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Attention: You are purchasing closed course competition Product(s)

I acknowledge that the product(s) being purchased () was/were designed and intended for closed course competition use only. The product(s) is/are neither designed nor intended for use on public roads or land and is against Federal and State regulations to do so. By proceeding with this purchase, I , agree to only use the product(s) for closed course competition.

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FREE SHIPPING OPTION FOR DOMESTIC ORDERS:

U.S. customers are offered a free shipping option for orders with a discounted subtotal greater than $150.00 (before taxes applied). The order's shipment destination must reside within the United States of America. The free shipping options still utilize our standard postage providers and 3rd party shipping companies. All terms and conditions that apply to normal orders will continue to apply to orders with a free shipping option.

NO RESTOCKING FEES:

An item returned within 30 days of purchase, that includes an accurate RMA#, in a perfectly new, unopened condition, and that complies with our other return policies, will not be charged a restocking fee.

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Spears Racing Drop In High Compression Piston Kit 320cc for Yamaha YZF-R3 2015+

Spears Racing Drop In High Compression Piston Kit 320cc for Yamaha YZF-R3 2015+. CNC machined to extremely strict tolerances. Features a 13:1 compression. Upgrade your Yamaha YZF-R3 with the Spears Racing High Compressoin Piston Kit. Spears Racing piston close up. Spears Racing high compression piston close up. TST Image Carousel Close

Spears Racing Drop In High Compression Piston Kit 320cc for Yamaha YZF-R3 2015+

Take your Yamaha R3 track bike to a new level with the Spears Racing High Compression FSR Slipper Skirt Forging Piston. We utilize this exact kit on our very own TST R3 Superbike.

Applications:

Yamaha YZF-R3 | 2015, 2016, 2017, 2018, 2019

SPECIAL ORDER ITEM: This is a special order item that requires additional lead time.

SHIPPING CHARGES: Due to the "Special Order" status of this item, shipping charges will be separately invoiced after purchase.

This product is part of our Worx Program!

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SKU R3-PistonKit
 
Price: $500.00
Quantity
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If buying this product as part of the Buy Together bundle below, define these options there.

Features

  • CNC machined with extremely strict tolerance of up to millionths of an inch.
  • Designed specifically for the high performance demands of the track
  • 13:1 Compression
  • Replaces Yamaha OEM pistons

Description

Upgrade your 2015+ Yamaha YZF-R3 race bike with the Spears Racing Drop-In High Compression FSR Slipper Skirt Forging Piston kit. Designed and manufactured by Spears Racing specifically for the high performance demands of racing. Spears Racing has carefully manufactured each piston using state of the art CNC machines to ensure an extremely strict tolerance of up to millionths of an inch. We proudly use this same kit in our TST Yamaha R3 Superbike engine.

Piston Ring Changes Have Been Made: These pistons now feature two piston rings as opposed to the three pictured above. Instead of two sets for compression and one for oil, this piston kit now features one ring for compression and one ring for oil.

Installation Requirements: The end user and his/her mechanic assume all responsibility for installation and use of this product. This technology is not intended for any individual not willing to assume any and all responsibility and liability associated with the use of this product. A highly skilled and experienced race technician/mechanic adept in such technology should perform the installation and setup of these parts.

This product was designed and intended for closed course competition use ONLY. This product is neither designed nor intended for use on public roads or land.

  • (2) Pistons
  • Ring set
  • Wrist pin set
  • Clip set

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

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