S&S Base Gasket 4-1/8" .018" 93-1048-S for Big Twin 84-99
The S&S Cycle cylinder base gasket provides a precision seal for high-performance 4-1/8" bore engine builds. Constructed with durable micropore material at a 0.5 mm (.018") thickness, it delivers reliable sealing performance under demanding operating conditions.
Engineered specifically for 1984–1999 Harley-Davidson Big Twin and V-Series engines, this gasket meets or exceeds original specifications for custom builds and engine rebuilds. One gasket is required per cylinder.
Key Features
| Brand | S&S Cycle |
| Manufacturer Part Number | 93-1048-S |
| Product Type | Cylinder Base Gasket |
| Bore Size | 104.8 mm (4-1/8") |
| Thickness | 0.5 mm (.018") |
| Material | Micropore |
| Fitment | 1984–1999 Big Twin and V-Series Engines |
| Quantity Required | 1 Per Cylinder |
| Shipping Weight | 0.05 kg |
Highlights
- Designed for 4-1/8" bore high-performance engines
- 0.5 mm (.018") micropore construction for dependable sealing
- Engineered to meet or exceed OEM specifications
- Direct fit for 1984–1999 Big Twin and V-Series applications
Compatibility
Fits 1984–1999 Big Twin and V-Series motorcycle engines with a 4-1/8" cylinder bore.
Frequently asked questions
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