Sorenson TS-42, a vintage coolant temperature sender
type: Unknown Type
Vendor: CorvairFarmer
Description:
🧩 Part Overview
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Part Number: Sorenson TS-42
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Type: Coolant Temperature Gauge Switch / Sender
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Thread Size: 3/8"-18 NPT
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Connector: Single spade terminal
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Function: Activates dash gauge or warning light based on coolant temperature
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Country of Origin: Made in USA
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Status: NOS units occasionally found in original packaging
🚗 Confirmed Fitment
Used across 1970s–1980s GM vehicles, including:
| Make | Models & Engines | Years |
|---|---|---|
| Chevrolet | Impala, Camaro, Nova, C/K Trucks (V8) | 1970–1984 |
| Pontiac | Bonneville, Catalina, Firebird | 1971–1985 |
| Buick | LeSabre, Regal, Electra | 1972–1986 |
| Oldsmobile | Cutlass, Delta 88, 98 Regency | 1972–1987 |
| GMC | Sierra, Suburban, Vans | 1973–1985 |
Also found in select Cadillac and GM commercial platforms with V6/V8 engines.
🔁 Cross Reference Numbers
| Brand | Equivalent Part Number |
|---|---|
| ACDelco | SW288, 6490694, 25036512 |
| Standard | WT356, TS43 |
| Niehoff | DS-390, TS42 |
| Wells | D1506C |
| GP Sorensen | TS-42 |
| Others | SBC4687, 53-20213, 1S2684 |
These interchange numbers confirm compatibility across multiple aftermarket catalogs.