Street. Track. Everything between.
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Wiseco HD 1340 Shovelhead 9.51 (3497X-4730PS) Piston Kit

SKU: WISK1623

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports...

Wiseco HD 1340 Shovelhead 9.51 (3497X-4730PS) Piston Kit

SKU: WISK1623

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports...

A$729.79
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.
View cart 0
We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

V-Twin performance has been around since some of the earliest days of motorcycle racing and engine modification, and Wiseco has been there since the beginning. Applying over 80 years of experience, Wiseco has fine-tuned its V-Twin pistons for each specific engine platform to optimize performance and durability. From reliable rebuilds to all-out race, Wiseco has the pistons for your V-Twin build.

Part Type

Engine Piston Set

Data: v4.2 - Upd: 2026-10-15 00:29:44

Features

  • 3.497 in. Bore, 9.5:1 CR
  • Dedicated forgings allow for optimized strength-to-weight ratio
  • Designed and built for each specific 4-stroke powersports engine
  • Designed and built specifically for each V-Twin engine platform
  • Engineered, forged, and machined in the USA in Mentor, OH
  • Improved tensile strength of forged material optimizes strength and service life
  • Includes high-quality piston rings, wrist pin(s), and circlips
  • Optimized compression ratio to fit your build and performance goals
  • Wrist pin, rings and circlips included

Specifications

Product Attributes - Brand
Wiseco
Product Attributes - Manufacturer's Part Number
K1623
Product Attributes - Part Type
Powersports Piston and Ring Kits
Product Attributes - Product Line
Wiseco Powersports Piston Kits
Product Attributes - UPC
00193564149619
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Bore (in.)
3.497 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 80 cu. in. engines.

Reference Information

Brand Name/s Wiseco
StreetFX SKU wisK1623
SFX Item ID 4065882
Supplier Item Code 4065882
Manufacturer SKU K1623
Manufacturer UPC 193564149619
Alternative References (3497X-4730PS)

Compatibility

Application Data
  • MakeHARLEY-DAVIDSON
    ModelFLHC ELECTRA GLIDE CLASSIC
    Beginning Year1979
    Ending Year1981
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLH ELECTRA GLIDE
    Beginning Year1978
    Ending Year1984
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLHS ELECTRA GLIDE SPORT
    Beginning Year1980
    Ending Year1981
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLHS ELECTRA GLIDE SPORT
    Beginning Year1984
    Ending Year1984
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLHTC ELECTRA GLIDE CLASSIC
    Beginning Year1983
    Ending Year1984
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLTC TOUR GLIDE CLASSIC
    Beginning Year1981
    Ending Year1984
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFLT TOUR GLIDE
    Beginning Year1980
    Ending Year1983
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXB STURGIS
    Beginning Year1980
    Ending Year1982
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXDG DISC GLIDE
    Beginning Year1983
    Ending Year1983
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXEF FAT BOB
    Beginning Year1979
    Ending Year1981
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXE SUPER GLIDE
    Beginning Year1978
    Ending Year1984
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXRS LOW GLIDE
    Beginning Year1982
    Ending Year1984
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXR SUPER GLIDE II
    Beginning Year1982
    Ending Year1983
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXRT SPORT GLIDE
    Beginning Year1983
    Ending Year1984
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXSB LOW RIDER - BELT
    Beginning Year1983
    Ending Year1984
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXS LOW RIDER
    Beginning Year1978
    Ending Year1982
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFX SUPER GLIDE
    Beginning Year1978
    Ending Year1978
    Powersports Compression Ratio9.50 to 1
  • MakeHARLEY-DAVIDSON
    ModelFXWG WIDE GLIDE
    Beginning Year1980
    Ending Year1984
    Powersports Compression Ratio9.50 to 1

Loading compatibility information...

Keep shopping

More from Wiseco