Whenever possible we use picture of the actual part number. Some items do use stock photos provided by the manufacturer.

 

When performance matters, the JE Piston Kit should be your go-to solution for upgrading your engine. This professional-grade kit contains all of the essential components necessary to upgrade or replace your existing pistons, making installation as simple as possible. Precision engineering means you can trust that every piece is designed for extreme applications, perfect whether you’re a serious competitor or you just want to experience the maximum performance from your engine. Thanks to the JE Piston Kit, you can get back on the road faster, with confidence that your setup will deliver superior power, agility, and reliability.

Piston making has been in the Jahn family for longer than sliced bread has been sold, since 1912 when the JE Pistons™ founder's father ran a foundry with the tagline "Nothing but Pistons." The same expert craftmanship and dedication that was put into those original pistons are still put in the ones that are made today, granted today's pistons are made with state-of-the-art CNC milling and forging machines. All JE™ pistons are designed, forged, and machined in-house to ensure total control and quality in every step of the process. JE Piston Kit Rings Pins FSR 3mm OB 98mm Bore 13.5:1 was expertly forged and crafted to ensure that it stands up to the toughest tests.

• Dome/ dish features smooth flowing radii; require no deburring or preparation
• Pins, pin fitment, lock, and rings included unless otherwise noted
• Machined from 2618-T6 high tensile forged aluminum
• Made in the U.S.A.

• Compression Ratio: 13.5:1
• Displacement: 480cc
• Wrist Pin Bearing Included : Yes
• Piston Over Bore Amount: 3 mm
• Piston Skirt Coated: Yes
• Piston Type: Machined
• Oem Piston Bore Size: 95 mm
• Piston Diameter: 98 mm

• 2009 Yamaha YFZ450R --
• 2010 Yamaha YFZ450R --
• 2011 Yamaha YFZ450R --
• 2012 Yamaha YFZ450R --
• 2013 Yamaha YFZ450R --
• 2014 Yamaha YFZ450R --
• 2015 Yamaha YFZ450R --
• 2016 Yamaha YFZ450R --
• 2017 Yamaha YFZ450R --
• 2018 Yamaha YFZ450R --
• 2019 Yamaha YFZ450R --
• 2020 Yamaha YFZ450R --

CLICK HERE to check out our other NEW YFZ450R parts.

Make sure to check out our other used YFZ450R parts.

 

Domestic Shipping

• Orders containing multiple items may ship separately in multiple shipments. They may not arrive at the same time and may take another couple of days for the complete order to arrive.
• Free and Flat Rate Shipping is limited to lower 48 States only.
• We ship Mon-Fri excluding Holidays.
• We use FedEx, UPS, and USPS. Which shipping method is used for your order is at our discretion. If you have a physical address and a PO box please provide both.
• Please make sure the shipping address is correct at checkout. Our shipping process is highly automated and shipping does not have access to ebay messages.
• Once the order is sent to a pull sheet at one of our warehouses we are NOT ABLE to change the address or cancel the order. It will ship to the address provided at checkout.
• If you make an error in the address or wish to cancel an order send an official CANCEL TRANSACTION REQUEST IMMEDIATELY. We do hold order a few minutes to allow for then. Our fulfillment process is automated and we will not see a direct message until it is to late to cancel it.
• Hawaii, Alaska, Puerto Rico and APO addresses must contact us prior to purchasing item for a shipping quote first. Shipping fees to APO, AK, PR and HI will be calculated individually and added to customer invoice prior to paying for the item.
• Make sure you have packages delivered to a secure location. We can not cover packages stolen after delivery.

International Shipping

• International shipments will ship through the ebay Global Shipping Program.
• PirateMX Powersports is not responsible for taxes and duties which may be due on your shipment.
• Please note that all prices are in U.S. Dollars. Any fitment provided is for US Spec models.

Returns Policy

Returns are accepted up to 30 days from purchase date

• Items must be in new condition, no returns are accepted on used or installed items. If the products show any signs of installation, we cannot accept the return.
• Item must be in original undamaged unopened packaging.
• Any and all returned electrical items that are not sealed will be considered USED and not resell-able and not eligible for a full refund.
• Use our shipping packaging to ship back the item, DO NOT tape the label directly to the original manufacturer’s box.

 

Contacting Us for a Return

Items purchased on ebay must be returned using the return process. Send us a message via ebay for help starting a return.

Warranties

All items are new in box unless listed otherwise. Any warranties are from the products manufacturer.

In the unlikely event you need to make a warranty claim, we will assist with the process. Products are limited to the manufacturer's warranty..

To contact us about a warranty related issue..

• Send us a message via ebay..

• WARNING: This product contains chemicals known to the State of California to cause cancer and/or reproductive harm, and birth defects or other reproductive harm.