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ENGINE SPECS

1954 Chevrolet 235 (115 hp) Inline 6 Engine Specs

GENERAL SPECIFICATIONS

Model Designation: Six Cylinder:  One-FIfty 6, Two-Ten 6, Bel Air 6; all with standard transmission

Wheel base: 115

Valve Location: In head

Bore and Stroke: 3-9/16 x 3-15/16

Piston displacement, Cubic Inches: 235.5

Compression ratio: Standard Trans: 7.1

Maximum Brake Horsepower: Standard Trans: 115 @ 3600 RPM

Maximum Torque Lbs.Ft. @ RPM: Standard Trans: 200 @ 2000

Normal Oil Pressure Pounds: 45

TUNE UP SPECIFICATIONS

Spark Plug Make: AC 44-5

Spark Plug Gap, Inch: .035

Firing Order: 153624

Ignition Timing: Timing mark: steel ball located on flywheel.

Engine Idle Speed, RPM:  425

Cylinder Head Torque Lbs.Ft.: 90-95

Compression Pressure & Cranking Speed: 130 Min.

PISTON AND RING SPECIFICATIONS

Fitting Pistons with Scale:
    Removed from Above
Shim thickness to use:
    Standard trans: 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: standard trans.: .007, .005 for second ring
    Ring Gap, Minimum: Oil: .005
    Clearance in Groove: Compression: standard trans.:.0015-.003
    Clearance in Groove: Oil: standard trans.: .002-.0035

Wristpin Diameter, Inch: standard trans.: .8645-.8650

VALVE SPECIFICATIONS

Operating Clearance:
    Standard trans:
        Intake: .006 H
        Exhaust: .016 H

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)
     Powerglide:
         Intake opens: 10-1/2 degrees ATDC
         Exhaust Closes: 15 degrees ATDC
    Standard trans:
         Intake opens: 1 degrees ATDC
         Exhaust closes : 9 degrees ATDC

Valve Spring Pressure Pounds at Inches Length:
     Spring: w/Standard trans.: 160 @ 1-1/2

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

Valve Lift Zero Lash: w/Standard trans.: Intake: .2941; Exhaust: .3118

ENGINE BEARING SPECIFICATIONS

Connecting Rod Bearings:
    Journal Diameter, Inches: 2.311-2.312
    Bearing Clearance, Inch: .001 - .003
     Rod End Play, Inch: Standard trans.: .004-.012
    Rod Bolt Tension, Lbs.Ft.: 35-45

Main Bearings:
    Journal Diameter, Inches: Front: 2.6835 - 2,6845; No. 2: 2.7145-2.7155; No. 3: 2.7455-2.7465; No. 4: 2.7765-2.7775
    Bearing Clearance, Inch: .001-.003
    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

Other 1954 Chevrolet Engine Specs

1954 Chevrolet 235 (115 hp) Inline 6 Engine Specs

1954 Chevrolet 235 (125 hp) Inline 6 Engine Specs

1954 Chevrolet 235 (115 hp) Inline 6 Engine Distributor Specs

1954 Chevrolet 235 (115 hp) Inline 6 Engine Generator Specs

1954 Chevrolet 235 (115 hp) Inline 6 Engine Regulator Specs

1954 Chevrolet 235 (115 hp) Inline 6 Engine Starting Motor Specs

1954 Chevrolet 235 (115 hp) Inline 6 Engine Tightening Specs

1954 Chevrolet Wheel Alignment Specs

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