Roof Model BB OHV

This is a Roof Laurel Model BB, 16-valve OHV engine. Robert Roof invented the first 16-valve for Fords in 1916 and was very successful with his designs. This head was designed for more speed and power and features an unusual 1915 Nepco ignition and has an aluminum Ford water circulator made by Walker-Moore. 
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• Block - Model T
• Head - Roof Laurel Model BB
• Cam Design - Standard
• Valve Design - Overhead Valve
• Production Date - c. 1920s