Twin Power 043203 Evolution Big Twin Lower Rocker Box Gaskets for Harley Davidson 1990 Models

Description

The Twin Power 043203 lower rocker box gasket set is designed specifically for Harley Davidson Big Twin models from 1990, including popular models such as the Electra Glide, Heritage Softail, Fat Boy, and Softail Standard. Crafted in the USA, these gaskets ensure a reliable seal for your engine’s rocker box, helping to prevent oil leaks and maintain optimal engine performance. Made from durable materials, this set includes one lower gasket piece that fits seamlessly with the original components, providing an exact replacement for the factory part. Proper sealing of the rocker box is critical for maintaining engine integrity, reducing maintenance costs, and prolonging the life of your motorcycle.

This gasket set is engineered to meet or exceed OEM specifications, ensuring a perfect fit and reliable performance during demanding rides. Installation is straightforward for experienced mechanics or DIY enthusiasts familiar with Harley Davidson engine components. The design accommodates the specific dimensions and contours of the 1990 models, guaranteeing a tight seal that withstands the vibration and heat generated during operation. Whether you’re restoring a vintage Harley or performing routine maintenance, the Twin Power gasket set offers peace of mind with quality craftsmanship and precision fit.

Please note that this product is not carburetor approved and is not intended for use with air freight. It conforms to all relevant environmental and safety standards, making it a dependable choice for enthusiasts seeking genuine parts made in the USA. Compatible with a range of Harley Davidson Big Twin models from 1990, this gasket set is an essential component for maintaining your motorcycle’s performance and reliability over time.

Features:

• Designed for Harley Davidson Big Twin models from 1990

• Includes one lower rocker box gasket for reliable sealing

• Made in the USA with durable, high-quality materials

• Exact OEM replacement for improved engine performance

• Easy to install for both professionals and DIY mechanics

Fitment:
Harley Davidson FLHR Road King Base 1997
Harley Davidson FLHR Road King Base 1998
Harley Davidson FLHR Road King Base 1999
Harley Davidson FLHRCI Road King Classic Base 1998
Harley Davidson FLHRCI Road King Classic Base 1999
Harley Davidson FLHRI Road King Base 1996
Harley Davidson FLHRI Road King Base 1997
Harley Davidson FLHS Electra Glide Sport Base 1984
Harley Davidson FLHS Electra Glide Sport Base 1987
Harley Davidson FLHS Electra Glide Sport Base 1988
Harley Davidson FLHS Electra Glide Sport Base 1989
Harley Davidson FLHS Electra Glide Sport Base 1990
Harley Davidson FLHS Electra Glide Sport Base 1991
Harley Davidson FLHS Electra Glide Sport Base 1992
Harley Davidson FLHS Electra Glide Sport Base 1993
Harley Davidson FLHT Electra Glide Standard Base 1995
Harley Davidson FLHT Electra Glide Standard Base 1996
Harley Davidson FLHT Electra Glide Standard Base 1997
Harley Davidson FLHT Electra Glide Standard Base 1998
Harley Davidson FLHT Electra Glide Standard Base 1999
Harley Davidson FLHTC Electra Glide Classic Base 1984
Harley Davidson FLHTC Electra Glide Classic Base 1985
Harley Davidson FLHTC Electra Glide Classic Base 1986
Harley Davidson FLHTC Electra Glide Classic Base 1987
Harley Davidson FLHTC Electra Glide Classic Base 1988
Harley Davidson FLHTC Electra Glide Classic Base 1989
Harley Davidson FLHTC Electra Glide Classic Base 1990
Harley Davidson FLHTC Electra Glide Classic Base 1991
Harley Davidson FLHTC Electra Glide Classic Base 1992
Harley Davidson FLHTC Electra Glide Classic Base 1993
Harley Davidson FLHTC Electra Glide Classic Base 1994
Harley Davidson FLHTC Electra Glide Classic Base 1995
Harley Davidson FLHTC Electra Glide Classic Base 1996
Harley Davidson FLHTC Electra Glide Classic Base 1997
Harley Davidson FLHTC Electra Glide Classic Base 1998
Harley Davidson FLHTC Electra Glide Classic Base 1999
Harley Davidson FLHTCI Electra Glide Classic Base 1996
Harley Davidson FLHTCI Electra Glide Classic Base 1997
Harley Davidson FLHTCI Electra Glide Classic Base 1998
Harley Davidson FLHTCI Electra Glide Classic Base 1999
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1989
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1990
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1991
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1992
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1993
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1994
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1995
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1996
Harley Davidson FLHTCU Electra Glide Ultra Classic Base 1997
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1995
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1996
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1997
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1998
Harley Davidson FLHTCUI Electra Glide Ultra Classic Base 1999
Harley Davidson FLST Heritage Softail Base 1986
Harley Davidson FLST Heritage Softail Base 1987
Harley Davidson FLST Heritage Softail Base 1988
Harley Davidson FLST Heritage Softail Base 1989
Harley Davidson FLST Heritage Softail Base 1990
Harley Davidson FLSTC Heritage Softail Classic Base 1988
Harley Davidson FLSTC Heritage Softail Classic Base 1989
Harley Davidson FLSTC Heritage Softail Classic Base 1990
Harley Davidson FLSTC Heritage Softail Classic Base 1991
Harley Davidson FLSTC Heritage Softail Classic Base 1992
Harley Davidson FLSTC Heritage Softail Classic Base 1993
Harley Davidson FLSTC Heritage Softail Classic Base 1994
Harley Davidson FLSTC Heritage Softail Classic Base 1995
Harley Davidson FLSTC Heritage Softail Classic Base 1996
Harley Davidson FLSTC Heritage Softail Classic Base 1997
Harley Davidson FLSTC Heritage Softail Classic Base 1998
Harley Davidson FLSTC Heritage Softail Classic Base 1999
Harley Davidson FLSTF Fat Boy Base 1990
Harley Davidson FLSTF Fat Boy Base 1991
Harley Davidson FLSTF Fat Boy Base 1992
Harley Davidson FLSTF Fat Boy Base 1993
Harley Davidson FLSTF Fat Boy Base 1994
Harley Davidson FLSTF Fat Boy Base 1995
Harley Davidson FLSTF Fat Boy Base 1996
Harley Davidson FLSTF Fat Boy Base 1997
Harley Davidson FLSTF Fat Boy Base 1998
Harley Davidson FLSTF Fat Boy Base 1999
Harley Davidson FLSTN Heritage Softail Special Base 1994
Harley Davidson FLSTN Heritage Softail Special Base 1995
Harley Davidson FLSTN Heritage Softail Special Base 1996
Harley Davidson FLSTS Heritage Springer Base 1997
Harley Davidson FLSTS Heritage Springer Base 1998
Harley Davidson FLSTS Heritage Springer Base 1999
Harley Davidson FLTCUI Tour Glide Ultra Classic Base 1996
Harley Davidson FLTR Road Glide Base 1998
Harley Davidson FLTR Road Glide Base 1999
Harley Davidson FLTRI Road Glide Base 1998
Harley Davidson FLTRI Road Glide Base 1999
Harley Davidson FXD Dyna Super Glide Base 1995
Harley Davidson FXD Dyna Super Glide Base 1996
Harley Davidson FXD Dyna Super Glide Base 1997
Harley Davidson FXD Dyna Super Glide Base 1998
Harley Davidson FXD Dyna Super Glide Base 1999
Harley Davidson FXDL Dyna Low Rider Base 1993
Harley Davidson FXDL Dyna Low Rider Base 1994
Harley Davidson FXDL Dyna Low Rider Base 1995
Harley Davidson FXDL Dyna Low Rider Base 1996
Harley Davidson FXDL Dyna Low Rider Base 1997
Harley Davidson FXDL Dyna Low Rider Base 1998
Harley Davidson FXDL Dyna Low Rider Base 1999
Harley Davidson FXDS-Conv Dyna Convertible Base 1994
Harley Davidson FXDS-Conv Dyna Convertible Base 1995
Harley Davidson FXDS-Conv Dyna Convertible Base 1996
Harley Davidson FXDS-Conv Dyna Convertible Base 1997
Harley Davidson FXDS-Conv Dyna Convertible Base 1998
Harley Davidson FXDS-Conv Dyna Convertible Base 1999
Harley Davidson FXDWG Dyna Wide Glide Base 1993
Harley Davidson FXDWG Dyna Wide Glide Base 1994
Harley Davidson FXDWG Dyna Wide Glide Base 1995
Harley Davidson FXDWG Dyna Wide Glide Base 1996
Harley Davidson FXDWG Dyna Wide Glide Base 1997
Harley Davidson FXDWG Dyna Wide Glide Base 1998
Harley Davidson FXDWG Dyna Wide Glide Base 1999
Harley Davidson FXDX Dyna Super Glide Sport Base 1999
Harley Davidson FXR Super Glide II Base 1984
Harley Davidson FXR Super Glide II Base 1985
Harley Davidson FXR Super Glide II Base 1986
Harley Davidson FXR Super Glide II Base 1987
Harley Davidson FXR Super Glide II Base 1988
Harley Davidson FXR Super Glide II Base 1989
Harley Davidson FXR Super Glide II Base 1990
Harley Davidson FXR Super Glide II Base 1991
Harley Davidson FXR Super Glide II Base 1992
Harley Davidson FXR Super Glide II Base 1993
Harley Davidson FXR Super Glide II Base 1994
Harley Davidson FXR2 Base 1999
Harley Davidson FXR3 Base 1999
Harley Davidson FXRC Low Rider Chrome Base 1985
Harley Davidson FXRC Low Rider Chrome Base 1986
Harley Davidson FXRC Low Rider Chrome Base 1987
Harley Davidson FXRD Sport Glide Grand Touring Base 1986
Harley Davidson FXRDG Disc Glide Base 1984
Harley Davidson FXRS Low Glide Base 1984
Harley Davidson FXRS Low Glide Base 1985
Harley Davidson FXRS Low Glide Base 1986
Harley Davidson FXRS Low Glide Base 1987
Harley Davidson FXRS Low Glide Base 1988
Harley Davidson FXRS Low Glide Base 1989
Harley Davidson FXRS Low Glide Base 1990
Harley Davidson FXRS Low Glide Base 1991
Harley Davidson FXRS Low Glide Base 1992
Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1990
Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1991
Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1992
Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1993
Harley Davidson FXRS-Conv Low Rider Sport Convertible Base 1994
Harley Davidson FXRT Sport Glide Base 1984
Harley Davidson FXRT Sport Glide Base 1985
Harley Davidson FXRT Sport Glide Base 1986
Harley Davidson FXRT Sport Glide Base 1987
Harley Davidson FXRT Sport Glide Base 1988
Harley Davidson FXRT Sport Glide Base 1989
Harley Davidson FXRT Sport Glide Base 1990
Harley Davidson FXRT Sport Glide Base 1991
Harley Davidson FXRT Sport Glide Base 1992
Harley Davidson FXST Softail Standard Base 1984
Harley Davidson FXST Softail Standard Base 1985
Harley Davidson FXST Softail Standard Base 1986
Harley Davidson FXST Softail Standard Base 1987
Harley Davidson FXST Softail Standard Base 1988
Harley Davidson FXST Softail Standard Base 1989
Harley Davidson FXST Softail Standard Base 1990
Harley Davidson FXST Softail Standard Base 1991
Harley Davidson FXST Softail Standard Base 1992
Harley Davidson FXST Softail Standard Base 1993
Harley Davidson FXST Softail Standard Base 1994
Harley Davidson FXST Softail Standard Base 1995
Harley Davidson FXST Softail Standard Base 1996
Harley Davidson FXST Softail Standard Base 1997
Harley Davidson FXST Softail Standard Base 1998
Harley Davidson FXST Softail Standard Base 1999
Harley Davidson FXSTB Night Train Base 1999
Harley Davidson FXSTC Softail Custom Base 1986
Harley Davidson FXSTC Softail Custom Base 1987
Harley Davidson FXSTC Softail Custom Base 1988
Harley Davidson FXSTC Softail Custom Base 1989
Harley Davidson FXSTC Softail Custom Base 1990
Harley Davidson FXSTC Softail Custom Base 1991
Harley Davidson FXSTC Softail Custom Base 1992
Harley Davidson FXSTC Softail Custom Base 1993
Harley Davidson FXSTC Softail Custom Base 1994
Harley Davidson FXSTC Softail Custom Base 1995
Harley Davidson FXSTC Softail Custom Base 1996
Harley Davidson FXSTC Softail Custom Base 1997
Harley Davidson FXSTC Softail Custom Base 1998
Harley Davidson FXSTC Softail Custom Base 1999
Harley Davidson FXSTS Springer Softail Base 1988
Harley Davidson FXSTS Springer Softail Base 1989
Harley Davidson FXSTS Springer Softail Base 1990
Harley Davidson FXSTS Springer Softail Base 1991
Harley Davidson FXSTS Springer Softail Base 1992
Harley Davidson FXSTS Springer Softail Base 1993
Harley Davidson FXSTS Springer Softail Base 1994
Harley Davidson FXSTS Springer Softail Base 1995
Harley Davidson FXSTS Springer Softail Base 1996
Harley Davidson FXSTS Springer Softail Base 1997
Harley Davidson FXSTS Springer Softail Base 1998
Harley Davidson FXSTS Springer Softail Base 1999
Harley Davidson FXSTSB Bad Boy Base 1995
Harley Davidson FXSTSB Bad Boy Base 1996
Harley Davidson FXSTSB Bad Boy Base 1997
Harley-Davidson FXRPF Police Base 1985
Harley-Davidson FXRPF Police Base 1986
Harley-Davidson FXRPF Police Base 1987
Harley-Davidson FXRPF Police Base 1988
Harley-Davidson FXRPF Police Base 1989
Harley-Davidson FXRPF Police Base 1990
Harley-Davidson FXRPF Police Base 1991
Harley-Davidson FXRPF Police Base 1992
Harley-Davidson FXRPF Police Base 1993
Harley-Davidson FXRPF Police Base 1994
Harley-Davidson FXRPF Police Base 1995