6BT5.9 Cummins Fan Pilot Spacer 3910128 Parts Catalog Ref No. Part Name Part No. Required 1 Fan Pilot Spacer 3910128 1 Above is the introduction of the 3910128 Cummins Fan Pilot Spacer, while if you need Fan Pilot Spacer 3910128, complete Cummins engine or other Cummins product, please further consult our sales.