Sorenson TS-66, a robust coolant temperature sender
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type: Unknown Type
Vendor: CorvairFarmer
Description:
🧩 Part Overview
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Part Number: Sorenson TS-66
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Type: Coolant Temperature Sender — With Warning Light
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Thread Size: 3/8"-18 NPT
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Connector: Single blade terminal
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Function: Activates dash warning light when coolant exceeds threshold
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Country of Origin: Mexico or USA (depending on production era)
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Status: NOS units occasionally found in original packaging
🚗 Confirmed Fitment
Used across 1976–1992 GM, AMC, and Jeep vehicles, including:
| Make | Models & Engines | Years |
|---|---|---|
| Chevrolet | C/K Trucks, G-Series Vans, Caprice, Camaro, Monte Carlo | 1976–1990 |
| GMC | Sierra, Suburban, Caballero, Safari, Jimmy | 1978–1990 |
| Pontiac | Firebird, Grand Prix, Bonneville, Sunbird, Safari | 1979–1989 |
| Oldsmobile | Cutlass, Delta 88, Toronado, Firenza, Omega | 1978–1988 |
| Buick | Regal, Century, LeSabre, Riviera | 1980–1988 |
| Cadillac | Brougham, Fleetwood, DeVille, Eldorado | 1981–1992 |
| AMC / Jeep | AMX, Concord, Eagle, Spirit, Jeep CJ & Wagoneer (33001542) | 1980–1983 |
🔁 Cross Reference Numbers
| Brand | Equivalent Part Number |
|---|---|
| ACDelco | D1850A, D1864B, D1886, D1896, 213-4585 |
| Standard | TS-66, WT357 |
| Wells | TU64 |
| Four Seasons | 70037 |
| Echlin | TS6637 |
| Airtex | 1T1011 |
| Chrysler / AMC | 33001542 |
| GM OE | 25036035, 25036452, 25036535, 25037175, 25037176 |
| NAPA | TS6637SB |
| MTE-Thomson | 3740 |
These interchange numbers confirm compatibility across multiple catalogs and OE listings