Chevrolet 70 1969 Series, Shop Manual

Page: 842 / 913

TRANSM ISSIO N AND CLUTCH 7-96
SPECIFICATIONS (CONT.)
K e y w a y W id th ...................................... 0 .3 7 4 - 0 .3 7 6 "
C oun te rshaft 4th Speed G e a r (T ra n sm issio n M o d e l 5 7 5 2 C )
In sid e D ia m e te r................................. 2 . 3 7 1 5 "- 2 . 3 7 2 5 "
N u m b e r Teeth.........................................................4 2
B a c k la sh w ith M a t e ............................... 0 . 0 0 6 ’'- 0 . 0 1 1 "
H ub W id t h .............................................1. 4 9 8 "- l .5 0 2 "
K e y w a y W id th ...................................... 0 . 3 7 4 - 0 .3 7 6 "
R E V E R S E ID LER G E A R (N E W LIM ITS)
Diam eter of B e a rin g B o r e ................... 1 .6 2 5 5 "-1 .6 2 6 5 "
N u m b e r Teeth— Front G e a r ......................................2 4
B a c k la sh w ith M a t e ............................... 0 .0 0 6 -0.011
N u m b e r Teeth — Rear G e a r ......................................1 7
B a ck la sh w ith M a t e ............................... 0 . 0 0 8 " - 0 . 0 1 4 "
L e n g th .................................................. 4 . 4 6 4 " - 4 . 4 7 4 "
SH IFT R O D S (N E W LIM ITS)
1 st a n d R e ve rse Shift Rod
O u tsid e D ia m e te r...................................0 .6 2 2 -0 .6 2 4
Le n gth ............................................... 1 1 . 7 1 9 " - 1 1 .7 8 1 "
2 n d a n d 3rd Shift Ro d
O u tsid e D ia m e te r.................................. 0 . 6 2 2 " - 0 . 6 2 4 "
L e n gth .................................................. 7 . 3 1 6 "- 7 . 3 7 8 "
4th a nd 5th Shift Rod
O u tsid e D ia m e te r.................................. 0 .6 2 2 -0 .6 2 4
L e n gth .................................................. 8 . 0 3 2 "- 8 . 0 9 4 "
P O P P E T A N D IN T E R L O C K P A R T S (N E W LIM ITS)
Poppet or Interlock Ball
D ia m e te r............................................... 0 .3 7 4 "-0 . 3 7 6 '
Poppet Ball Spring
Free Le n gth ........................................... 1 . 1 2 0 "-1 . 1 4 0 "
C o m p re sse d L e n g t h .. . . 1. 0 0 3 "- l .0 2 3 " U nd e r 2 1 # to 27 #
Solid L e n g th .......................................... 0 . 8 0 3 "- 0 . 8 2 3 '
N u m b e r C o ils ............................................. 8 % A c tiv e
Interlock Pin
D iam e te r........................................... 0 .1 8 5 5 -0 . 1 8 7 5 "
L e n g th ...................................................0 . 5 1 5 " - 0 . 5 2 0 "
S P E E D O M E T E R D R IV E G E A R (N EW LIM IT S)
In sid e D ia m e te r..................................... 1 . 8 1 3 0 "-1 .8 1 4 5 "
N u m b e r Teeth.............................................................. 4
B a ck la sh w ith M a t e ...................................0 .0 0 4 -0 .0 08
W id th ....................................................0 .7 7 1 3 -0 .7 9 1 3 "
T O R Q U E S P E C IF IC A T IO N S
Locotion F o o t - P o u n d s
Shift Fork Set S c r e w s ................................ 4 5 -5 0
M a in D riv e G ea r Bearing C a p Retaining
C a p S c r e w s .......................................... 2 5 -3 2
M a in s h a ft Rear Bearing C a p Re tainin g
C a p S c r e w s .......................................... 6 0 -8 0
M a in sh a ft Flan ge or Y ok e Re tainin g N u t . .. 4 0 0 - 4 5 0
Countershaft Re ar Bearing Re tainin g N ut. . . 4 0 0 -4 5 0
Countershaft Rear Bearing C a p Retaining
C ap S c r e w s .......................................... 6 0 -8 0
Clutch H o u sin g Retaining C a p S c r e w s ....... 6 0 -8 0
CHEVROLET SERIES 70-80 H EAVY DUTY TRUCK S H O P M A N U A L