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Webmaster's disclaimer on history: Since the history section of Bonusbuilt.com
went online I've received several emails offering information contradicting
what I have stated here. The accurate depiction of historical events,
whether it is US history, history of ancient Egypt, or history of 50 year
old trucks, depends on accurate documentation. Since 100% accuracy is
rarely achieved there will always be some debate over certain things.
The information provided on this page is accurate to the best of my knowledge.
It comes from Ford literature when possible. When an official Ford reference
is not available a source that is believed to be reliable is used. I try
to keep here say to a minimum though I will, on occasion, use my
own personal experience as a reference. My intent is never to say that
I know more than you, the reader. If you have information that contradicts
(or better yet, compliments) my information feel free to send it my way,
preferably with a reference source. With that in mind, enjoy the history
of the Bonus Built Ford truck.
January 16, 1948 saw Ford's first new truck design since World War 2.
It was also their largest truck line to date. Ford adopted a numbering
system for their trucks that would allow one to determine the capacity
of the truck at a glance. The lineup spanned from the F1 (half ton pickup)
to the F8 (heavy duty 3 ton truck). The design of these trucks was a vast
improvement over previous models. The front of the truck looks streamlined,
and this streamlined look carried over to the cab and fenders. Ford called
these trucks "Bonus Built"--an appropriate name considering
the improvements over previous models. In addition to the streamlined
styling, the 48 truck had what Ford called the "Million Dollar Cab",
so named because Ford spent a million dollars designing it. The cab offered
what Ford called "Easy Chair Comfort". For beginners the bench
seat was made from individually padded coil springs and was padded with
cotton batting. The seat could also be moved fore and aft on a metal track
so that drivers of different heights could sit comfortably. The seatback
could also be adjusted for an upright or relaxed posture. Another important
feature of the Million Dollar Cab was the ventilation system. It consisted
of vent windows in the doors, a large ventilator on the cowl that deflected
air onto passenger's legs, and an optional heater/defroster. We take these
features for granted on modern trucks, but they were cutting edge in 1948.
The line changed very little from 1948 to 1952, though the slogan "Bonus
Built" was replaced by "Power Pilot Economy" for 1951 and
52.
Telling them apart from year to year:
1948-1950

It is very difficult to distinguish between 48, 49, and 50 trucks. In
48 the grille was painted tan, in 49 and 50 it was painted aluminum. In
48 the division bar in the side windows was chrome, in 49 and 50 it was
black. In 48 there was a red pinstripe across the grille bars, in 49 and
50 it was gone. Late model 1950 trucks underwent changes to the bed in
that the metal bed floor cover was deleted, the stake pockets were cut
square, and the round stamped detail on the bedsides was deleted. The
following table outlines the changes:
| |
1948 |
1949 |
1950 |
| Wheel Color* |
Black |
Body Color |
Body Color |
| Division Bars |
Chrome |
Black |
Black |
| Grille Color |
Tucson Tan |
Aluminum |
Aluminum |
| Grille Pinstripe |
Present (red) |
Not Present |
Not Present |
| Bed Floor |
Metal over Wood |
Metal Over Wood |
Wood Only (late 50) |
| Stake Pockets |
Rounded |
Rounded |
Cut Square (late 50) |
| Bedside Detail |
Present |
Present |
Absent (late 50) |
* This information is from the Ford shop manual and it matches what I've
seen but according to a reader, The American Pickup Truck by Mike
Mueller states that in 48 wheels were painted body color and switched
to black in 49.
1951

In 51 Ford made some changes to it's truck line. Most notable is the redesigned
grille. The grille now reached to both fenders and consisted of a large
bar with 3 vertical cone shaped protrusions (called dagmars) between the
headlights. Inside the cab the 51 had a new instrument panel consisting
of 2 separate circular clusters. The rear window was enlarged by 50% to
provide greater safety. In this year Ford began the tradition of offering
different cab options. You could buy the standard cab (called 5 star)
or the "5 Star Extra" deluxe model. The 5 Star package contained
many features found on 48-50 trucks (3 way ventilation, adjustable seat,
dual windshield wipers, ash tray, glove box, driver's side sun visor).
The 5 Star Extra cab came with foam padding on the seat, insulation on
the back of the headliner, sound deadener on the doors, 2 tone upholstery,
2 sun visors, locks on each door, a dome light, and a
locking glovebox. From the outside you could tell a 5 Star Extra by the
extra chrome bars on the side of the hood, chrome trim around the windshield,
and the grille (painted silver).
1952

Minimal changes from 51. The F1 emblem was moved to a round disk on the
side of the hood and the Ford nameplate was moved from the hood to the
bar just below the hood.
Specifications:
Engines Available:
| |
6 Cyl H |
6 Cyl M |
8 Cyl R |
8 Cyl E |
| Displacement |
225 |
254 |
239 |
337 |
| Horsepower @ RPM |
95 @ 3300 |
110 @ 3400 |
100 @ 3800 |
145 @ 3600 |
| Bore (inches) |
3.30 |
3.50 |
3.187 |
3.50 |
| Stroke (inches) |
4.40 |
4.40 |
3.75 |
4.375 |
| Comp. Ratio |
6.8:1 |
6.8:1 |
6.8:1 |
6.4:1 |
| Torque Ft. Lbs @ RPM |
180 @ 1200 |
212 @ 1200 |
180 @ 2000 |
255 @ 1800 |
Transmissions:
| |
Standard on: |
Optional on: |
| 3 Speed (light duty) |
F1 (49&50) |
|
| 3 Speed (light duty remote shift) |
F1 (51) |
|
| 3 Speed Heavy Duty (center shift) |
|
F1, 2, 3, 4, 5 |
| 3 Speed Heavy Duty (remote Shift) |
F3 Parcel Delivery
F5 Parcel Delivery |
|
| 4 Speed |
F2, 3, 4, 5, 6 |
F1 |
| 4 Speed (synchro silent) |
F6 w/ M engine |
F1 (1952-unconfirmed) F4, 5, 6 |
| 5 Speed Overdrive |
F7 |
F8 |
| 5 Speed Direct 5th |
F8 |
F7 |
Rear Ends & Ratios
| Model |
Gear Ratio |
# of pinion teeth |
# of drive gear teeth |
| F1 |
4.27
3.92 |
11
12 |
47
47 |
| F2, F3, F3 Parcel Delivery |
4.11
4.857 |
9
7 |
37
34 |
| F4, F5 |
5.83
5.14 |
6
7 |
35
36 |
| F5, F5 (COE) |
6.66 |
6 |
40 |
| F6, F6 (COE) |
7.2
6.2
6.8 |
5
5
5 |
36
31
34 |
| F5, F6 (conventional and COE) 2 speed |
5.83-8.11
6.33-8.81 |
6
6 |
35
38 |
| F7 |
6.8 |
5 |
34 |
| F8 |
7.16 |
6 |
43 |
| F8 (2 speed) |
6.50-8.87 |
6 |
39 |
Last updated July 6, 2001
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