A Studebaker Reference Guide

1955

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Lowey Commander Hardtop

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President Coupe

Starting Serial Number: 16G6 Champion... G-1316501
  Ser. 16G8 Commander... 8380601
  Ser. 6H President... 7150001
Location: On plate on left front door post.

Starting Motor Serial Number: 16G6-Champion... 1138001
  16G8-Commander... V-312701
  6H-President... P-101
Location: 6 and straight 8 - Upper left side of cylinder block.
  V8 - Top side front of cylinder block.

Production Information: Champion 50,368
  Commander 58,792
  President 24,666
General Specifications:
Model Wheelbase (In.) Tread (front) Tread (rear) Length Width Height Shipping Weight (lb.) Tire Size (In.)
16G6-Champion n/a n/a n/a 204 n/a n/a n/a 6.40-15
16G8-Commander n/a n/a n/a 240 n/a n/a n/a 6.70-15
6H-President n/a n/a n/a 206 n/a n/a n/a 7.10-15

General Engine Specifications:
Model # of Cyl - Bore & Stroke # of Main Bearings Type of Lifter Used Displacement Taxable H.P. Developed H.P. Max. Torque Compression Oil Pressure
Champion 6 Cyl. 6 - 3 x 4 3/8 4 Mech. Adj. 185 21.6 101 @ 4000 152 @ 1800 7.5 40
Commander - V8 * 8 - 3 9/16 x 2 13/16 5 Mech. Adj. 259 40.6 140 @ 4500 202 @ 2800 7.5 40
President - V8 8 - 3 9/16 x 3 1/4 5 Mech. Adj. 259 40.6 185 @ 4500 258 @ 3000 7.5 40

* After engine numbers 8397201; 8843001; 8958101; the engine was changed to the same engine of the President, except HP is only 162@4500 & torque is 250@2800.

Engine Tune-Up Specifications:
Model Plug Type Plug Gap Dwell Point Gap Ign. Timing Compression Inlet Tappet (hot) Exhaust Tappet (hot) Fuel Pressure Min. Engine Idle
16G6 Champion J7 .030 39 .020 2B 140 .016 .016 4 3/4 550
16G8 Commander H11 .035 31 .013 8B 130 .026 .026 4 3/4 550
6H President H11 .035 31 .013 4B 130 .026 .026 4 3/4 550

Table of Contents | Chapter 5 - Studebaker Cars - Postwar