Description
If you’re restoring a classic Big Twin or rebuilding an original 74″ or 80″ engine, cam timing is non-negotiable—even a few degrees off will kill your performance and reliability. The S&S Cycle H-Grind cam is a dead-on OEM reproduction that gives you the exact front and rear timing specifications your engine was designed for, eliminating guesswork and ensuring proper valve overlap. Whether you’re sourcing parts for a generator or inner-bearing engine configuration, this cam delivers the precision your restoration demands.
- Fits 1948–1969 Big Twins
- Compatible 74″ and 80″ displacement
- OEM-specification timing geometry
- Generator or inner-bearing options
- Hydraulic cam design
- CNC-ground profile
- MPN: 330-0165
- Bolt-on installation
- Stock replacement ready








