MerCruiser 470 3.7L .040" Oversize Piston 4cyl H3164-040 Silv-O-Lite 1976-1989 3hp Replaces / Equivalent to Mercury

Replaces / Equivalent to Mercury 1399-1717

OMC 986328 / 098638 / Volvo Penta 3857667

55hp 70hp 85hp (and possibly others)

There are many other parts in this assembly

MerCruiser 470 3.7L .040" Oversize Piston 4cyl H3164-040 Silv-O-Lite 1976-1989 3hp Replaces / Equivalent to MercuryPart Number(s) Included Silv O Lite Hypereutectic Pistons H3164 040 (0. 040" Oversize) Piston & Pin Assembly (Single piston) THESE ARE 0. 040" OVERSIZE PISTONS You can get all of the information in Silv O Lite's catalog (Page 87) General Application Compatibility These were from a MerCruiser 3. 7L 170hp 224CID 4cyl "470" These would apply to the all of the 3. 7L engines from the 1976 1989 time period (RELATED, but not equivalent OEM STANDARD SIZED