CatalogMercruiserRe-manufactured Engines5.8L 357 CID 4V Alpha 1G400000 & UpFront Cover And Circulating Pump × Check Availability Select Your Country American SamoaAngolaArgentinaArubaAustraliaAustriaAzerbaijanBahamasBahrainBarbadosBelarusBelgiumBelizeBermudaBoliviaBotswanaBrazilBulgariaCanadaCayman IslandsChileChinaColombiaCosta RicaCroatiaCyprusCzech RepublicDenmarkDominican RepublicEcuadorEgyptEl SalvadorEstoniaFijiFinlandFranceFrench PolynesiaGeorgiaGermanyGreeceGreenlandGrenadaGuadeloupeGuamGuatemalaHondurasHungaryIcelandIndiaIndonesiaIrelandIsraelItalyJamaicaJapanJordanKazakhstanKorea, Republic ofLatviaLithuaniaMadagascarMalaysiaMaltaMarshall IslandsMartiniqueMauritiusMexicoMicronesia, Federated States ofNetherlandsNetherlands AntillesNew CaledoniaNew ZealandNorthern Mariana IslandsNorwayOmanPanamaParaguayPeruPhilippinesPolandPortugalPuerto RicoQatarRomaniaRussian FederationSaint LuciaSaudi ArabiaSenegalSingaporeSlovakia (Slovak Republic)SloveniaSouth AfricaSpainSurinameSwedenSwitzerlandTaiwanThailandTrinidad and TobagoTurkeyUkraineUnited Arab EmiratesUnited KingdomUnited StatesUruguayVenezuelaVirgin Islands (U.S.) ZIP Code Check Availability Mercruiser 5.8L 357 CID 4V Alpha 1G400000 & Up Front Cover and Circulating Pump Diagram # Description Price Qty 1 PUMP ASSEMBLY Water 8503991 In Stock $166.49 $142.99 Add 2 PLUG 49146 Unavailable 3 GASKET 34897 In Stock $4.00 $2.80 Add 4 STUD (.312-24/.375-1 6 x 2.5625) 35342 In Stock $9.30 $6.51 Add 5 SCREW (.375-16 x 1.750) 32132 In Stock $2.90 $2.10 Add 6 PLUG Cup (.468) 816565 Ships in 2 to 3 days $10.30 $7.46 Add 7 BUSHING 860088 In Stock $12.30 $8.62 Add 8 PLUG ASSEMBLY (.500-13) Blue 806608A02 In Stock $9.79 $6.58 Add 9