Piston Kit, Cast - Mercury, Mariner 200-225hp Optimax DFI

Cast Piston Kit Standard Bore is 3.6265" Flat Top Piston with Round Pocket This is a very high quality cast aluminum alloy piston. This kit comes with the piston, Riken rings, wrist pin and pin clips. These pistons are available in Port and Starboard in sizes STD, .015", .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 200hp 2000-2004 3.0L Optimax DFI with Round Pocket in Piston 225hp 1998-2004 3.0L Optimax DFI with Round Pocket in Piston Replaces: 855353A3, 855353T3, 859296T2, 859296T2, 855354A3, 855354T3, 859297T2, 856936A2, 859444A2, 856938A2, 859446A2, 856935A2, 859443A2, 856937A2, 859445A2