What does 'BT' stand for in the product name?

BT typically stands for 'Big Twin' in the context of Harley-Davidson motorcycles, referring to their larger displacement engine platforms.

What is the bore size this gasket kit is designed for?

This gasket kit is specifically designed for engines that have a 4-1/8 inch bore size.

What kind of engine work is this gasket kit typically used for?

This kit is intended for top-end engine work, which usually involves the cylinder heads, cylinders, and related components.

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Trusted Since 1957

Est. 1957

Specifications

Brand: S&S Cycle
Part #: 90-9510
UPC: 90-9510

S&S Cycle 99-17 BT 4-1/8in Top End Gasket Kit

Name: S&S Cycle 99-17 BT 4-1/8in Top End Gasket Kit
Brand: S&S Cycle
SKU: s-s-cycle-s-s-cycle-99-17-bt-4-1-8in-top-end-gasket-kit-t14-661889
Price: 183.86 USD
Availability: InStock

$183.86

Only 1 left in stock

Key Features

Fits 1999-2017 Big Twin Harley-Davidson engines.
Designed for engines with a 4-1/8 inch bore.
Includes all necessary gaskets for top-end engine work.

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About this part

Product Details

S&S Cycle is well-known for building performance engine components for Harley-Davidson motorcycles. If you're working on the top end of your 1999-2017 Big Twin engine, this gasket kit is what you'll need to seal everything up properly. It's designed to fit engines with a 4-1/8 inch bore.

This kit contains all the necessary gaskets to get your top end rebuilt or refreshed. Having the right gaskets ensures a good seal, which is crucial for maintaining compression and preventing oil leaks. Using a complete kit like this one saves you the hassle of sourcing individual gaskets, and it makes sure you have the correct parts for the job.