COOLING SYSTEM REF PART NOTE NO NUMBER    QTY PART NAME Y 1 3N3270 1    HEAT EXCHANGER GP 2 4H7137 2    PIPE G 3 2S6654 HOSE-COOLANT (3.50IN) 4 9M0164 4    CLAMP-HOSE G 5 256654 HOSE-COOLANT (3.50IN) G-ORDER BY THE INCH Y-SEPARATE ILLUSTRATION B-117797 EP REF PART NOTE NO NUMBER    QTY PART NAME 1 7L0875 1    BONNET-HEAT EXCHANGER C 2    1A2029 14    BOLT 3 7L0874 2    GASKET-HEAT EXCHANGER 4 7L0877 1    BONNET-HEAT EXCHANGER 5 6L2279 2    PLUG-PIPE 6L2280 2    ROD (ZINC) 6 8L4478 2    DOWEL 7 5D6642 2    SEAL-O-RING 8 8L5418 1    BUNDLE-EXCHANGER TUBE 9 9B0877 2    PLUG C 10    5M2894    14    WASHER C 11 1A2029 2    BOLT 28.58MM(1.125IN)LG -OR- C 3B1915 2    BOLT 34.93MM(1.375IN)LG C 12 051619 2    BOLT C 13 9N1650 4    WASHER-HARD C 14 7N1991 1    SUPPORT-EXPANSION TANK BC 15    6BO0933   2    SPACER B-USE AS REQUIRED C-CHANGE FROM PREVIOUS TYPE B-345673 EP 1379  3N3270 HEAT EXCHANGER GP-SEA WATER Part Of 3N4925 Heat Exchanger An Attachment 1379  3N4925 HEAT EXCHANGER GP-SEA WATER Not For Use With Auxiliary Water Pump Or Water Lines 3N3270-Page 78 An Attachment SEBP1406  78