Piston Ring Mercruiser→Mercruiser 3.7L

Part # & Price	Description
HAS6138 $59.99	Piston Ring Set Mercruiser 3.7L 224 CID 4 Cylinder Marine Standard Size Piston Ring set for a Mercruiser 4 Cylinder Engine. These Rings are standard to fit a standard bore. This kit does all 4 pistons. Fits the 4-cyl. 3.7L (224 c.i.d.) engine which went by many different model numbers such as 165 170 190 470 485 488 3.7L and 3.7LX. BORE: 4.360" COMPRESSION GROOVE(S): 2.0/2.0 mm OIL GROOVE: 4.75 mm