1915 Duesenberg four cyl. 16 valve block intake side.

Core boxes and patterns made from wood. These

are used to make sand cores and impressions.

Sand cores for water jackets along with one cyl. core

and exhaust port set into the bottom half of the mould.

Test pour sectioned for inspecting the casting

Finishing up machining of the exhaust side. Light rust visible is from having the cast iron stress relieved before machining.

Align boring rocker arm stands and caps for rocker arm shafts.