Name: CYLINDER FULL KIT 98mm YAMAHA YFZ 450 09-25, ATHENA P400485100047 478cc BIG BORE, (Piston included)
Brand: Athena
SKU: 56-K172.98.CKA

CYLINDER FULL KIT 98mm YAMAHA YFZ 450 09-25, ATHENA P400485100047 478cc BIG BORE, (Piston included)

Athena
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Description

This big bore cylinder kit increases engine capacity to 478 cc and is supplied as a complete replacement assembly, including an aluminium cylinder with a nickel-silicon wear-resistant coating, a piston assembly, and all required gaskets. It is designed to install without modifications to the engine crankcase and is intended for high-temperature, high-load operation.

Features

Big bore cylinder kit supplied as a complete set for top-end replacement
Wear-resistant nickel-silicon cylinder coating for reduced friction and improved durability
Includes cylinder, piston, piston pin, piston rings, and full gasket set
Designed for installation without engine crankcase modifications
Developed and validated through bench and road testing

Cross reference

S4F09800004A Piston Kit 97,94
S4F09800004B Piston Kit 97,95
P400485160013 Gaskets Kit
S41316197 Rings

Specifications

Bore diameter: 98.00 mm
Displacement: 478.00 cc
Compression ratio: 12.5:1
Net weight: 1.17 kg
Cylinder material: aluminium
Cylinder coating: nickel-silicon (Motor-Nicksil)

Vehicle Fitments

YAMAHA YFZ R 450 cc (2009–2025)
YAMAHA YFZ X 450 cc (2010–2011)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	YFZ BILL BALANCE EDITION 450	2010
YAMAHA	YFZ X 450	2010-2021
YAMAHA	YFZ R 450	2009-2017
YAMAHA	YFZ S 450	2004-2011

CYLINDER FULL KIT 98mm YAMAHA YFZ 450 09-25, ATHENA P400485100047 478cc BIG BORE, (Piston included)

Athena
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This big bore cylinder kit increases engine capacity to 478 cc and is supplied as a complete replacement assembly, including... Read more

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SKU: 56-K172.98.CKA
Barcode: 8055681301146

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Description

This big bore cylinder kit increases engine capacity to 478 cc and is supplied as a complete replacement assembly, including an aluminium cylinder with a nickel-silicon wear-resistant coating, a piston assembly, and all required gaskets. It is designed to install without modifications to the engine crankcase and is intended for high-temperature, high-load operation.

Features

Big bore cylinder kit supplied as a complete set for top-end replacement
Wear-resistant nickel-silicon cylinder coating for reduced friction and improved durability
Includes cylinder, piston, piston pin, piston rings, and full gasket set
Designed for installation without engine crankcase modifications
Developed and validated through bench and road testing

Cross reference

S4F09800004A Piston Kit 97,94
S4F09800004B Piston Kit 97,95
P400485160013 Gaskets Kit
S41316197 Rings

Specifications

Bore diameter: 98.00 mm
Displacement: 478.00 cc
Compression ratio: 12.5:1
Net weight: 1.17 kg
Cylinder material: aluminium
Cylinder coating: nickel-silicon (Motor-Nicksil)

Vehicle Fitments

YAMAHA YFZ R 450 cc (2009–2025)
YAMAHA YFZ X 450 cc (2010–2011)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	YFZ BILL BALANCE EDITION 450	2010
YAMAHA	YFZ X 450	2010-2021
YAMAHA	YFZ R 450	2009-2017
YAMAHA	YFZ S 450	2004-2011

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.