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TwinPower

Twin Power 84-91 Evolution Big Twin Top End Gasket Kit Replaces H-D 17033-83B 3.5 Inch Bore

Twin Power 84-91 Evolution Big Twin Top End Gasket Kit Replaces H-D 17033-83B 3.5 Inch Bore

Regular price $160.99 USD
Regular price Sale price $160.99 USD
Sale Sold out
Shipping calculated at checkout.

SKU:TWP043158

Fitment first Check your year, model, and setup

Review the fitment notes in the description before ordering. Running a non-stock setup? Ask us first.

Low stock: 1 left

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Rider support
Ideal for top-end rebuilds, performance upgrades, or routine refreshes across multiple Harley engine platforms

This Part Fits:

Year Make Model Submodel
1984,1987-1991 Harley-Davidson FLHS Electra Glide Sport Base
1986-1991 Harley-Davidson FLHT Electra Glide Standard Base
1984-1991 Harley-Davidson FLHTC Electra Glide Classic Base
1989-1991 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1986-1990 Harley-Davidson FLST Heritage Softail Base
1988-1991 Harley-Davidson FLSTC Heritage Softail Classic Base
1990-1991 Harley-Davidson FLSTF Fat Boy Base
1984-1991 Harley-Davidson FXR Super Glide II 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
1985-1991 Harley-Davidson FXRPF Police Base
1984-1991 Harley-Davidson FXRS Low Glide Base
1990-1991 Harley-Davidson FXRS-Conv Low Rider Sport Convertible Base
1986-1991 Harley-Davidson FXRS-SP Low Rider Sport Base
1984-1991 Harley-Davidson FXRT Sport Glide Base
1984-1991 Harley-Davidson FXST Softail Standard Base
1986-1991 Harley-Davidson FXSTC Softail Custom Base
1988-1991 Harley-Davidson FXSTS Springer Softail Base
1984-1986 Harley-Davidson FXWG Wide Glide Base
Fitment & compatibility

Fitment information is listed in the product description. Confirm your year, model, trim, and any existing modifications before ordering.

What’s included

See the product description and images for included components. Contact us before ordering if your install may require adapters, gaskets, hardware, or other supporting parts.

Installation & specifications

Professional installation is recommended when the work involves controls, braking, fuel, electrical, or safety-critical components.

Shipping, returns & support

Availability and delivery estimates are shown during checkout. Please review the store policies before installation, and contact us promptly if you need help with an order.

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