A Studebaker Reference Guide

1960 Truck
5E Series

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Truck Model Engine Used Engine Model Crankcase Cap. Qts. Cooling Cap. Qts.
5E5 own 1E 5 10 1/2
5E6 own 4E 5 16 1/2
5E7 own 3E Note#2 5 20 3/4
5E11 own 4E 5 16 1/2
5E12 own 3E Note#2 5 20 3/4
5E13, 13D own 3E Note#2 5 20 3/4
5E14, 14D own 4E 5 16 1/2
5E16 own 4E 5 16 1/2
5E28 own 3E Note#2 5 20 3/4
5E40 own 6E Note#1 5 21 1/4
Note#1: When 259 heavy duty engine is used in these models the engine will be identified by a 5E engine number. Heavy duty engines are further identified by the stenciled clover leaf symbol on the engine number boss.
Note#2: When 259 heavy duty engine is used in these models the engine will be identified by a 5E engine number. When 289 standard duty engine is used the engine will be identified by a 7E number. When 289 heavy duty engine will be identified by a 6E engine number. Heavy duty engines are further identified by the stenciled clover leaf symbol on the engine number boss.

Serial Number Plate Location: On seat riser, left side

Engine Number Location: 6 cyl - At the top left side front corner of the cylinder block. 8 cyl - On top, front end of cylinder block next to oil filler tube.

Production Information: n/a

General Engine Specifications:
Engine Model # of Cyl - Bore & Stroke Displacement Compression Max Brake H.P. Max Torque H.P. Oil Pressure Lbs.
1E 6 - 3 x 4 170 8.00 75@3600 133@1600 40
3E, 5E 8 - 3.5625 x 3.250 259 7.50 141@3800 225@2400 40
4E 6 - 3.3125 x 4.750 246 7.50 106@3400 204@1400 40
6E, 7E 8 - 3.5625 x 3.625 289 7.50 154@3800 260@2400 40

Engine Tune-Up Specifications:
Model Firing Order Spark Plug Type Spark Plug Gap Valve Seat Angle Intake Tappet Exhaust Tappet Valve Spring Pressure lb @ inch
1E 153624 Champ. J7 .030 45 .018C Note#3 .018C Note#4 130 @ 1 3/4
3E, 5E 18436572 Note#4 Champ. H10 .035 45 .024H .024H 110 @ 1 11/16
4E 153624 Champ. J7 .030 45 .018C .018C Note#3 130 @ 1 3/4
6E, 7E 18436572 Note#4 Champ. H10 .035 45 .024H .024H 110 @ 1 11/16
Note#3: If valve covers are marked .016, disregard and set at .016
Note#4: Cyl numbering: Left bank: 1-3-5-7, right bank: 2-4-6-8.

Piston, Rings & Bearings:
Model Wristpin Dia. Piston Clearance Comp. Ring Gap Oil Ring Gap Crankpin Dia. Rod Bearing Clearance Main Journal Dia. Main Bearing Clearance Crank Endplay
1E .750 .002 Note#5 .007 .007 1.81175 - 1.81275 .0005 - .002 3.0623 - 3.0628 .0005 - .0025 .003 - .006
3E, 5E .875 .002 Note#5 .008 .008 1.99925 - 2.00025 .0005 - .002 2.4995 - 2.5000 .0005 - .0025 .003 - .006
4E .875 .002 Note#5 .008 .008 2.18675 - 2.18775 .0005 - .002 2.8745 - 2.8750 .0005 - .0025 .003 - .006
6E, 7E .875 .002 Note#5 .008 .008 1.99925 - 2.00025 .0005 - .002 2.4995 - 2.5000 .0005 - .0025 .003 - .006
Note#5: Using a 1" feeler a pull of 11 to 16 lbs on a spring scale should be necessary to withdraw the feeler past the piston.

Engine Tightening Specifications:
Torque specifications are for clean and lightly lubricated threads only. Dry or dirty threads produce increased friction which prevents accurate measurement of tightness.
Model Spark Plug Cyl Head Bolts Intake Manifold Exhaust Manifold Rocker Arm Shaft Rocker Arm Cover Connecting Rod Cap Main Bearing Cap Flywheel to Crankshaft Vibration Damper or Pulley
1E, 6-170 Note#6 25-30 46-50 25-30 25-30 None None 28-32 88-93 33-35 130-140
1E, 6-170 Note#7 25-30 46-50 25-30 25-30 13-17 20 in. lbs. 28-32 85-95 33-35 130-140
1E, 6-185 25-30 46-50 18-22 18-22 None None 50-55 88-93 33-35 130-140
3E, 5E 25-30 55-65 26-30 25-30 13-17 8-10 in. lbs. 52-54 85-95 33-35 130-140
4E, 6-245 25-30 55-65 25-30 25-30 None None 52-54 85-95 33-35 130-140
6E, 7E 25-30 55-65 26-30 25-30 55-60 8-10 in. lbs. 52-54 85-95 33-35 130-140
All measurements are in ft. lbs. unless otherwise listed.
Note#6: Side valve engine.
Note#7: Overhead valve engine.

Table of Contents | Chapter 6 - Studebaker Trucks