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4.3L CARB ALPHA-BRAVO - 1A063240 and Up - Thermostat and Housing
Section Drawing: (Hover or click to view larger)
Other Sub-Sections:
- Alternator and Brackets
- Carburetor
- Carburetor and Throttle Linkage
- Closed Cooling System
- Cylinder Block Camshaft Crankshaft and Balanceshaft
- Cylinder Head and Rocker Cover
- Distributor and Ignition Components
- Electrical Components
- Engine Mounts
- Exhaust Manifold and Elbow
- Exhaust Risers
- Exhaust System
- Flywheel Coupler and Flywheel Housing
- Front Cover and Circulating Pump
- Fuel Filter and Fuel Pump
- Gasket Set Components Engine Overhaul
- Gear Lube Monitor
- Intake Manifold
- Jackshaft Components
- Maintenance Kits
- Mercathode Components
- Oil Pan Oil Pump and Rear Oil Seal
- Pistons and Connecting Rods
- Remote Oil Filter (Accessory Kit)
- Sea Water Pump Assembly (Alpha-Bravo Closed Cooling)
- Sea Water Pump Assembly (Bravo Standard) 1A299999 and Below
- Sea Water Pump Assembly (Bravo Standard) 1A300000 and Up
- Service and Support Material
- Shift Bracket (Alpha)
- Shift Bracket (Bravo)
- Standard Cooling System
- Starter Motor
- Steering Components
- Thermostat and Housing
| Ref # | Part Class | Part Number | Description | Comments | Qty | Note |
|---|---|---|---|---|---|---|
| 1 | 0000 | OEM: 525-864592T | HOUSING ASSEMBLY Thermostat | (Standard Cooling) | 1 | |
| 2 | 0022 | OEM: 525-22-32803, Sierra: 676-18-4264, GLM: 700-21894 | PLUG Pipe (.375-18) Brass | 2 | ||
| 3 | 0000 | OEM: 530-806490T, Sierra: 676-18-5897 | SENDER | 1 | ||
| 3 | 0000 | OEM: 525-49734 | SENDER Dual Station | OPT | ||
| 4 | 0013 | OEM: 525-13-26996 | LOCKWASHER (#10) Stainless Steel | 1 | ||
| 5 | 0011 | OEM: 525-11-68219 | NUT (#10-32) Stainless Steel | 1 | ||
| 6 | 0000 | OEM: 530-805218T, Sierra: 676-18-7600 | SENSOR | 1 | ||
| 7 | 0027 | OEM: 525-27-806871 | GASKET Thermostat Housing | 1 | [1] | |
| 8 | 0000 | OEM: 525-807252T2, Sierra: 676-18-3649, GLM: 700-13100 | THERMOSTAT 71DegreeC (160 Degree F) | 1 | [2] | |
| 9 | 0023 | OEM: 530-806922 | SLEEVE Thermostat | 1 | ||
| 10 | 0027 | OEM: 525-27-530451, Sierra: 676-18-2917 | GASKET Lower Thermostat Housing | 1 | [3] | |
| 11 | 0010 | OEM: 525-10-98508 | SCREW (.375-16 x 3.00) | 2 | ||
| 12 | 0000 | OEM: 525-12552, GLM: 700-13237 | LIFTING EYE | 1 | ||
| 13 | 0022 | OEM: 525-22-98477A2, GLM: 700-13236 | VALVE ASSEMBLY Tee | 1 | ||
| 14 | 0030 | 98475 | BALL Nylon | 2 | ||
| 15 | 0024 | OEM: 525-24-75533, GLM: 700-13235 | SPRING | 2 | ||
| 16 | 0012 | OEM: 525-12-89302 | WASHER (.203 x .406 x .040) | 2 | ||
| 17 | 0010 | OEM: 525-10-98476 | SCREW (#10-32 x 6.00) | 1 | ||
| 18 | 0011 | OEM: 525-11-826709106, GLM: 700-21163 | NUT (#10-32) Stainless Steel | 1 | ||
| 19 | 0000 | OEM: 525-864398T1 | HOUSING ASSEMBLY Thermostat | (Closed Cooling) | 1 | [4] |
| 20 | 0027 | OEM: 525-27-530451, Sierra: 676-18-2917 | GASKET Thermostat Housing | 2 | [3] | |
| 21 | 0022 | OEM: 525-22-32803, Sierra: 676-18-4264, GLM: 700-21894 | PLUG Pipe (.375-18) Brass | 2 | ||
| 22 | 0025 | OEM: 525-25-8071341, Sierra: 676-18-1508 | SEAL Thermostat | 1 | [1] | |
| 23 | 0010 | OEM: 525-10-68101 | SCREW (.375-16 x 1.375) | 2 | [4] | |
| 24 | 0000 | OEM: 530-805218T, Sierra: 676-18-7600 | SENSOR | 1 | ||
| 25 | 0000 | OEM: 530-806490T, Sierra: 676-18-5897 | SENDER Coolant Temperature | 1 | ||
| 25 | 0000 | OEM: 525-49734 | SENDER | (Dual Station) | OPT | |
| 26 | 0013 | OEM: 525-13-26996 | LOCKWASHER (#10) Stainless Steel | 1 | ||
| 27 | 0011 | OEM: 525-11-68219 | NUT (#10-32) Stainless Steel | 1 | ||
| 28 | 0000 | OEM: 530-864493, Sierra: 676-18-43015 | THERMOSTAT 77°C (170°F) | 1 | [4] | |
| 29 | 0000 | OEM: 525-807075A1 | COVER Thermostat | 1 | [4] | |
| 30 | 0022 | OEM: 525-22-818390 | DRAIN COCK | 1 | ||
| 31 | 0010 | OEM: 525-10-29198 | SCREW AND LOCKWASHER (.312- 18 x .875) | 2 | [4] | |
| 32 | 0020 | OEM: 525-20-865525 | VALVE | 1 | [4] |
PART NOTES:
[1] - Component of Engine Overhaul Gasket Set 824326A03
[2] - Alternate part numbers:
807252Q 5QS Kit
807252T 2Service Part
807252T 5MPP Kit
[3] - Alternate part numbers:
53045 1Service Part
53045Q01QS
Component of Engine Overhaul Gasket Set 824326A03
[4] - Component of Closed Cooling Kit 8M0080795