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1950 Chevrolet 216 (92 hp) Inline 6 Engine Specs

GENERAL SPECIFICATIONS:

Model Designation: Six Cylinder; Special 6, HJ; De Luxe 6, HK (first serial number: HJ-1001; HK-1001 on body hinge pillar)(engine numbers HA-1001 on crankcase at rear of distributor) Without Powerglide Transmission

Wheel base: 115

Valve Location: In head

Bore and Stroke: 3-1/2 x 3-3/4

Piston displacement, Cubic Inches: 216.5

Compression ratio: 6.60

Maximum Brake Horsepower: 92 @ 3400 RPM

Maximum Torque in Ft Lbs: 174 @ 1200 RPM

Normal Oil Pressure Pounds: 14


TUNE UP SPECIFICATIONS:

Spark Plug Make: AC 46-5

Spark Plug Gap, Inch: .035

Firing Order: 1-5-3-6-2-4

Ignition Timing: Timing mark: steel ball located on flywheel

Engine Idle Speed, RPM: Manual shift trans. 475; automatic trans. N/A

Cylinder Head Torque Ft Lbs: 75-80

Compression Pressure & Cranking Speed: 110


PISTON AND RING SPECIFICATIONS:

Fitting Pistons with Scale:
Removed from Above
Shim thickness to use:
Pistons should pass on a .002 feeler with light pressure, and lock on a .003 feeler;

Rings: (for tapered bores for minimum clearance fit rings in tightest portion of ring travel)
Ring Gap, Minimum: Compression: .005
Ring Gap, Minimum: Oil: .005
Clearance in Groove: Compression: .0015-.003
Clearance in Groove: Oil: .002-.0035

Wristpin Diameter, Inch: .8645-.8650


VALVE SPECIFICATIONS:

Operating Clearance:
Intake: .006 Hot
Exhaust: .015 Hot

Clearance for Timing Intake: 0

Valve Seat Angle, degrees: Intake 31; exhaust 46

Valve Timing: (BTDC = before top dead center; ATDC = after top dead center)
Intake opens: 1 degree ATDC
Exhaust Closes Degrees ATDC: 9

Valve Spring Pressure Pounds at Inches Length:
Spring: 125 @ 1-1/2 (only one spring used)

Valve Stem Clearance:
Intake: .001-003
Exhaust: .002-.004

ENGINE BEARING SPECIFICATIONS:

Connecting Rod Bearings:
Journal Diameter, Inches: 2.311-2.312
Bearing Clearance, Inch: .0003-.0013
Rod End Play, Inch: .004-.012
Rod Bolt Tension, Lbs.Ft.: 35-45

Main Bearings:
Journal Diameter, Inches: Front: 2.6835 - 2,6845; No. 1: 2.7145-2.7155; No. 3: 2.7455-2.7465; No. 4: 2.7765-2.7775
Bearing Clearance, Inch: .0007-.0028
Crankshaft End Play, Inch (taken on No. 3 bearing): .003-.009
Main Bolt Tension, Lbs.Ft.: 100-110


CAPACITY DATA:

Cooling System:
    Without heater: 15 quarts
    With heater: 16 quarts

Fuel Tank: 16 gallons

Engine Oil: 5 quarts

Transmission: 1-1/2 pints;

Rear Axle: 3-1/2 pints