

Specifications
- Brand
- S&S Cycle
- Part #
- 90-0098
- UPC
- 90-0098

S&S Cycle 79-84 BT Complete 80in Top End Replacement Kit
$3698.47
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Fits 1979-1984 Harley-Davidson Big Twin. This S&S Cycle top end kit includes cylinders, pistons, heads, gaskets, and hardware for a complete engine overhaul.
Key Features
- Fits 1979-1984 Harley-Davidson Big Twin models.
- Includes S&S 3-1/2 inch bore high tensile cast iron cylinders.
- Comes with matching 3-1/2 inch bore forged pistons.
- Features S&S Super Stock cylinder heads with high-flowing ports.
- Cylinder heads have a .590 inch lift capacity for easy high-lift camshaft installation.
- Moderate 8:1 compression ratio allows use of premium pump gas.
Product Details
When your Shovelhead's top end has seen better days, this complete 80-inch replacement kit from S&S Cycle is what you need to bring it back to life. You're getting everything to completely replace the cylinders, pistons, and cylinder heads. This means you'll have S&S 3-1/2 inch bore high tensile cast iron cylinders, matching 3-1/2 inch bore forged pistons, and S&S Super Stock cylinder heads. Plus, all the necessary gaskets and hardware are included to make sure you can get the job done right.
The S&S Super Stock cylinder heads are designed for improved performance with high-flowing ports. They also feature a .590 inch lift capacity, which makes installing high-lift camshafts a straightforward process. The kit is set up with a moderate 8:1 compression ratio, meaning your engine should run smoothly on readily available premium pump gas. This kit is a solid way to rebuild the top end of a tired 80-inch Shovelhead engine, giving you a well-built foundation for more miles.
Specifications
- Brand
- S&S Cycle
- Manufacturer Part #
- 90-0098
- UPC
- 90-0098
Frequently Asked Questions
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S&S Cycle 79-84 BT Complete 80in Top End Replacement Kit


