Tracker Series™ Piston Kit — 3.508" bore, 4.250" stroke, 1,345 cc

WISECO Tracker Series™ Piston Kit — 3.508" bore, 4.250" stroke, 1,345 cc – 84-86 Big Twin, 84-98 Touring, 85-99 Softail, 91-99 Dyna, 85-94 FXR, 99 CVO

WISECO
0903-1577
WK0215P1

Forged pistons with generous valve pockets for big valves and cams.

Includes rings, piston pins and circlips for two pistons.

Force-fed pin oiling and a pressure-seal groove enhance sealing and durability.

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High-strength forged piston crown with generous valve pockets for large valves and aggressive camshafts.

Precision-fit rings selected for each application work with force-fed pin oiling and a pressure-seal groove to reduce ring lift and power loss.

A proprietary skirt coating reduces friction, lowers operating noise and improves scuff resistance.

Valued-packaged with two pistons, rings, piston pins and circlips; pistons are made in the USA. 🔧🇺🇸

: 0903-1577
In Stock

Data sheet

Brand
WISECO
Bore - Oversize
+0.010"
Bore Size
3,508"
Compression Ratio
8.5:1
Harley Family
CVO
Dyna
FXR
Softail
Touring
Vintage Big Twin

This product fits the following vehicles. Use the filters below to narrow down the list if needed.

Manufacturer Model Family Year Notes
Harley Davidson Electra Glide Standard Big Twin 1984 1340 EVO Flat Top
Harley Davidson Electra Glide Standard Big Twin 1985 1340 EVO Flat Top
Harley Davidson Road King Touring 1994 1340 EVO Flat Top
Harley Davidson Road King Touring 1995 1340 EVO Flat Top
Harley Davidson Road King Touring 1996 1340 EVO Flat Top
Harley Davidson Road King Touring 1997 1340 EVO Flat Top
Harley Davidson Road King Touring 1998 1340 EVO Flat Top
Harley Davidson Road King Classic Touring 1998 1340 EVO Flat Top
Harley Davidson Road King Touring 1996 1340 EVO Flat Top
Harley Davidson Road King Touring 1997 1340 EVO Flat Top
Harley Davidson Electra Glide Sport Touring 1987 1340 EVO Flat Top
Harley Davidson Electra Glide Sport Touring 1988 1340 EVO Flat Top
Harley Davidson Electra Glide Sport Touring 1989 1340 EVO Flat Top
Harley Davidson Electra Glide Sport Touring 1990 1340 EVO Flat Top
Harley Davidson Electra Glide Sport Touring 1991 1340 EVO Flat Top
Harley Davidson Electra Glide Sport Touring 1992 1340 EVO Flat Top
Harley Davidson Electra Glide Sport Touring 1993 1340 EVO Flat Top
Harley Davidson Electra Glide Sport Touring 1994 1340 EVO Flat Top
Harley Davidson Electra Glide Touring 1984 1340 EVO Flat Top
Harley Davidson Electra Glide Touring 1986 1340 EVO Flat Top
Harley Davidson Electra Glide Touring 1987 1340 EVO Flat Top
Harley Davidson Electra Glide Touring 1988 1340 EVO Flat Top
Harley Davidson Electra Glide Standard Touring 1995 1340 EVO Flat Top
Harley Davidson Electra Glide Standard Touring 1996 1340 EVO Flat Top
Harley Davidson Electra Glide Standard Touring 1997 1340 EVO Flat Top
Harley Davidson Electra Glide Standard Touring 1998 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1984 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1985 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1986 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1987 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1988 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1989 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1990 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1991 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1992 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1993 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1994 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1995 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1996 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1997 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1998 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1996 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1997 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1998 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1989 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1990 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1991 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1992 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1993 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1994 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1995 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1996 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1997 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Special Anniversary Edition Touring 1995 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1996 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1997 1340 EVO Flat Top
Harley Davidson Electra Glide Ultra Classic Touring 1998 1340 EVO Flat Top
Harley Davidson Electra Glide Classic Touring 1984 1340 EVO Flat Top
Harley Davidson Electra Glide Special Touring 1984 1340 EVO Flat Top
Harley Davidson Electra Glide Special Touring 1985 1340 EVO Flat Top
Harley Davidson Heritage Softail Softail 1986 1340 EVO Flat Top
Harley Davidson Heritage Softail Softail 1987 1340 EVO Flat Top
Harley Davidson Heritage Softail Softail 1988 1340 EVO Flat Top
Harley Davidson Heritage Softail Softail 1989 1340 EVO Flat Top
Harley Davidson Heritage Softail Softail 1990 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1988 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1989 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1990 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1991 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1992 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1993 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1994 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1995 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1996 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1997 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1998 1340 EVO Flat Top
Harley Davidson Heritage Softail Classic Softail 1999 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1990 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1991 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1992 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1993 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1994 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1995 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1996 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1997 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1998 1340 EVO Flat Top
Harley Davidson Fat Boy Softail 1999 1340 EVO Flat Top
Harley Davidson Heritage Softail Special/Nostalgia Softail 1993 1340 EVO Flat Top
Harley Davidson Heritage Softail Special/Nostalgia Softail 1994 1340 EVO Flat Top
Harley Davidson Heritage Softail Special/Nostalgia Softail 1995 1340 EVO Flat Top
Harley Davidson Heritage Softail Special/Nostalgia Softail 1996 1340 EVO Flat Top
Harley Davidson Heritage Softail Springer Softail 1997 1340 EVO Flat Top
Harley Davidson Heritage Softail Springer Softail 1998 1340 EVO Flat Top
Harley Davidson Heritage Softail Springer Softail 1999 1340 EVO Flat Top
Harley Davidson Tour Glide Touring 1984 1340 EVO Flat Top
Harley Davidson Tour Glide Classic Touring 1984 1340 EVO Flat Top
Harley Davidson Tour Glide Classic Touring 1985 1340 EVO Flat Top
Harley Davidson Tour Glide Classic Touring 1986 1340 EVO Flat Top
Harley Davidson Tour Glide Classic Touring 1987 1340 EVO Flat Top
Harley Davidson Tour Glide Classic Touring 1988 1340 EVO Flat Top
Harley Davidson Tour Glide Classic Touring 1989 1340 EVO Flat Top
Harley Davidson Tour Glide Classic Touring 1990 1340 EVO Flat Top
Harley Davidson Tour Glide Classic Touring 1991 1340 EVO Flat Top
Harley Davidson Tour Glide Ultra Classic Touring 1989 1340 EVO Flat Top
Harley Davidson Tour Glide Ultra Classic Touring 1990 1340 EVO Flat Top
Harley Davidson Tour Glide Ultra Classic Touring 1991 1340 EVO Flat Top
Harley Davidson Tour Glide Ultra Classic Touring 1992 1340 EVO Flat Top
Harley Davidson Tour Glide Ultra Classic Touring 1993 1340 EVO Flat Top
Harley Davidson Tour Glide Ultra Classic Touring 1994 1340 EVO Flat Top
Harley Davidson Tour Glide Ultra Classic Touring 1995 1340 EVO Flat Top
Harley Davidson Tour Glide Ultra Classic Touring 1996 1340 EVO Flat Top
Harley Davidson Road Glide Touring 1998 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Dyna 1995 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Dyna 1996 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Dyna 1997 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Dyna 1998 1340 EVO Flat Top
Harley Davidson Dyna Glide Sturgis Dyna 1991 1340 EVO Flat Top
Harley Davidson Dyna Glide Daytona Dyna 1992 1340 EVO Flat Top
Harley Davidson Dyna Glide Custom Dyna 1992 1340 EVO Flat Top
Harley Davidson Dyna Low Rider Dyna 1993 1340 EVO Flat Top
Harley Davidson Dyna Low Rider Dyna 1994 1340 EVO Flat Top
Harley Davidson Dyna Low Rider Dyna 1995 1340 EVO Flat Top
Harley Davidson Dyna Low Rider Dyna 1996 1340 EVO Flat Top
Harley Davidson Dyna Low Rider Dyna 1997 1340 EVO Flat Top
Harley Davidson Dyna Low Rider Dyna 1998 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Convertible Dyna 1994 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Convertible Dyna 1995 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Convertible Dyna 1996 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Convertible Dyna 1997 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Convertible Dyna 1998 1340 EVO Flat Top
Harley Davidson Dyna Super Glide Convertible Dyna 1999 1340 EVO Flat Top
Harley Davidson Dyna Wide Glide Dyna 1993 1340 EVO Flat Top
Harley Davidson Dyna Wide Glide Dyna 1994 1340 EVO Flat Top
Harley Davidson Dyna Wide Glide Dyna 1995 1340 EVO Flat Top
Harley Davidson Dyna Wide Glide Dyna 1996 1340 EVO Flat Top
Harley Davidson Dyna Wide Glide Dyna 1997 1340 EVO Flat Top
Harley Davidson Dyna Wide Glide Dyna 1998 1340 EVO Flat Top
Harley Davidson Fat Bob Big Twin 1985 1340 EVO Flat Top
Harley Davidson Fat Bob Big Twin 1986 1340 EVO Flat Top
Harley Davidson Low Rider Custom FXR 1987 1340 EVO Flat Top
Harley Davidson Low Rider Custom FXR 1988 1340 EVO Flat Top
Harley Davidson Low Rider Custom FXR 1989 1340 EVO Flat Top
Harley Davidson Low Rider Custom FXR 1990 1340 EVO Flat Top
Harley Davidson Low Rider Custom FXR 1991 1340 EVO Flat Top
Harley Davidson Low Rider Custom FXR 1992 1340 EVO Flat Top
Harley Davidson Low Rider Custom FXR 1993 1340 EVO Flat Top
Harley Davidson Low Rider Custom FXR 1994 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1986 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1987 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1988 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1989 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1990 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1991 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1992 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1993 1340 EVO Flat Top
Harley Davidson Super Glide FXR 1994 1340 EVO Flat Top
Harley Davidson Super Glide Screamin Eagle CVO 1999 1340 EVO Flat Top
Harley Davidson Super Glide Screamin Eagle CVO 1999 1340 EVO Flat Top
Harley Davidson Low Glide Custom FXR 1985 1340 EVO Flat Top
Harley Davidson Low Glide Custom FXR 1986 1340 EVO Flat Top
Harley Davidson Low Glide Custom FXR 1987 1340 EVO Flat Top
Harley Davidson Disc Glide FXR 1986 1340 EVO Flat Top
Harley Davidson Disc Glide Big Twin 1985 1340 EVO Flat Top
Harley Davidson Low Glide FXR 1985 1340 EVO Flat Top
Harley Davidson Low Rider FXR 1986 1340 EVO Flat Top
Harley Davidson Low Rider FXR 1987 1340 EVO Flat Top
Harley Davidson Low Rider FXR 1988 1340 EVO Flat Top
Harley Davidson Low Rider FXR 1989 1340 EVO Flat Top
Harley Davidson Low Rider FXR 1990 1340 EVO Flat Top
Harley Davidson Low Rider FXR 1991 1340 EVO Flat Top
Harley Davidson Low Rider FXR 1992 1340 EVO Flat Top
Harley Davidson Low Rider Convertible FXR 1989 1340 EVO Flat Top
Harley Davidson Low Rider Convertible FXR 1990 1340 EVO Flat Top
Harley Davidson Low Rider Convertible FXR 1991 1340 EVO Flat Top
Harley Davidson Low Rider Convertible FXR 1992 1340 EVO Flat Top
Harley Davidson Low Rider Convertible FXR 1993 1340 EVO Flat Top
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1986 1340 EVO Flat Top
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1987 1340 EVO Flat Top
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1988 1340 EVO Flat Top
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1989 1340 EVO Flat Top
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1990 1340 EVO Flat Top
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1991 1340 EVO Flat Top
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1992 1340 EVO Flat Top
Harley Davidson Low Rider Sport Edition (Fxrsl) FXR 1993 1340 EVO Flat Top
Harley Davidson Sport Glide FXR 1985 1340 EVO Flat Top
Harley Davidson Sport Glide FXR 1986 1340 EVO Flat Top
Harley Davidson Sport Glide FXR 1987 1340 EVO Flat Top
Harley Davidson Sport Glide FXR 1988 1340 EVO Flat Top
Harley Davidson Sport Glide FXR 1989 1340 EVO Flat Top
Harley Davidson Sport Glide FXR 1990 1340 EVO Flat Top
Harley Davidson Sport Glide FXR 1991 1340 EVO Flat Top
Harley Davidson Sport Glide FXR 1992 1340 EVO Flat Top
Harley Davidson Low Rider Big Twin 1985 1340 EVO Flat Top
Harley Davidson Softail Softail 1985 1340 EVO Flat Top
Harley Davidson Softail Softail 1986 1340 EVO Flat Top
Harley Davidson Softail Softail 1987 1340 EVO Flat Top
Harley Davidson Softail Softail 1988 1340 EVO Flat Top
Harley Davidson Softail Softail 1989 1340 EVO Flat Top
Harley Davidson Softail Softail 1990 1340 EVO Flat Top
Harley Davidson Softail Softail 1999 1340 EVO Flat Top
Harley Davidson Softail Night Train Softail 1998 1340 EVO Flat Top
Harley Davidson Softail Night Train Softail 1999 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1986 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1987 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1988 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1989 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1990 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1991 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1992 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1993 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1994 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1995 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1996 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1997 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1998 1340 EVO Flat Top
Harley Davidson Softail Custom Softail 1999 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1988 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1989 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1990 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1991 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1992 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1993 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1994 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1995 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1996 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1997 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1998 1340 EVO Flat Top
Harley Davidson Softail Springer Softail 1999 1340 EVO Flat Top
Harley Davidson Bad Boy Softail 1995 1340 EVO Flat Top
Harley Davidson Bad Boy Softail 1996 1340 EVO Flat Top
Harley Davidson Bad Boy Softail 1997 1340 EVO Flat Top
Harley Davidson Wide Glide Big Twin 1985 1340 EVO Flat Top
Harley Davidson Wide Glide Big Twin 1986 1340 EVO Flat Top