2008 Mariner Outboard Models Where can I find my serial number? 15 [EL 4] 7F15312ZK 15 [M 4] 7F15201ZK 15 [ML 4] 7F15211ZK 20 [E 4] 7F20302ZK 20 [EL 4] 7F20312ZK 20 [ELH 4] 7F20311ZK 20 [ELHPT 4] 7F20411ZK 20 [ELPT 4] 7F20412ZK 20 [M 4] 7F20201ZK 20 [ML 4] 7F20211ZK
