1976 Evinrude 200 HP Outboards Service Manual, PN 5199, Page 69Get this manual
1Water deflectors
Figure 5-11Starboard Cylinder Head Removed
eRemove 28 screws and outer and inner exhaust coversSee Figure 5-12, view AfInspect cylinder walls, pistons and piston rings
1Inner exhaust cover 2Gasket 3Outer exhaust cover
Piston rings must be free in their ring grooves Check for scuffing, scoring and damage caused by overheating, lack of lubrication or broken piston ringsUse an inside micrometer and measure cylinder walls for wearIf worn in excess of .004 inch over specified diameter in Section 2, cylinder should be rebored to next oversize and fitted with an oversize piston and ring assemblyIf damaged, power head will have to be removed and disassembledgIf cylinder walls and pistons are in good condition, clean cylinder, cylinder head, exhaust cover and gasket surfaces to remove old sealer and gasket materialSurface cylinder head and exhaust covers as described in "Cleaning, Inspection and Repair, Gasket Surfaces" on page 5-7hApply OMC Gasket Sealing Compound to gasket surfacesReinstall cylinder heads and exhaust covers using new gasketsTorque screws to specifications in Section 2