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Wiseco Powersports Piston Kits 4012PS and Ring Kit, Forged Aluminum, 3.437 in., Harley-Davidson®, Kit

Wiseco Powersports Piston Kits 4012PS and Ring Kit, Forged Aluminum, 3.437 in., Harley-Davidson®, Kit

A$434.33
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

Wiseco powersports piston kits include your rings, piston pin, and circlips. Wiseco has a decade of experience producing quality pistons for dirt bikes, ATVs, snowmobiles, outboard marine engines, and motorcycles. Their piston kits provide strong, lightweight pistons with optimized designs that improve engine efficiency and maximize your torque and throttle response. Plus, Wiseco powersports piston kits are produced right here in the USA. It's time to blaze your own trail with Wiseco powersports piston kits.

Part Type

Powersports Piston and Ring Kits

Data: v4.2 - Upd: 2026-10-16 05:20:00

Specifications

Product Attributes - Brand
Wiseco
Product Attributes - Manufacturer's Part Number
4012PS
Product Attributes - Part Type
Powersports Piston and Ring Kits
Product Attributes - Product Line
Wiseco Powersports Piston Kits
Product Attributes - UPC
00193564126764
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Bore (in.)
3.437 in.
Product Attributes - Stroke
3.968 in.
Product Attributes - Rod Length
7.440 in.
Product Attributes - Wrist Pin Style
Floating
Product Attributes - Wrist Pin Retainers Included
Yes
Product Attributes - Top Ring Material
Cast iron
Product Attributes - Top Ring Facing Material
Moly
Product Attributes - Second Ring Material
Cast iron
Product Attributes - Second Ring Facing Material
Cast iron
Product Attributes - Oil Ring Material
Stainless steel
Product Attributes - Oil Ring Facing Material
Chrome
Product Attributes - File Fit
No
Product Attributes - Gapless
No
Product Attributes - Gaskets Included
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Designed for Harley-Davidson® Shovelhead and Panhead 74 cu. in. engines.

Reference Information

Brand Name/s Wiseco
StreetFX SKU wis4012PS
SFX Item ID 4764435
Supplier Item Code 4764435
Manufacturer SKU 4012PS
Manufacturer UPC 193564126764

Compatibility

Application Data
  • MakeHARLEY-DAVIDSON
    ModelE
    Beginning Year1948
    Ending Year1950
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelEL
    Beginning Year1948
    Ending Year1952
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelF
    Beginning Year1948
    Ending Year1950
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFL
    Beginning Year1948
    Ending Year1964
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLF
    Beginning Year1953
    Ending Year1964
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLFB
    Beginning Year1965
    Ending Year1969
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLHB
    Beginning Year1965
    Ending Year1969
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLH ELECTRA GLIDE
    Beginning Year1970
    Ending Year1977
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLHF
    Beginning Year1955
    Ending Year1964
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLHF
    Beginning Year1970
    Ending Year1972
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLHFB
    Beginning Year1965
    Ending Year1969
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXE SUPER GLIDE
    Beginning Year1974
    Ending Year1977
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXS LOW RIDER
    Beginning Year1977
    Ending Year1977
    Powersports Compression Ratio9.00 to 1
  • MakeHARLEY-DAVIDSON
    ModelFX SUPER GLIDE
    Beginning Year1971
    Ending Year1977
    Powersports Compression Ratio9.00 to 1

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