1987 Navistar International DT-466 / DTA-466 Emission Control Data Plate Specs

This is a photograph of a Navistar International emission control information data plate affixed to the valve cover of an International DT-466 / DTA-466 diesel engine. The label, part number 1812517C1, states the engine was manufactured by Navistar International Transportation Corp. It lists engine family DT-466 and DTA-466 with five model ratings: B210F (210 hp @ 2600 RPM), B180F (180 hp @ 2400), B165F (165 hp @ 2400), B215F (215 hp @ 2400), and B240F (240 hp @ 2400). For each rating it gives fuel rate at advertised BHP in mm³/stroke (98.7, 89.6, 80.9, 99.0, and 110.4 respectively) and initial injection timing in degrees BTDC (23, 21, 21, 24, 24). Common specifications include displacement of 466.4 cubic inches (7.6L), curb idle of 650 ± 50 RPM, and cold valve lash of .025 in. (.635mm) for both intake and exhaust. The label notes settings must be made at normal operating temperature with manual transmission in neutral or automatic in drive, and that the engine is a medium heavy-duty diesel conforming to U.S. EPA, Canadian, and Australian ADR 30 regulations for the 1987 model year. A reader can use this plate to identify the engine and set idle, timing, and valve lash.