1992 Johnson Evinrude "EN" 40 thru 55 Service Manual, P/N 508143, Page 56Get this manual
Heli-Coillnserts and Installers
LJ threadsThe installation kit consists of drill, tap, and insertion
r;l Use these Heli-Coil inserts on all models to repair damaged
'N'=J The 14
PIN 391436 391438 391439 391440 391441 391450 391437 391448 391447 391446 391445 391444 391449 391443 391442
mm spark plug inserts are specially made for use in aluminum cylinder headsDo not use substitutes
Name of Part Heli-Coillnstaller Kit, 8-32 Heli-Coillnstaller Kit, 10-24 Heli-Coillnstaller Kit, -20 Heli-Coillnstaller Kit, 516-18 Heli-Coillnstaller Kit, 38-16 Heli-Coillnstaller Kit, 12 -13 Heli-Coillnstaller Kit, 14 mm Heli-Coillnserts, 8-32 Heli-Coillnserts, 10-24 Heli-Coillnserts, -20 Heli-Coillnserts, 516-18 Heli-Coillnserts, 38 -16 Heli-Coillnserts, 12-13 He Ii-Coil Inserts, 14 mm (318 inReach) He Ii-Coil Inserts, 14 mm (112 inReach)