Superior IO-360 SERIES Overhaul Manual

Overhaul Manual
O-360 and IO-360 Series Engines
Table 72-00-11.2 • Torque Limits
Description of Limit Torque (in-Lb)
Spark Plug 420
Plug and Fitting (1/2-14 NPT) 160
Plug and Fitting (1/16-27 NPT) 40
Plug and Fitting (1/8-27 NPT) 40
Plug and Fitting (1/4-18 NPT) 85
Plug and Fitting (3/8-18 NPT) 110
Nut ¼” (Nut and Capsrew) 96-108
Slotted Nut ¼” (Nut and Capscrew) 55-60
Nut 5/16” (Nut and Capscrews) 200
Slotted Nut 5/16” (Idler Shaft) 150
Nut ½-20 Cylinder to Crankcase 600
Nut 3/8-24 Cylinder to Crankcase 300
Nut 3/8-24 Crankcase to Crankcase 300
3/8-24 Nut Connecting Rod Bolts 480
Slotted Nut 3/8-24 (Drilled Stud Over Camshaft) 300
5/16 Crankshaft Gear Bolt 204
¼-20 Pushrod Shroud Retaining Nut 50-70
¼-20 Rocker Cover Screws 50
Oil Spray Nozzles (1/16-27 NPT) 100
Oil Gage Tube (1-1/8-27 NPT) 300
Drain Back Tube Nut 35
Drain Back Hose Clamp 10
Intake Hose Clamps 45
Fuel Pump and Prop Governor Hose Nuts 35
Fuel Injector Hose Nuts 30
Fuel and Prop Governor Elbow Locknuts 30
Spin-on Oil Filter 192-216
Fuel Pump Socket Head Bolts (3/8-16) 225-250
Vernatherm Valve 300
Injector and Primer Nozzle 60
Nut and Capscrews (10-24, 10-32) 49
Primer and Injector Tubing Nuts 25
Cylinder Hold Down Studs – 3/8-16 100
Cylinder Hold Down Studs – 1/2-13 250
Other Studs, Minimum Driving Torque
¼-20 15
5/16-18 25
3/8-16 50
3
© March 2005 Superior Air Parts Inc.
72-00-11
Fits and Clearances

Superior IO-360 SERIES Specifications

General

Brand	Superior
Model	IO-360 SERIES
Category	Engine
Language	English