This is a brand new set of eighteen (18) Double Seal Crankcase Rings, enough to replace the stock Mercury OEM sealing rings on a 9-ring crank. These fit all V6 Mercury 2-stroke outboards (2.0 liters, 2.4 liters, 2.5 liters) including all race, fishing and oiler cranks.
 
Contact Mike Hill at STVracer@yahoo.com with any questions.