Ford 1963 Econoline - 8. Rear Axles (Trucks)

REAR AXLES
1-27
8_ REAR AXLES
GENERAL
AXLE SHAFT FLANGE STUD
NUT TORQUE LIMITS
Thread
Size Ft-lhs
7/1 6-20 ............. . .... 5 0-70
1 /2-2 0 ..... . .... .... ..... 80 ·1 00
3/4-16 ................... 200·250
ECONOLINE AXLE
RATIOS AND
GEAR IDENTIFICATION
Rat io
3.50:1 ........ , ..
4. 00:1 .......... .
' N o.o f teeth.
Driven
Gear
35'
36'
Pini on
10 '
9'
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TORQUE LI MITS- F. -Lb.
Re ar Cover Bolls .. . .. ... ... . 1 5-25
Differential Beari ng
Ca p Sc rews .............. 40 -50
Differential Bearing Adjusting
Nut Lock Bolts ............ 12· 20
Ring Gear AUaching
Cap Screws .. ............ 40- 50
Un iversa l Joinl F lange Axle
End to Univers al J oi nl Bearing
Assemb ly Nut s ............ 10 - 14
R ear Axl e Sh aft Bearing Retaining
Nu ts ................. .. . 30-35
Minim um Torque P inion
Bearing Pr eload ...... . . .. ... 140
Pin ion Bearing Pr eload
New Bearings ........ ... 17·27'
Used Bearing s .. .... . ... 10 ·16*
Differential Bea ri ng
Pr eloa d ..... 2· 112 ·3 n otc h es ti ght
* In·Lbs.
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FORD AXlE -F- 1 00
RA Tl05 AND GEAR
IDENTIFICATION
Dri .... en
Rat io
G ear Pinion
3.70 to I ........ .
37* 1O~
3.89 to I .. ... .. ..
35' 9'
4.11 10 I ........ . 37' 9'
· No . of leeth.
ADJUSTMENTS
Bac k lash Between Driven
Gear and Pin io n . . . . .. 0. 004 - 0.009
Back l ash Max i mu m Vari atio n
Between Teeth ............ 0.003
Maxim um Run out of Backface of
Ring Gear as A sse mb led ... . 0.003
Thickness - Differential Si de
Gear Thru st Wa sh ers .. 0.030 -0. 032
T hickness - Different ial P in ion
Gear Th ru st Wa shers .. 0.030 -0 .032
TORQUE lIMITS - F.- Lbs
Di ffe re ntia l B earing Cap Screws 70 - 80
D iffere nl ial B ea ri ng Adjusting
Nut L oc k Bmts .. . ....... .. 15 · 20
Carrier to H ous in g St ud Nut s .. 30-40
Pinion Reta iner to Carrie r
Cap Screws .......... _ . .. 30 · 40
Drive Gear AUaching B olls . ... 65 - 75
Re ar Axle Sh aft Bearing
Retaine r Bolts ............ 30- 35
Min i mum Torque Pinion
Bearing P reload ...... . ...... 17 5
Pinion Bea ring Preload
New Bearing s ............ 17·27*
Pi nion Beari ng Preload
Us ed Bea r ings ..... . .... . . 8-12'
D iffere nti al B ea ri ng
Preload ..... 2. 1 /2·3 n otches t igh t
· I n. Lb s.:..,. _____ _
SPICER AXlE-F-IOO,
F-2S0 and P-350
ADJUSTMENTS
Backlash Bel w een Drive Gear
a nd Pinion .......... 0 .008·0. 013
Back l ash Maximum Variatio n
Belween Tee th ............ 0. 002
Max imum Runout at Backface of
Gear ( Assemb led) ......... 0.003
Pinion Bearing Prelo ad . . .... 10 ·30'
"" n- lb s.
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TORQUE lIM I TS - Ft-Lbs
Axte Mod et
44 & 44 - 4F 60
Pin ion Shaft
Nu t . . . . . .. 200 -220 200 -220
Differential Bear i ng
Cap Bolls . . 70 - 90 70 - 90