1976 Evinrude 200 HP Outboards Service Manual, PN 5199, Page 83Get this manual
PISTONS, WRIST PINS, AND CONNECTING RODS aThe difference between port and starboard cylinders must be considered when assembling pistons to rodsPistons must be installed in cylinders with intake side of deflector toward intake portSee Figures 5-49,BOil hole in connecting rod must be facing top of motorSee Figure 5-50 bApply coat of oil to wrist pin, making sure surface is cleanPlace drop or two of oil in each pin hole in the piston
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One of the piston bosses is bored for slip fit on the wrist pin and the other for press fitWhen installing the wrist pin press from the side marked "L" (loose), using fixture to guard against distortion or damage during the operationcInsert wrist pin through Slip fit side of pistonOil wrist pin bearing in connecting rodPlace connecting rod in position, then proceed to press the pin into pistonSee Figure 5-40This can be accomplished more easily if the piston is heated slightly, causing it to expanddReplace retaining rings, making certain they come to rest securely in the groove provided for this purpose, using OMC Special Tools Cone Part #318600 and Driver #318599See Figure 5-51