1976 Johnson 4HP 4R76, 4W76 Outboards Service Manual, Page 44Get this manual
eTighten connecting rod screws to torque specified in Section 2Check move ment at connecting rods on crank pinRods should float freely after torquingBend lock plate tabs up to prevent screws from turningi:]NOTE DO NOT adjust position of screw if tab does not fit against flat on screwLock plate tab must be made to conform to screwAlways use new lock plates 92.0 9
Figure 5-19Connecting Rod Cap Alignment PISTON RINGS Install the piston rings on each pistonSpread each ring with ring expander just enough to slip it over the head of the piston and down into placeBe sure the rings fit freely in the piston ring groovesThe ring grooves are pinned to secure the position of the rings, primarily to prevent ends of the rings from catching on the edges of the ports in the cylinders, but also to assure staggering of the ring gaps
CRANKCASE AND CYLINDER aApply thin line of OMC Adhesive "M" to crankcase face DO NOT over-cement; excess will squeeze over to foul oil charmels, etcThere should be thin line of cement between the screw holes in inside edge of machined surfacebPosition crankcase and install crankcase taper pins, driving in carefully with hamme rInstall atta ching screws and tighten to torque spe cified in Se ction 2