# Wiseco HD 1340 Evo Screamin Eagle Front 3504X Piston Kit 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. - Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation - Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions - Performance-Enhancing Features: Varied across applications to maximize both durability and power - Improved tensile strength of forged material optimizes strength and service life - Optimized compression ratio to fit your build and performance goals - Designed and built specifically for each V-Twin engine platform - Engineered, forged, and machined in the USA in Mentor, OH - Wrist pin, rings and circlips included - 3.503 in. Bore, 10.5:1 CR This Part Fits: Year Make Model Submodel 1994-1998 Harley-Davidson FLHR Road King Base 1998 Harley-Davidson FLHRCI Road King Classic Base 1996-1997 Harley-Davidson FLHRI Road King Base 1987-1993 Harley-Davidson FLHS Electra Glide Sport Base 1988,1995-1998 Harley-Davidson FLHT Electra Glide Standard Base 1984-1998 Harley-Davidson FLHTC Electra Glide Classic Base 1996-1998 Harley-Davidson FLHTCI Electra Glide Classic Base 1989-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base 1995-1998 Harley-Davidson FLHTCUI Electra Glide Ultra Classic Base 1986-1990 Harley-Davidson FLST Heritage Softail Base 1988-1999 Harley-Davidson FLSTC Heritage Softail Classic Base 1991-1996 Harley-Davidson FLSTF Fat Boy Base 1993 Harley-Davidson FLSTN Heritage Softail Nostalgia Base 1994-1996 Harley-Davidson FLSTN Heritage Softail Special Base 1995-1999 Harley-Davidson FXD Dyna Super Glide Base 1992 Harley-Davidson FXDB-D Dyna Glide Daytona Base 1991 Harley-Davidson FXDB-S Dyna Glide Sturgis Base 1993-1999 Harley-Davidson FXDL Dyna Low Rider Base 1994-1999 Harley-Davidson FXDS-Conv Dyna Convertible Base 1993-1999 Harley-Davidson FXDWG Dyna Wide Glide Base 1984-1994 Harley-Davidson FXR Super Glide II Base 1999 Harley-Davidson FXR2 Base 1999 Harley-Davidson FXR3 Base 1985-1987 Harley-Davidson FXRC Low Rider Chrome Base 1986 Harley-Davidson FXRD Sport Glide Grand Touring Base 1984 Harley-Davidson FXRDG Disc Glide Base 1984-1992 Harley-Davidson FXRS Low Glide Base 1990-1993 Harley-Davidson FXRS-Conv Low Rider Sport Convertible Base 1986-1993 Harley-Davidson FXRS-SP Low Rider Sport Base 1984-1992 Harley-Davidson FXRT Sport Glide Base 1984-1999 Harley-Davidson FXST Softail Standard Base 1986-1999 Harley-Davidson FXSTC Softail Custom Base 1988-1999 Harley-Davidson FXSTS Springer Softail Base ## Details - **Price:** 307.48 CAD - **Vendor:** Wiseco - **Type:** Piston Sets - Powersports ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 307.48 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - Photo - out of package - Photo - out of package - Photo - out of package - Photo - out of package - Photo - out of package - Photo - out of package - Photo - out of package - Photo - out of package --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/wiseco-hd-1340-evo-screamin-eagle-front-3504x-piston-kit) > Updated: 2026-07-14