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350 Mag MPI HORIZON Alpha-Bravo EC - Serial 1A623185 and Up - Thermostat and Housing, Closed Cooling
Section Drawing: (Hover or click to view larger)
Other Sub-Sections:
- Alternator and Brackets
- Closed Cooling System (Alpha)
- Closed Cooling System (Bravo)
- Closed Cooling System (BRAVO) Sea Pump Hoses
- Closed Cooling System (BRAVO) Sea Pump Hoses (SeaCore)
- Closed Cooling System, Heat Exchanger
- Closed Cooling System, Poppet Valve
- Cool Fuel System, Bravo
- Cylinder Block, Camshaft and Crankshaft
- Cylinder Block, Flywheel Housing and Rear Main Seal
- Cylinder Head Assembly
- Distributor and Ignition Components
- Electrical Components, Digital Throttle and Shift
- Electrical Components, Mechanical Throttle and Shift
- Engine Mounts
- Exhaust Manifold and Elbow
- Exhaust System Components
- Front Cover and Circulating Pump
- Fuel Filter, Alpha
- Fuel Module Components -Bravo
- Fuel Supply Module, Alpha
- Gasket Set Components (27- 75611A03), Cylinder Head
- Gasket Set Components, Engine Overhaul
- Gear Lube Monitor
- Intake Manifold and Fuel Rail
- Jackshaft Main Kit
- Mercathode Components
- Oil Pan and Oil Pump
- Pistons and Connecting Rods
- Remote Oil Filter Assembly
- Rocker Cover
- Sea Water Pump Assembly
- Shift Bracket, Alpha
- Shift Bracket, Bravo
- Shift Bracket, Digital Throttle and Shift
- Standard Cooling System (Alpha), Single and 7 Point Drain
- Standard Cooling System (Bravo), Air, 3 and 7 Point Drain
- Standard Cooling System, Sea Pump Hoses
- Starter Motor
- Steering Components
- Thermostat and Housing, Closed Cooling
- Thermostat and Housing, Standard Cooling
- Throttle Body, Digital Throttle and Shift
- Throttle Body, Mechanical
- Water Distribution Housing
| Ref # | Part Class | Part Number | Description | Comments | Qty | Note |
|---|---|---|---|---|---|---|
| 1 | 0000 | OEM: 525-864398T1 | HOUSING ASSEMBLY Thermostat | 1 | ||
| 2 | 0027 | OEM: 525-27-530451, Sierra: 676-18-2917 | GASKET Thermostat Housing | 1 | [1] | |
| 3 | 0022 | OEM: 525-22-32803, Sierra: 676-18-4264, GLM: 700-21894 | PLUG Pipe (.375-18) Brass | 2 | ||
| 4 | 0025 | OEM: 525-25-8071341, Sierra: 676-18-1508 | SEAL Thermostat | 1 | ||
| 5 | 0010 | OEM: 525-10-4010735 | SCREW (M8 x 35) | 2 | ||
| 6 | 0000 | OEM: 530-805218T, Sierra: 676-18-7600 | SENSOR | 1 | ||
| 7 | 0000 | OEM: 530-806490T, Sierra: 676-18-5897 | SENDER Temperature | 1 | ||
| 7 | 0000 | OEM: 525-49734 | SENDER Water Temperature | Dual Station | OPT | |
| 8 | 0013 | OEM: 525-13-26996 | LOCKWASHER (#10) Stainless Steel | 1 | ||
| 9 | 0011 | OEM: 525-11-68219 | NUT (#10-32) Stainless Steel | 1 | ||
| 10 | 0000 | OEM: 530-864493, Sierra: 676-18-43015 | THERMOSTAT 77°C (170°F) | 1 | ||
| 11 | 0000 | OEM: 525-807075A1 | COVER Thermostat Housing | 1 | ||
| 12 | 0022 | OEM: 525-22-818390 | DRAIN COCK | 1 | ||
| 13 | 0010 | OEM: 525-10-29198 | SCREW AND LOCKWASHER (.312-18 x .875) With Lockwasher | 2 |
PART NOTES:
[1] - Alternate part numbers:
53045 1Service Part
53045Q01QS