Bikers Choice 77-99 Big Twin Tappet Guide Alignment Tool 1/4-20 - Precision Engine Alignment Fixture for Harley-Davidson Big Twins

A precision-crafted fixture designed to align tappet guides quickly and accurately. This sturdy, wrench-ready tool ensures smooth tappet installation and proper guide seating every time, reducing engine wear and simplifying rebuilds.

• Helps ensure precise tappet block and oil feed hole alignment during assembly
• 1/4-20 threaded tool that replaces H-D factory tool 33443
• Aligns tappen guides on 1978-1999 H-D Big Twin engines

The Bikers Choice Part Number 489761 is a precision-engineered fixture designed to facilitate the quick and accurate alignment of tappet guides on Harley-Davidson Big Twin engines from 1978 to 1999. Crafted with durability and ease of use in mind, this tool ensures smooth tappet installation and proper guide seating, which is essential for maintaining optimal engine performance and reducing wear over time. Its sturdy construction provides a reliable grip during assembly, making it an indispensable part of any rebuild or maintenance process.

The alignment tool features a 1/4-20 threaded design that replaces the factory tool 33443, offering a straightforward and effective solution for mechanics and enthusiasts alike. It helps ensure that the tappet block and oil feed hole are precisely aligned, which is critical for proper lubrication and engine longevity. Designed specifically for 1990 Harley-Davidson models such as the FLHS Electra Glide Sport, FLHTC Electra Glide Classic, FLHTCU Ultra Classic, and other Big Twin variants, this tool integrates seamlessly into the repair process.

Made from high-quality materials, the Bikers Choice Tappet Guide Alignment Tool withstands the rigors of engine work, reducing the risk of misalignment that could lead to costly repairs or engine damage. Its compatibility with a wide range of Harley-Davidson Big Twin models makes it a versatile addition to any motorcycle toolkit. Whether performing a rebuild or routine maintenance, this fixture simplifies the task of guiding tappets into position accurately, saving time and effort while ensuring engine integrity. The tool's design and functionality make it a valuable asset for professional mechanics and motorcycle enthusiasts dedicated to maintaining Harley-Davidson engines in peak condition.

Features:

• Helps ensure precise tappet block and oil feed hole alignment during assembly

• 1/4-20 threaded tool that replaces H-D factory tool 33443

• Aligns tappet guides on 1978-1999 Harley-Davidson Big Twin engines

• Constructed from durable materials for long-lasting use

• Designed for easy installation and reliable performance during engine rebuilds

Fitment: 1977 Harley Davidson FLH Electra Glide Base 1977 Harley Davidson FX Super Glide Base 1977 Harley Davidson FXE Super Glide Base 1977 Harley Davidson FXS Low Rider Base 1978 Harley Davidson FLH Electra Glide Base 1978 Harley Davidson FX Super Glide Base 1978 Harley Davidson FXE Super Glide Base 1978 Harley Davidson FXS Low Rider Base 1979 Harley Davidson FLH Electra Glide Base 1979 Harley Davidson FLHC Electra Glide Classic Base 1979 Harley Davidson FXE Super Glide Base 1979 Harley Davidson FXEF Fat Bob Base 1979 Harley Davidson FXS Low Rider Base 1980 Harley Davidson FLH Electra Glide Base 1980 Harley Davidson FLHC Electra Glide Classic Base 1980 Harley Davidson FLHS Electra Glide Sport Base 1980 Harley Davidson FLT Tour Glide Base 1980 Harley Davidson FXB Sturgis Base 1980 Harley Davidson FXE Super Glide Base 1980 Harley Davidson FXEF Fat Bob Base 1980 Harley Davidson FXS Low Rider Base 1980 Harley Davidson FXWG Wide Glide Base 1981 Harley Davidson FLH Electra Glide Base 1981 Harley Davidson FLHC Electra Glide Classic Base 1981 Harley Davidson FLHS Electra Glide Sport Base 1981 Harley Davidson FLT Tour Glide Base 1981 Harley Davidson FLTC Tour Glide Classic Base 1981 Harley Davidson FXB Sturgis Base 1981 Harley Davidson FXE Super Glide Base 1981 Harley Davidson FXEF Fat Bob Base 1981 Harley Davidson FXS Low Rider Base 1981 Harley Davidson FXWG Wide Glide Base 1982 Harley Davidson FLH Electra Glide Base 1982 Harley Davidson FLHS Electra Glide Sport Base 1982 Harley Davidson FLT Tour Glide Base 1982 Harley Davidson FLTC Tour Glide Classic Base 1982 Harley Davidson FXB Sturgis Base 1982 Harley Davidson FXE Super Glide Base 1982 Harley Davidson FXEF Fat Bob Base 1982 Harley Davidson FXR Super Glide II Base 1982 Harley Davidson FXRS Low Glide Base 1982 Harley Davidson FXS Low Rider Base 1982 Harley Davidson FXWG Wide Glide Base 1983 Harley Davidson FLH Electra Glide Base 1983 Harley Davidson FLHS Electra Glide Sport Base 1983 Harley Davidson FLHTC Electra Glide Classic Base 1983 Harley Davidson FLT Tour Glide Base 1983 Harley Davidson FLTC Tour Glide Classic Base 1983 Harley Davidson FXDG Disc Glide Base 1983 Harley Davidson FXE Super Glide Base 1983 Harley Davidson FXEF Fat Bob Base 1983 Harley Davidson FXR Super Glide II Base 1983 Harley Davidson FXRS Low Glide Base 1983 Harley Davidson FXRT Sport Glide Base 1983 Harley Davidson FXSB Low Rider - Belt Base 1983 Harley Davidson FXWG Wide Glide Base 1984 Harley Davidson FLH Electra Glide Base 1984 Harley Davidson FLHS Electra Glide Sport Base 1984 Harley Davidson FLHTC Electra Glide Classic Base 1984 Harley Davidson FLTC Tour Glide Classic Base 1984 Harley Davidson FXE Super Glide Base 1984 Harley Davidson FXEF Fat Bob Base 1984 Harley Davidson FXR Super Glide II Base 1984 Harley Davidson FXRDG Disc Glide Base 1984 Harley Davidson FXRS Low Glide Base 1984 Harley Davidson FXRT Sport Glide Base 1984 Harley Davidson FXSB Low Rider - Belt Base 1984 Harley Davidson FXST Softail Standard Base 1984 Harley Davidson FXWG Wide Glide Base 1985 Harley Davidson FLH Electra Glide Base 1985 Harley Davidson FLHTC Electra Glide Classic Base 1985 Harley Davidson FLTC Tour Glide Classic Base 1985 Harley Davidson FXEF Fat Bob Base 1985 Harley Davidson FXR Super Glide II Base 1985 Harley Davidson FXRC Low Rider Chrome Base 1985 Harley Davidson FXRS Low Glide Base 1985 Harley Davidson FXRT Sport Glide Base 1985 Harley Davidson FXSB Low Rider - Belt Base 1985 Harley Davidson FXST Softail Standard Base 1985 Harley Davidson FXWG Wide Glide Base 1985 Harley-Davidson FXRPF Police Base 1986 Harley Davidson FLHT Electra Glide Standard Base 1986 Harley Davidson FLHTC Electra Glide Classic Base 1986 Harley Davidson FLST Heritage Softail Base 1986 Harley Davidson FLTC Tour Glide Classic Base 1986 Harley Davidson FXR Super Glide II Base 1986 Harley Davidson FXRC Low Rider Chrome Base 1986 Harley Davidson FXRD Sport Glide Grand Touring Base 1986 Harley Davidson FXRS Low Glide Base 1986 Harley Davidson FXRS-SP Low Rider Sport Base 1986 Harley Davidson FXRT Sport Glide Base 1986 Harley Davidson FXST Softail Standard Base 1986 Harley Davidson FXSTC Softail Custom Base 1986 Harley Davidson FXWG Wide Glide Base 1986 Harley-Davidson FXRPF Police Base 1987 Harley Davidson FLHS Electra Glide Sport Base 1987 Harley Davidson FLHT Electra Glide Standard Base 1987 Harley Davidson FLHTC Electra Glide Classic Base 1987 Harley Davidson FLST Heritage Softail Base 1987 Harley Davidson FLTC Tour Glide Classic Base 1987 Harley Davidson FXLR Low Rider Custom Base 1987 Harley Davidson FXR Super Glide II Base 1987 Harley Davidson FXRC Low Rider Chrome Base 1987 Harley Davidson FXRS Low Glide Base 1987 Harley Davidson FXRS-SP Low Rider Sport Base 1987 Harley Davidson FXRT Sport Glide Base 1987 Harley Davidson FXST Softail Standard Base 1987 Harley Davidson FXSTC Softail Custom Base 1987 Harley-Davidson FXRPF Police Base 1988 Harley Davidson FLHS Electra Glide Sport Base 1988 Harley Davidson FLHT Electra Glide Standard Base 1988 Harley Davidson FLHTC Electra Glide Classic Base 1988 Harley Davidson FLST Heritage Softail Base 1988 Harley Davidson FLSTC Heritage Softail Classic Base 1988 Harley Davidson FLTC Tour Glide Classic Base 1988 Harley Davidson FXLR Low Rider Custom Base 1988 Harley Davidson FXR Super Glide II Base 1988 Harley Davidson FXRS Low Glide Base 1988 Harley Davidson FXRS-SP Low Rider Sport Base 1988 Harley Davidson FXRT Sport Glide Base 1988 Harley Davidson FXST Softail Standard Base 1988 Harley Davidson FXSTC Softail Custom Base 1988 Harley Davidson FXSTS Springer Softail Base 1988 Harley-Davidson FXRPF Police Base 1989 Harley Davidson FLHS Electra Glide Sport Base 1989 Harley Davidson FLHT Electra Glide Standard Base 1989 Harley Davidson FLHTC Electra Glide Classic Base 1989 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1989 Harley Davidson FLST Heritage Softail Base 1989 Harley Davidson FLSTC Heritage Softail Classic Base 1989 Harley Davidson FLTC Tour Glide Classic Base 1989 Harley Davidson FLTCU Tour Glide Ultra Classic Base 1989 Harley Davidson FXLR Low Rider Custom Base 1989 Harley Davidson FXR Super Glide II Base 1989 Harley Davidson FXRS Low Glide Base 1989 Harley Davidson FXRS-SP Low Rider Sport Base 1989 Harley Davidson FXRT Sport Glide Base 1989 Harley Davidson FXST Softail Standard Base 1989 Harley Davidson FXSTC Softail Custom Base 1989 Harley Davidson FXSTS Springer Softail Base 1989 Harley-Davidson FXRPF Police Base 1990 Harley Davidson FLHS Electra Glide Sport Base 1990 Harley Davidson FLHT Electra Glide Standard Base 1990 Harley Davidson FLHTC Electra Glide Classic Base 1990 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1990 Harley Davidson FLST Heritage Softail Base 1990 Harley Davidson FLSTC Heritage Softail Classic Base 1990 Harley Davidson FLSTF Fat Boy Base 1990 Harley Davidson FLTC Tour Glide Classic Base 1990 Harley Davidson FLTCU Tour Glide Ultra Classic Base 1990 Harley Davidson FXLR Low Rider Custom Base 1990 Harley Davidson FXR Super Glide II Base 1990 Harley Davidson FXRS Low Glide Base 1990 Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1990 Harley Davidson FXRS-SP Low Rider Sport Base 1990 Harley Davidson FXRT Sport Glide Base 1990 Harley Davidson FXST Softail Standard Base 1990 Harley Davidson FXSTC Softail Custom Base 1990 Harley Davidson FXSTS Springer Softail Base 1990 Harley-Davidson FXRPF Police Base 1991 Harley Davidson FLHS Electra Glide Sport Base 1991 Harley Davidson FLHT Electra Glide Standard Base 1991 Harley Davidson FLHTC Electra Glide Classic Base 1991 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1991 Harley Davidson FLSTC Heritage Softail Classic Base 1991 Harley Davidson FLSTF Fat Boy Base 1991 Harley Davidson FLTC Tour Glide Classic Base 1991 Harley Davidson FLTCU Tour Glide Ultra Classic Base 1991 Harley Davidson FXDB-D Dyna Glide Daytona Base 1991 Harley Davidson FXDB-S Dyna Glide Sturgis Base 1991 Harley Davidson FXLR Low Rider Custom Base 1991 Harley Davidson FXR Super Glide II Base 1991 Harley Davidson FXRS Low Glide Base 1991 Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1991 Harley Davidson FXRS-SP Low Rider Sport Base 1991 Harley Davidson FXRT Sport Glide Base 1991 Harley Davidson FXST Softail Standard Base 1991 Harley Davidson FXSTC Softail Custom Base 1991 Harley Davidson FXSTS Springer Softail Base 1991 Harley-Davidson FXRPF Police Base 1992 Harley Davidson FLHS Electra Glide Sport Base 1992 Harley Davidson FLHT Electra Glide Standard Base 1992 Harley Davidson FLHTC Electra Glide Classic Base 1992 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1992 Harley Davidson FLSTC Heritage Softail Classic Base 1992 Harley Davidson FLSTF Fat Boy Base 1992 Harley Davidson FLTC Tour Glide Classic Base 1992 Harley Davidson FLTCU Tour Glide Ultra Classic Base 1992 Harley Davidson FXDB-D Dyna Glide Daytona Base 1992 Harley Davidson FXDC Super Glide Custom Base 1992 Harley Davidson FXLR Low Rider Custom Base 1992 Harley Davidson FXR Super Glide II Base 1992 Harley Davidson FXRS Low Glide Base 1992 Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1992 Harley Davidson FXRS-SP Low Rider Sport Base 1992 Harley Davidson FXRT Sport Glide Base 1992 Harley Davidson FXST Softail Standard Base 1992 Harley Davidson FXSTC Softail Custom Base 1992 Harley Davidson FXSTS Springer Softail Base 1992 Harley-Davidson FXRPF Police Base 1993 Harley Davidson FLHS Electra Glide Sport Base 1993 Harley Davidson FLHT Electra Glide Standard Base 1993 Harley Davidson FLHTC Electra Glide Classic Base 1993 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1993 Harley Davidson FLSTC Heritage Softail Classic Base 1993 Harley Davidson FLSTF Fat Boy Base 1993 Harley Davidson FLSTN Heritage Softail Nostalgia Base 1993 Harley Davidson FLTC Tour Glide Classic Base 1993 Harley Davidson FLTCU Tour Glide Ultra Classic Base 1993 Harley Davidson FXDL Dyna Low Rider Base 1993 Harley Davidson FXDWG Dyna Wide Glide Base 1993 Harley Davidson FXLR Low Rider Custom Base 1993 Harley Davidson FXR Super Glide II Base 1993 Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1993 Harley Davidson FXRS-SP Low Rider Sport Base 1993 Harley Davidson FXST Softail Standard Base 1993 Harley Davidson FXSTC Softail Custom Base 1993 Harley Davidson FXSTS Springer Softail Base 1993 Harley-Davidson FXRPF Police Base 1994 Harley Davidson FLHR Road King Base 1994 Harley Davidson FLHT Electra Glide Standard Base 1994 Harley Davidson FLHTC Electra Glide Classic Base 1994 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1994 Harley Davidson FLSTC Heritage Softail Classic Base 1994 Harley Davidson FLSTF Fat Boy Base 1994 Harley Davidson FLSTN Heritage Softail Special Base 1994 Harley Davidson FLTCU Tour Glide Ultra Classic Base 1994 Harley Davidson FXDL Dyna Low Rider Base 1994 Harley Davidson FXDS-Conv Dyna Convertible Base 1994 Harley Davidson FXDWG Dyna Wide Glide Base 1994 Harley Davidson FXLR Low Rider Custom Base 1994 Harley Davidson FXR Super Glide II Base 1994 Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1994 Harley Davidson FXST Softail Standard Base 1994 Harley Davidson FXSTC Softail Custom Base 1994 Harley Davidson FXSTS Springer Softail Base 1994 Harley-Davidson FXRPF Police Base 1995 Harley Davidson FLHR Road King Base 1995 Harley Davidson FLHT Electra Glide Standard Base 1995 Harley Davidson FLHTC Electra Glide Classic Base 1995 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1995 Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1995 Harley Davidson FLSTC Heritage Softail Classic Base 1995 Harley Davidson FLSTF Fat Boy Base 1995 Harley Davidson FLSTN Heritage Softail Special Base 1995 Harley Davidson FLTCU Tour Glide Ultra Classic Base 1995 Harley Davidson FXD Dyna Super Glide Base 1995 Harley Davidson FXDL Dyna Low Rider Base 1995 Harley Davidson FXDS-Conv Dyna Convertible Base 1995 Harley Davidson FXDWG Dyna Wide Glide Base 1995 Harley Davidson FXST Softail Standard Base 1995 Harley Davidson FXSTC Softail Custom Base 1995 Harley Davidson FXSTS Springer Softail Base 1995 Harley Davidson FXSTSB Bad Boy Base 1996 Harley Davidson FLHR Road King Base 1996 Harley Davidson FLHRI Road King Base 1996 Harley Davidson FLHT Electra Glide Standard Base 1996 Harley Davidson FLHTC Electra Glide Classic Base 1996 Harley Davidson FLHTCI Electra Glide Classic Base 1996 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1996 Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1996 Harley Davidson FLSTC Heritage Softail Classic Base 1996 Harley Davidson FLSTF Fat Boy Base 1996 Harley Davidson FLSTN Heritage Softail Special Base 1996 Harley Davidson FLTCUI Tour Glide Ultra Classic Base 1996 Harley Davidson FXD Dyna Super Glide Base 1996 Harley Davidson FXDL Dyna Low Rider Base 1996 Harley Davidson FXDS-Conv Dyna Convertible Base 1996 Harley Davidson FXDWG Dyna Wide Glide Base 1996 Harley Davidson FXST Softail Standard Base 1996 Harley Davidson FXSTC Softail Custom Base 1996 Harley Davidson FXSTS Springer Softail Base 1996 Harley Davidson FXSTSB Bad Boy Base 1997 Harley Davidson FLHR Road King Base 1997 Harley Davidson FLHRI Road King Base 1997 Harley Davidson FLHT Electra Glide Standard Base 1997 Harley Davidson FLHTC Electra Glide Classic Base 1997 Harley Davidson FLHTCI Electra Glide Classic Base 1997 Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1997 Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1997 Harley Davidson FLSTC Heritage Softail Classic Base 1997 Harley Davidson FLSTF Fat Boy Base 1997 Harley Davidson FLSTS Heritage Springer Base 1997 Harley Davidson FXD Dyna Super Glide Base 1997 Harley Davidson FXDL Dyna Low Rider Base 1997 Harley Davidson FXDS-Conv Dyna Convertible Base 1997 Harley Davidson FXDWG Dyna Wide Glide Base 1997 Harley Davidson FXST Softail Standard Base 1997 Harley Davidson FXSTC Softail Custom Base 1997 Harley Davidson FXSTS Springer Softail Base 1997 Harley Davidson FXSTSB Bad Boy Base 1998 Harley Davidson FLHR Road King Base 1998 Harley Davidson FLHRCI Road King Classic Base 1998 Harley Davidson FLHT Electra Glide Standard Base 1998 Harley Davidson FLHTC Electra Glide Classic Base 1998 Harley Davidson FLHTCI Electra Glide Classic Base 1998 Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1998 Harley Davidson FLSTC Heritage Softail Classic Base 1998 Harley Davidson FLSTF Fat Boy Base 1998 Harley Davidson FLSTS Heritage Springer Base 1998 Harley Davidson FLTR Road Glide Base 1998 Harley Davidson FLTRI Road Glide Base 1998 Harley Davidson FXD Dyna Super Glide Base 1998 Harley Davidson FXDL Dyna Low Rider Base 1998 Harley Davidson FXDS-Conv Dyna Convertible Base 1998 Harley Davidson FXDWG Dyna Wide Glide Base 1998 Harley Davidson FXST Softail Standard Base 1998 Harley Davidson FXSTC Softail Custom Base 1998 Harley Davidson FXSTS Springer Softail Base 1999 Harley Davidson FLSTC Heritage Softail Classic Base 1999 Harley Davidson FLSTF Fat Boy Base 1999 Harley Davidson FLSTS Heritage Springer Base 1999 Harley Davidson FXR2 Base 1999 Harley Davidson FXR3 Base 1999 Harley Davidson FXST Softail Standard Base 1999 Harley Davidson FXSTB Night Train Base 1999 Harley Davidson FXSTC Softail Custom Base 1999 Harley Davidson FXSTS Springer Softail Base