- Note that the front and rear cylinders have unique timing specs
The S&S Cycle Part Number 330-0166 is a precision-engineered camshaft designed specifically for Harley Davidson big twin engines from 1978 to 1984. This camshaft is an exact reproduction of the stock cams used in those years, making it an ideal choice for repair, restoration, or performance upgrades of 74" and 80" engines. Crafted for compatibility with both generator and early/late alternator engines, it accommodates different cam gear pitch diameters and includes options for inner cam bushings or bearings. Its design ensures a perfect fit and reliable operation in your Harley Davidson powertrain.
Featuring a Dead-on reproduction of the original grind, this camshaft guarantees authentic performance characteristics. The camshaft is crafted to meet the specifications of the front and rear cylinders, which have unique timing requirements, ensuring optimal engine timing and power output. Its construction supports smooth operation and durability, making it suitable for enthusiasts and restorers seeking original performance or improved engine response.
The S&S Cycle 78-84 BT H-Grind Camshaft is not carburetor approved, and acknowledgment is required for carbureted applications. It does not qualify for air freight shipping, but it is suitable for standard freight delivery. This part is ideal for those working on classic Harley Davidson models and looking to restore or enhance their engine's performance with a genuine OEM-like component. Proper installation and timing adjustments are essential to maximize the benefits of this camshaft in your Harley Davidson engine.
Features:
- Reproduction of stock cam grind used in Harley Davidson 1978-1984 big twin engines
- Designed for 74" and 80" engine restoration or performance upgrades
- Compatible with generator and early/late alternator engines with different cam gear pitch diameters
- Supports inner cam bushings or bearings for versatile installation
- Ensures precise timing for front and rear cylinders with unique specifications
