 |
SERVICE BULLETINNUMBER ST-09-7/81 |
CATEGORY: TECHNICAL
ATTENTION: ALL DMC DEALERS/SERVICE MANAGERS
SUBJECT: TORQUE SPECIFICATION
Attached to this bulletin is the listing of torque specifi-
cations for the indicated fasteners along with the fasteners
thread size. These torque specifications should not be exceeded.
Please inform all personnel concerned.
Sincerely,
Lutz Feuerabendt
Technical Service Manager
Attachment(s)
ISSUED 7-27-81
1 of 3
1981 De Lorean Torque Specifications
IMPORTANT NOTE: TORQUE SPECIFICATIONS SHOULD NOT BE EXCEEDED.
DESCRIPTION THREAD SIZE NM FT. LB.
CHASSIS:
Fuel tank cover plate M8 x 13 22 16
Fuel tank front M6 x 10 11 8
Horn bracket attachment M6 x 10 11 8
Radiator mounting
bracket to frame M8 x 13 22 16
Horn to bracket M6 x 10 11 8
Radiator stay bracket
to frame M6 x 10 11 8
REAR SUSPENSION:
Trailing arm bush
attachment M8 x 13 22 16
Lower link both
ends 1/2" x 19 80 60
Upper link both
ends 1/2" x 19 80 60
Trailing arm hub
to carrier M12 x 19 75 55
Outer drive shaft
to hub M22 x 32 370 270
Trailing arm to
pivot bush M12 x 19 75 55
Shaft to inner and
outer drive shafts M10 x 17 40 30
Parking brake cable
bracket to hub carrier M6 x 10 7 5.5
Caliper - hub carrier 7/16" x 16 55 40
Flex brake pipe
attachment 3/8" x 15 16 12
Wheels M12 x 19 80 60
2 of 3
DESCRIPTION THREAD SIZE NM FT. LB.
TRANSMISSION AND FINAL DRIVE:
Drain and fill
plugs M10 x 17 20 15
M8 x 13 25 18
Mounts M10 x 17 36 26
TRANSMISSION SHIFT LINKAGE:
Auto and manual relay
pivot bolts M8 x 17 22 16
FRONT SUSPENSION:
Caliper to mounting
bracket 7/16" x 19 75 55
Dust shield M8 x 13 28 20
Front disc to hub M8 x 13 28 20
(w/Loctite 601)
Stub axle to steering
knuckle M22 x 32 220 165
Hub bearing to stub
shaft M22 x 32 190 145
Upper control arm
pivot bolt 1/2" x 19 80 60
Lower control arm
pivot bolt 1/2" x 19 80 60
Shock absorber
(upper) 3/8" x 14 28 20
Shock absorber
(lower) 1/2" x 19 80 60
Stabilizer bar -
lower control arm M12 x 19 75 55
Stabilizer bar pivot
(on chassis) M10 x 17 36 26
Flex brake pipe
attachment M10 x 15 16 12
Upper ball joint to
steering knuckle 7/16" x 16 60 45
Lower ball joint to
steering knuckle 1/2" x 19 60 45
3 of 3
DESCRIPTION THREAD SIZE NM FT. LB.
ENGINE:
Engine Mounts M8 x 13 25 18
A/C compressor
bracket to engine M7 x 13 16 12
Heat shields to
exhaust crossover M6 x 10 11 8
Exhaust crossover
pipe to manifold M10 x 17 40 30
'U' Bolt Catalyst
to muffler M8 x 13 15 11
Muffler support M8 x 13 22 16
bracket on engine M10 x 17 30 22
Muffler rubber
mounts M6 x 10 11 8
BRAKE LINES:
"T" connections M6 x 10 11 8
to frame M8 x 13 22 16
Flex pipe to frame M10 x 15 16 12
Line union through
frame M10 x 15 16 12
RADIATOR:
Fan cowl to radiator M6 x 8 7 5
M6 x 10
STEERING UNITS:
Lower column to universal
joint to rack pinion and M8 x 13 22 16
letter column
Tie rod to steering
knuckle 7/16" x 14 36 26
Tie rod lock nut M12 x 19 65 48
Steering rack assembly
to frame M8 x 13 15 11