Engine Good Running DETROIT Diesel 2-71 NAT 2 Cyl Diesel S/n: 2a34846 Cntrl: Cmy1012pr Block: 5189693 Test Ran: 01/11/13, B-, Runs On One Cylinder Then Two, 42 Psi Oil, Wont Idle With Current Linkage, Could Use Injectors. Govenor, Starter & Blower On Left, Ex. Manifold On Right Additional Core Charge Of $ 350 Required