MerCruiser 470 3.7L .040" Oversize Piston 4cyl H3164-040 Silv-O-Lite 1976-1989 3hp Equivalent Part numbers:

Equivalent Part numbers:

There are many other parts in this assembly

This is untested some of the wires are damaged but should be able to be repaired

the new style that is quick connect

MerCruiser 470 3.7L .040" Oversize Piston 4cyl H3164-040 Silv-O-Lite 1976-1989 3hp Equivalent Part numbers:Part 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