MerCruiser 936-3549 GM 3905998 120hp 2.5L 4 cyl Cylinder Head OMC Stringer 64-72
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MerCruiser 936-3549 GM 3905998 120hp 2.5L 4 cyl Cylinder Head OMC Stringer 64-72

$300.00
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Item Details Commonly Found on MerCruiser & OMC GM 2.5L 120hp models before 1972 Cannot be used with 3.0L 140hp models Really Great shape, No cracks or welds. MerCruiser 936-3549 / 936-2284 Technically Can be used to replace 936-5319 if you use the correct style of spark plugs (Champion RN5C) This is the early Pre-1972ish style that takes the "gasket/ crush washer" spark plugs (13/16" socket rather than 5/8") MerCruiser serial numbers 3825578 & Below However, you can use this with any 120hp model after 1972 if you use the correct spark plugs (see note above) Freshwater used part. Casting Number 3905998 (equivalent to  2767031, 2773306 and possibly others)  Please note the ports on this...make sure they match yours, as well as the casting numbers OMC Stringer 0380344 Purchase with confidence! 1964 1965 1966 1967 1968 1969 1970 1971

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