Product Description
NEW MERCURY PISTON AY-STANDARD (NO RINGS)
ONE WITH NO RINGS-THIS IS OLD# 745-3560A2 THAT TOOK 3 RINGS
ONE IS NEW# 9137A12 THAT USES 2 RINGS
--CONTACT US WITH QUESTIONS--
NO LONGER AVAILABLE NEW FROM MERCURY
ORIGINAL OEM REPLACEMENT FOR MERCURY & MARINER OUTBOARD MOTORS
