![background image](http://html1.mh-extra.com/html/gmc/c-series-1993/c-series-1993_repair-manual_2235927199.webp)
SPECIFICATIONS (CONT.)
V 8 ENGINES, GASOLINE 6A2-43
ENGINE SPECIFICATIONS
(6.0L AND 7.0L ENGINES)
All Specifications are in INCHES unless otherwise noted.
DISPLACEMENT:
~
r
6.0L (366 Cu. In.)
|
7.0L (427 Cu. In.)
CRANKSHAFT
:
--
Diameter
#1, #2, #3, #4, #5
2.7482-2.7489
,
Main
.Imirrial
Production
0.0004 (Maximum)
|
0.0005 (Maximum)
Service Limit
0.001 (Maximum)
Out Of
Production
0.0004 (Maximum)
|
0.0005 (Maximum)
Round
Service Limit
0.001 (Maximum)
Main
Bearing
Clearance
Production
#1, #2, #3, #4
0.0017-0.0030
#5
0.0025-0.0038
Service Limit
#1, #2, #3, #4
0.0010-0.0030
#5
0.0025-0.0040
Crankshaft End Play
0.006-0.010 (Service Limit 0.012)
. .
Diameter
2.1990-2.1996
Taper
Production
0.0004 v
I
0.0005
Crankpin
Service Limit
0.001
Out Of
Production
0.0004
|
0.0005
Round
Service Limit
0.001
Rod Bearing
Production
0.0011-0.0029
Clearance
Service Limit
0.003 (Maximum)
Rod Side Clearance
0.0013-0.023
CAMSHAFT:
Lobe
Intake
0.2343
Lift ± 0.002
.........
Exhaust
..
0.2343
~
|
0.2530
—
Journal Diameter
;
1.9482-1.9492
VALVE SYSTEM:
Lifter
Hydraulic
Rocker Arm Ratio
1.70:1
Valve Lash
Intake
Net Lash
Exhaust
Face Angle (Intake & Exhaust)
45*
Seat Angle (Intake & Exhaust)
46*
Seat Runout (Intake & Exhaust)
: ;
0.002 (Maximum)
Seat Width
Intake
1/32-1/16
Exhaust
1/16-3/32
Production,
Intake
0.0010-0.0027
Stem
Exhaust
0.0012-0.0029
Clearance
Service
Intake
High Limit Pro0.001
Exhaust
High Limit Production +0.002
Free Length
'2.12 "
:
•'
.
Valve
Spring
Pressure
Closed
:
74-86 lbs. @ 1.80-in.
lbs. @ in.
Open
195-215 lbs. @ 1.40-in.
Installed Height ± 1/32"
1 51/64 (1.80 in.)
Valve Spring Fit In Damper
0.042-0.094 Interference
T2372
Summary of Contents for C Series 1993
Page 1: ......
Page 12: ...OA 6 GENERAL INFORMATION Figure 11 Allison Transmission I D Location ...
Page 44: ...3B1A 2 POWER STEERING GEAR UNIT REPAIR Figure 1 710 Power Steering Gear ...
Page 62: ......
Page 75: ...3B3 2 POWER STEERING COMPONENTS TRW ROSS ...
Page 121: ...5H 16 AIR BRAKE VALVES Figure 21 Bendix Proportioning Relay Valve Components ...
Page 147: ...5J 10 AIR COMPRESSOR AND GOVERNOR 286 F9051 Figure 18 Bendix BX 2150 Compressor Components i ...
Page 204: ...MODEL 295 TBI UNIT 6C1 3 F7973 Figure 3 Model 295 TBL Unit ...
Page 251: ...6D4 6 37 MT STARTER MOTORS V3022 Figure 8 37 MT Components ...