1997 "EU" Johnson Evinrude 5 thru 15 Four Stroke Service Manual, P/N 507262, Page 124Get this manual
Service Specifications Special Torque Chart All Models Description Torque
9.915 (305cc) Models
Description Torque
Connecting Rod Cap Screws Cylinder Block to Crankcase Screws Cylinder Head Screws Powerhead Retaining Screws Main Bearing Screws Valve Cover Screws Thermostat Housing Screws Pressure Relief Valve Intake Manifold Screws Camshaft Pulley Screw Tappet Nuts Oil Pressure Switch
80-96 inIbsCD (9-11 Nm) 84-106 inIbsCD (10-12 Nm) 18-20 ftIbsCD (24-27 Nm) 15-17 ftIbs (20-23 Nm) 18-21 ftIbsCD (24-28 Nm) 84-106 inIbs (10-12 Nm) 84-106 inIbs (10-12 Nm) 84-106 inIbsCD (10-12 Nm) 84-106 inIbsCD (10-12 Nm) 84-106 inIbs (10-12 Nm) 10-20 inIbs(1,1-2,3 Nm) 120-168 inIbs(13,5-19 Nm)
Exhaust Adapter Screws Crankshaft Pulley Nut Exhaust Probe Tube Fitting Oil Pump Retaining Screws
84-106 inIbsCD (10-12 Nm) 17-18 ftIbs (23-24 Nm) 12-13 ftIbs(16-20 Nm) 7-9 ftIbs (9,5-12 Nm)