Ring Set, Piston - Mariner 40hp, Yamaha C40 1990-97

As low as $12.59
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Piston Ring Sets

These are the same or better than OEM! These are Riken Rings!! They will fit OE style Cast pistons...will not fit Wiseco Pistons!

Standard Bore size: 2.953"

If you need pistons for this engine we carry those too!

Sold by the Pair (2 rings for one piston)

These piston rings are available in STD and .020" oversize. To order, select the size desired from the dropdown 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.


Mariner 2-stroke

40A, 40B, 40C

Yamaha 2-stroke

C40hp 1990-1997

May fit additional models to those listed above. Please DO NOT order based solely on application info above. You MUST compare the oem number of the part for your engine to those listed below to ensure correct fitment of this part for your application! Failure to order this way will likely lead to the wrong part being ordered!

Replaces: 679-11610-00-00, 679-11610-20-00, 39-83896T, 39-83896M, 39-83898T, 39-83898M, 610, 200-263

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