Description
Cast Piston Kit
This is a very high quality cast aluminum alloy piston. This kit comes with the piston, Riken rings, wrist pin and pin clips.
Standard Bore Size: 2.565″
These pistons are available in STD, .010″, .015″, .020″, .030″ and .040″ oversize
To order, select your desired options, then enter the quantity and click “add to cart”. Most standard and oversize pistons are in stock however some sizes may be on a short backorder from time to time. Please don’t hesitate to contact us for assistance.
Fits
Mercury / Mariner
20hp 1972-79 Crossflow
40hp 1990-97 Crossflow
50hp 1970-85 Crossflow
Replaces: 743-5172A6, 9229A10, 7716A2, 9229A11, 3366A2, 9229A7
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