S&S 80ci Cylinder Kit Black SS91-9023 for Big Twin 1978-1984
$4,292.84
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S&S 80ci Cylinder Kit Black SS91-9023 for Big Twin 1978-1984
$4,292.84
Upgrade your engine performance with the S&S 80ci Cylinder Kit, engineered for precision fitment on Harley-Davidson Big Twin models. Featuring a durable black finish, this complete cylinder package delivers a dependable 9.0:1 compression ratio with a 88.9 mm bore and 108 mm stroke configuration.
Built in the USA to demanding standards, this kit provides exceptional durability and power output. It also offers the versatility to upgrade 74ci engines to 80ci displacement when paired with the corresponding flywheel assembly.
Key Features
| Brand | S&S |
| Manufacturer Part Number | 91-9023 |
| Displacement | 1311 cc (80 ci) |
| Bore Size | 88.9 mm |
| Stroke | 108 mm |
| Cylinder Length | 135.4 mm |
| Compression Ratio | 9.0:1 |
| Finish | Black |
| Compatibility | Big Twin 1978-1984 |
| Product Weight | 15 kg |
| Country of Origin | USA |
Highlights
- 80ci displacement with 9.0:1 high compression ratio
- Precision 88.9 mm bore and 108 mm stroke configuration
- Complete top-end kit including gaskets and mounting hardware
- Manufactured in the USA by S&S Cycle
Compatibility
Direct fit for Harley-Davidson Big Twin models from 1978 through 1984. Can also upgrade 74ci (1200cc) engines when used with flywheel assembly SS32-2235.
What's included
- Cylinders
- Piston Kit
- Head Bolts
- Base Nuts
- Head Gaskets
- Base Gaskets
Downloads
Frequently asked questions
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