Mercury MerCruiser - Front Mounted Closed Cooling Kit - 1997-1999 MCM V-8 - 1997-2002 MIE & Tow Sports V-8 - 860427A5Some engine models will require a closed cooling kit, a belt kit, and a seawater pump kit. Other models will not require all these kits. A note indicates that there might be a different kit that is required to make the kits fit the engine on which the closed colling is being installed. Front mounted kit 860427A5 Fits the following models: 1997 1999 MerCruiser Marine V 8 (305 & 377 cubic inch displacement) engines (serial number 0K001501 0L618999) 1997