# Wiseco HD Pan/Shovelhead (3477X-4012P4) Piston Kit

The Wiseco team has led the powersports performance industry through eras and technological advancements, including the rise of high-performance 4-stroke engines. Today, Wiseco's forged 4-stroke pistons are engineered for specific engine applications and manufactured to the tightest tolerances, offering unparalleled performance and strength. Wiseco 4-stroke pistons are proven across all levels of riding and are available for a wide range of models.

-   Improved tensile strength of forged material optimizes strength and service life
-   Optimized compression ratio to fit your build and performance goals
-   Designed and built for each specific 4-stroke powersports engine
-   Designed and built specifically for each V-Twin engine platform
-   Dedicated forgings allow for optimized strength-to-weight ratio
-   Includes high-quality piston rings, wrist pin(s), and circlips
-   Engineered, forged, and machined in the USA in Mentor, OH
-   Wrist pin, rings and circlips included
-   3.477 in. Bore, 9:1 CR

This Part Fits:

Year

Make

Model

Submodel

1948-1950

Harley-Davidson

F

Base

1948-1964

Harley-Davidson

FL

Base

1953-1964

Harley-Davidson

FLF

Base

1965-1969

Harley-Davidson

FLFB

Base

1958-1964

Harley-Davidson

FLH Duo-Glide

Base

1970-1977

Harley-Davidson

FLH Electra Glide

Base

1955-1957

Harley-Davidson

FLH Hydra-Glide

Base

1965-1969

Harley-Davidson

FLHB

Base

1955-1964,1970-1972

Harley-Davidson

FLHF

Base

1965-1969

Harley-Davidson

FLHFB

Base

1971-1977

Harley-Davidson

FX Super Glide

Base

1974-1977

Harley-Davidson

FXE Super Glide

Base

1977

Harley-Davidson

FXS Low Rider

Base

1948

Harley-Davidson

U

Base

1948

Harley-Davidson

UL

Base

1966-1977

Harley-Davidson

XLCH

Base

1966-1971

Harley-Davidson

XLH900

Base

1977

Harley-Davidson

XLT

Base

## Details

- **Price:** 505.08 CAD
- **Vendor:** Wiseco
- **Type:** Piston Sets - Powersports

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 505.08 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-pan-shovelhead-3477x-4012p4-piston-kit)
> Updated: 2026-07-14