Mercruiser Thermostat Housing Compatible With 4.3L Efi 5.7L Efi Gm Bravo 350 Mag Mpi 7.4L Tbi 454

OEM PART NUMBERS:
• Mercury/MerCruiser: 861188A1
• Mercury/MerCruiser Superseded: 807074A1, 808064A1
• Sierra: 18-3531
• 9-42501

SPECIFICATIONS:
• System: Closed Cooling (Fresh Water / Heat Exchanger Systems Only)
• Engine Types: GM V6 & V8 — 262 / 305 / 350 / 454 / 502 CID
• Fits: MCM (Sterndrive) and MIE (Inboard) configurations
• Condition: New

MERCRUISER 4.3L V6 & 5.0L / 5.7L V8 APPLICATIONS — Closed Cooling:
• MerCruiser 4.3L / LH / EFI MCM GM 262 CID V6 Closed Cooling (1998 & Up, S/N 0L010044 & Up)
• MerCruiser 5.0L MCM/MIE GM 305 CID V8 Closed Cooling
• MerCruiser 5.7L EFI GM Bravo MCM GM 350 CID V8 Closed Cooling (1998 & Up, S/N 0L010037 & Up)
• MerCruiser 5.7L M IE GM 350 CID V8 Closed Cooling (1998 & Up, S/N 0L002003 & Up)
• MerCruiser 350 MAG MPI / M IE GM 350 CID V8 Closed Cooling (1998 & Up, S/N 0L010019 & Up)

MERCRUISER 7.4L / 8.2L V8 BIG BLOCK APPLICATIONS — Closed Cooling:
• MerCruiser 7.4L MPI / TBI MCM GM 454 CID V8 Closed Cooling (1995-1998, S/N 0F563052 & Up)
• MerCruiser 454 Horizon MIE GM 454 CID V8 Closed Cooling (1998 & Up, S/N 0L002200 & Up)
• MerCruiser 8.2L MPI / M IE GM 502 CID V8 Closed Cooling (1996 & Up, S/N 0F819620 & Up)
• MerCruiser 502 MAG MPI MCM GM 502 CID V8 Closed Cooling (1998 & Up, S/N 0L017000 & Up)

PRODUCT NOTICE:
As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but are designed to function the same as - if not better than - the original. All parts sold are new.

WARNING - This product may expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov