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Wiseco 85-93 Yamaha FJ11/FJ12 High Compression Piston Kit

SKU: WISL1201

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports...

Wiseco 85-93 Yamaha FJ11/FJ12 High Compression Piston Kit

SKU: WISL1201

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports...

A$1,801.34
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.

Part Type

Engine Piston Set

Data: v4.2 - Upd: 2026-10-13 16:58:53

Features

  • 3.053 in. Bore
  • Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
  • Dedicated forgings allow for optimized strength-to-weight ratio
  • Designed and built for each specific 4-stroke powersports engine
  • Engineered, forged, and machined in the USA in Mentor, OH
  • Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
  • Improved tensile strength of forged material optimizes strength and service life
  • Includes high-quality piston rings, wrist pin(s), and circlips
  • Performance-Enhancing Features: Varied across applications to maximize both durability and power

Specifications

Product Attributes - Brand
Wiseco
Product Attributes - Manufacturer's Part Number
L1201
Product Attributes - Part Type
Powersports Piston and Ring Kits
Product Attributes - Product Line
Wiseco Powersports 4-Stroke Forged Series Piston Kits
Product Attributes - UPC
00193564156440
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Piston Style
Dome, with four valve reliefs
Product Attributes - Piston Head Volume (cc)
-8.00cc
Product Attributes - Bore (in.)
3.053 in.
Product Attributes - Stroke
63.75mm
Product Attributes - Wrist Pin Style
Floating
Product Attributes - Pin Diameter (in.)
0.709 in.
Product Attributes - Wrist Pin Retainers Included
Yes
Product Attributes - Top Ring Thickness
1.0mm
Product Attributes - Top Ring Material
Steel
Product Attributes - Top Ring Facing Material
Gas nitrided
Product Attributes - Second Ring Thickness
1.0mm
Product Attributes - Second Ring Material
Iron
Product Attributes - Second Ring Facing Material
Phosphate coated
Product Attributes - Oil Ring Material
Stainless steel
Product Attributes - Oil Ring Thickness
2.0mm
Product Attributes - File Fit
No
Product Attributes - Gapless
No
Product Attributes - Gaskets Included
Yes
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Gasket included is a base gasket.

Reference Information

Brand Name/s Wiseco
StreetFX SKU wisL1201
SFX Item ID 4066281
Supplier Item Code 4066281
Manufacturer SKU L1201
Manufacturer UPC 193564156440
Alternative References FJ11/FJ12

Compatibility

Application Data
  • MakeYAMAHA
    ModelFJ1100
    Beginning Year1985
    Ending Year1985
    Application NotesGasket included is a base gasket.
  • MakeYAMAHA
    ModelFJ1200
    Beginning Year1986
    Ending Year1993
    Application NotesGasket included is a base gasket.

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