1980 Johnson 4HP Service Manual, Page 55Get this manual
DISASSEMBL
POWERHEAD
Remove three screws, support plate and tainerNote position of retainerSee Section 4Remove cylinder head and gasket moving the six head screwsSee Figure 5-5
Remove exhaust cover and gasket removing the cover plate screwsSlide cover out from under starter bracketSee Figure 5-5 dDrive taper pin out of crankcase and cylinder bIock assembIyThe taper pin must716