VO,TVO-435-A & VO, TVO-540 MagnetoDrives
SSP1776
4-33
SERVICE TABLE OF LIMITS
PART IV VERTICAL ENGINES
SECTION IV BACKLASH
871
VO-435-BIA
Starter Drives
CRANKSHAFT
8001
ACCESSORY HSG.
VO-435-BIA
Accessory Drive Gear SSP1776 4-34
SERVICE TABLE OF LIMITS
PART IV VERTICAL ENGINES
SECTION V -SPECIAL TORQUE REQUIREMENTS
Ref. Ref.
Thread
New Old Chart Size Nomenclature
Connecting Rod Nuts
Connecting Rod Bolt and Nut -Tighten
to This Length
Oil Pump Shaft Nut
Magneto Nut ( To attach drive
member to magneto) -Steel Bushing
Screw Plate Nuts (To attach ignition
cable outlet plate to magneto)
Rocker Box Screws
Exhaust Port Studs
(Driving Torque)
Nuts to Attach Exhaust Stacks
to Cylinder Head
Spark Plugs
Alternator Pulley Nut
Alternator Nut (Quill Shaft)
Alternator Output Terminal Nut
Alternator Auxiliary Terminal Nut
NPT Piston Cooling Nozzle in Crankcase
PT Injector Nozzle in Cylinder Head
Head Hose Clamps (Worm Type)
w
x Head Hose Clamps (Worm Type)
"T" Bolt Hose Clamps
Initial Torque.........
Retorque After Run-in...........
Cylinder Head Drain Back Hose
Clamp
Exhaust Clamp -Coupling -
V-Band (See Service Instruction No.
1238)
Cylinder Hold Down Studs
(Crankcase Driving Torque)
Cylinder Hold Down Studs
(Crankcase Driving Torque)
Cylinder Hold Down Nuts
Cylinder Hold Down Nuts
Parting Flange Nuts' Tightening Procedures -See latest
Torque Limits
480 in. lbs.
2.255 -2.256 360 -480 in. lbs.
300 in. lbs.
15 in. lbs.
50 in. lbs.
40 in. lbs. min.
160 -180 in. lbs. 420 in. lbs. 450 in. lbs. 474 in. lbs.
85 in. lbs.
30 in. lbs. 100 in. Ibs. 60 in. lbs.
20 in. lbs.
45 in. lbs.
35 in. lbs.
25 in. lbs.
10 in. lbs.
100 in. lbs.
250 in. lbs. 300 in. lbs. 600 in. lbs.
edition of Service
4-35
SERVICE TABLE OF LIMITS
PART IV VERTICAL ENGINES SECTION V -SPECIALTORQUE REQUIREMENTS
Ref. Ref.
New Old Chart Thread Size Nomenclature
Accessory Drive Shaft Nut
Crankshaft Gear Retaining Nut
1/4-28 Thin Slotted Nut (38 in. lbs. plus torque required to reach next locking slot.)
1/8-27 NPT Carburetor Drain Plug
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