Chevrolet 216 Specsby Julie Duncan
The Chevrolet Motor Company was founded in 1911 by Louis Chevrolet and William Durant, which eventually merged into GM Motors. Throughout the century, several Chevrolet models have passed through the production lines of General Motors with various sized and powered engines. From the late 1930s through the early 1950s, Chevrolet installed the 216 engine in several of its cars and trucks. The 216 engine is sought today by many individuals looking to restore vintage Chevrolets.
The 216 engine is a six cylinder with an output power of 90 horsepower at 3,300 rpm and 174 ft-lb of torque at 1,200 rpm. The compression ratio is 6.50:1 and the piston displacement is 216.5 cubic inches. The bore and stroke of the engine is 3.5 inches by 3.75 inches. The normal oil pressure on the 216 engine is 14 psi and its compression at crank speed is 110 psi.
As far as the valve specifications on the 216 engine, the operating clearance intake is .006 inch hot and the exhaust is .015 inch hot. The valve seat angle is 30 degrees, the intake valve timing opens three degrees before top center and the exhaust valve timing closes five degrees after top center. The valve spring pressure is 125 lb at 1.5 inches with a valve stem clearance intake of .001 to .003 inch and a valve stem clearance exhaust of .002 to .004 inch.
Connecting Rod Bearing Specifications
The journal diameter of the 216 engine is between 2.311 inches and 2.312 inches with a bearing clearance between .0010 and .0025 inch. The rod end play is between .004 and .007 inch with a rod bolt tension between 35 ft-lb and 45 ft-lb.
The starter part number on the 216 engine is 1107061 with a bush spring tension of 24 ounces to 28 ounces. The no load test on the engine is 65 amps with 5.67 volts at 5,000 rpm and the torque test consists of 525 amps with 3.37 volts and 12 ft-lb of torque.
The Chevrolet 216 engine is able to operate with a 16-gallon fuel tank, five quarts of oil and 1.5 pints of transmission fluid. As far as a cooling system, the engine can handle 15 quarts of fluid without a heater or 16 quarts, if a heater is installed.