Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 33Get this manual

Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 33

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GENERAL INFORMATION

Compression listed above is with decompression assembly not in operation(Rocker arm on exhaust side is removed) 6 Compression check is important because an engine with

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