2Bros Parts

PISTON KIT YZF450 14-15 97.00, FORGED WOSSNER 8895DA, 1SL-11631-00-00

$169.29

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Delivery to United States 5–8 business days

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Wossner forged piston kit with 97.00mm bore size (96.96mm actual). Engineered for enhanced strength and optimal thermal conductivity, facilitating efficient combustion chamber heat transfer to the cylinder walls. The elliptical design ensures a uniform bearing surface during thermal expansion, minimizing localized stress and evenly distributing thrust loads to prevent piston collapse. Displacement 449 cm³, stroke 60.80mm, clearance 0.04mm, compression ratio OEM (12.50:1), dome volume -4.90 cm³, compression height 24.00mm. Manufactured in Germany. Cross-reference OEM part number 1SL-11631-00-00.

Specifications
SKU
56-W4963.A.WO
Brand
Wossner
Availability
In Stock (2)

Fitments (28)

MakeModelYear
YAMAHAWR 450F2016
YAMAHAWR 450F2017
YAMAHAWR 450F2018
YAMAHAWR 450F2019
YAMAHAWRF 4502016
YAMAHAWRF 4502017
YAMAHAWRF 4502018
YAMAHAWRF 4502019
YAMAHAYZ 450F2014
YAMAHAYZ 450F2015
YAMAHAYZ 450F2016
YAMAHAYZ 450F2017
YAMAHAYZ 450F2018
YAMAHAYZ 450F2019
YAMAHAYZ 450FX2016
YAMAHAYZ 450FX2017
YAMAHAYZ 450FX2018
YAMAHAYZ 450FX2019
YAMAHAYZF 4502014
YAMAHAYZF 4502015
YAMAHAYZF 4502016
YAMAHAYZF 4502017
YAMAHAYZF 4502018
YAMAHAYZF 4502019
YAMAHAYZF X 4502016
YAMAHAYZF X 4502017
YAMAHAYZF X 4502018
YAMAHAYZF X 4502019
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
97mm
Variant Id
256490
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wossner Forged Piston Kit - 97.00mm Bore

Experience superior performance and durability with the Wossner Forged Piston Kit. Engineered for high-performance Yamaha engines, this piston is crafted from forged aluminum for exceptional strength and optimal thermal conductivity. This design facilitates efficient combustion chamber heat transfer to the cylinder walls, contributing to smoother engine operation and enhanced power output. The advanced elliptical design ensures a uniform bearing surface, even under extreme thermal expansion, which minimizes localized stress and evenly distributes thrust loads to prevent piston collapse.

Manufactured in Germany, this Wossner piston boasts precision engineering and high-quality materials. It is designed to maintain the OEM compression ratio, making it a direct replacement for enhanced engine reliability.

Key Features:

  • Forged construction for maximum durability and strength.
  • Engineered for optimal heat transfer, improving thermal efficiency.
  • Elliptical design promotes uniform load distribution and prevents piston stress.
  • Precision manufactured in Germany for superior quality.
  • Designed to meet OEM specifications for reliable fitment.

Specifications:

  • Bore Size: 97.00mm (actual size 96.96mm)
  • Stroke: 60.80mm
  • Clearance: 0.04mm
  • Compression Ratio: OEM (12.50:1)
  • Dome Volume: -4.90 cm³
  • Compression Height: 24.00mm

Replaces OEM Part Number: 1SL-11631-00-00

Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).

Check the fitment table on this page against your make, model and year. Not sure? Call or email us 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

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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.

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