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- Set is assembled with cast iron guides, valve stem seals, and nitrated valves
- Heads have a complete valve job for maximum flow, horsepower, and torque
- Heads are single plug and are assembled with polished rocker boxes
- Max valve lift .450
- Sold as a pair
- Fits:
- Shovelhead FL 1966-1977
- Shovelhead FX 1971-1977
- Accepts long reach spark plugs and an o-ring type manifold