit
Gasket kit

Cross-Reference OEM Part Numbers

S4F07200006A (Piston Kit 71.95mm)
S4F07200006B (Piston Kit 71.96mm)
P400485160183 (Gasket Kit)
S410485308029 (Cylinder Head)
S410485303025 (Valve Assy Kit)
S41316257 (Rings)

Vehicle Fitments

Yamaha YZ 250 2T (2003-2025)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	YZ 2T 250	2019
YAMAHA	YZ 2T 250	2018
YAMAHA	YZ 2T 250	2017
YAMAHA	YZ 2T 250	2016
YAMAHA	YZ 2T 250	2015
YAMAHA	YZ 2T 250	2005
YAMAHA	YZ 2T 250	2004
YAMAHA	YZ 2T 250	2003
YAMAHA	YZ 2T 250	2006-2007
YAMAHA	YZ 2T 250	2012-2014
YAMAHA	YZ 2T 250	2008-2011
YAMAHA	YZ 250	2003-2018
YAMAHA	YZ 250	2003-2021
YAMAHA	YZ 250	2003-2016

Cylinder Full Kit +5.60mm Big Bore 72.00mm Yamaha 2003 - 2025 YZ 2T 250 Athena P400485100042

Athena
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Athena Big Bore Cylinder Kit for Yamaha YZ 250 2T, increasing displacement to 293cc with a bore diameter of 72.00mm... Read more

8 in stock 1-2 business days

£1,306.67 Incl. VAT

Guaranteed secure & safe checkout.

SKU: 56-K156.72.CKA
Barcode: 8055681301122

Free shipping on all orders above £75

No hassle returns within 30 days

Description

Athena Big Bore Cylinder Kit for Yamaha YZ 250 2T, increasing displacement to 293cc with a bore diameter of 72.00mm (+5.60mm over stock). Engineered in Italy, this kit includes a high-quality aluminum cylinder with a nickel-silicon coating for durability and wear resistance. Designed for direct installation without modifications to the engine crankcase.

Features

Increases displacement to 293cc
Bore diameter: 72.00mm (+5.60mm over stock)
Compression ratio: 15.0:1
Nickel-silicon coated for wear resistance
Includes all necessary components for installation
No modifications required to the engine crankcase

Specifications

Bore Diameter: 72.00mm
Bore Gain: +5.6mm
Compression Ratio: 15.0:1
Displacement: 293cc
Net Weight: 3.50 kg

Included Components

Aluminum cylinder
Cylinder head
Complete piston (with piston pin and rings)
Exhaust valve kit
Gasket kit

Cross-Reference OEM Part Numbers

S4F07200006A (Piston Kit 71.95mm)
S4F07200006B (Piston Kit 71.96mm)
P400485160183 (Gasket Kit)
S410485308029 (Cylinder Head)
S410485303025 (Valve Assy Kit)
S41316257 (Rings)

Vehicle Fitments

Yamaha YZ 250 2T (2003-2025)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	YZ 2T 250	2019
YAMAHA	YZ 2T 250	2018
YAMAHA	YZ 2T 250	2017
YAMAHA	YZ 2T 250	2016
YAMAHA	YZ 2T 250	2015
YAMAHA	YZ 2T 250	2005
YAMAHA	YZ 2T 250	2004
YAMAHA	YZ 2T 250	2003
YAMAHA	YZ 2T 250	2006-2007
YAMAHA	YZ 2T 250	2012-2014
YAMAHA	YZ 2T 250	2008-2011
YAMAHA	YZ 250	2003-2018
YAMAHA	YZ 250	2003-2021
YAMAHA	YZ 250	2003-2016

Shipping & Delivery

How long will my item take to arrive?

Orders are typically dispatched within 1 working day and are shipped on a 24hour (non-guaranteed) service.

Where do you ship to?

We currently only ship orders within the UK.

How can I track my order?

Once your order has been dispatched, you will receive a tracking code. Tracking information is emailed to the email address that was provided when placing the order.

Can I collect my order?

Unfortunately we do not offer order collections from our fulfilment centre.