HomeBelts and Cooling > Sending UnitsStandard Ignition TS-51 Engine Coolant Temperature Sender
Part #: TS-51

Standard Ignition TS-51 Engine Coolant Temperature Sender

66 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$24.53Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Cadillac, Chevrolet, Oldsmobile, Pontiac, Buick, and GMC, DeVille, Eldorado, Seville, Vega, Starfire, Astre, Sunbird, Bel Air, Caprice, Impala, Century, Electra, LeSabre, Regal, Riviera, G10 Van, G20 Van, G30 Van, Centurion, El Camino, Sprint, Biscayne, Camaro, Chevelle, Bonneville, Firebird, Grand Prix, Grand Safari, Grandville, GTO, LeMans, Ventura, Skylark, C10 Suburban, C20 Suburban, K10 Suburban, K20 Suburban, Nova, C15/C1500 Suburban, C25/C2500 Suburban, G15/G1500 Van, G25/G2500 Van, G35/G3500 Van, K15/K1500 Suburban, K25/K2500 Suburban, F85, GS, GS 455, P10 Van, Townsman, P15/P1500 Van, P25/P2500 Van, P35/P3500 Van, Cutlass, Blazer, C10 Pickup, C20 Pickup, C30 Pickup, K10 Pickup, K20 Pickup, K30 Pickup, C15/C1500 Pickup, C25/C2500 Pickup, C35/C3500 Pickup, K15/K1500 Pickup, K25/K2500 Pickup, and K35/K3500 Pickup
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Temperature Sender for GM Vehicles

The Standard Ignition TS-51 Engine Coolant Temperature Sender is designed to provide accurate temperature readings for a range of General Motors vehicles. Compatible with popular models such as the Chevrolet Camaro, Buick LeSabre, and Pontiac Firebird, this sender ensures your engine's cooling system operates efficiently.

  • Screw-on attachment method for secure installation
  • Durable black and gold finish combining brass and plastic materials
  • Single male plug-in connector for straightforward wiring
  • Two male blade terminals for reliable electrical contact
  • Operates on standard 12-volt systems

Durable Design and Precise Fitment

The TS-51 Engine Coolant Temperature Sender features a robust construction with a brass and plastic finish that resists corrosion and wear. Its screw-on attachment method allows for a tight, leak-free fit in the engine cooling system. The sender includes a single male plug-in connector and two male blade terminals, ensuring compatibility with the factory wiring harnesses of Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles. This part is engineered to meet OEM specifications, making it suitable for models such as the Chevrolet Impala, Cadillac DeVille, and Pontiac Grand Prix.

Compatible Vehicles and Applications

This temperature sender is compatible with a wide range of GM vehicles, including:

  • Buick LeSabre, Century, and Skylark
  • Cadillac Eldorado, Seville, and DeVille
  • Chevrolet Camaro, El Camino, and Suburban (C10, C20, K10, K20)
  • Oldsmobile Cutlass, Starfire, and 88
  • Pontiac Firebird, GTO, and Grand Prix

Common Issues Addressed by the TS-51 Sender

  • Inaccurate engine temperature readings causing improper cooling fan operation
  • Engine overheating due to faulty temperature sensor signals
  • Erratic temperature gauge behavior on the dashboard
  • Check engine light triggered by coolant temperature sensor faults
  • Intermittent electrical connection problems in the cooling system

Installation Notes and Tips

Installation of the Standard Ignition TS-51 Engine Coolant Temperature Sender requires a screw-on attachment to the engine block or cylinder head. Ensure the engine is cool before removal or installation to prevent burns or damage. Use thread sealant if recommended by the vehicle manufacturer to prevent leaks. Verify the connector type matches the factory wiring harness and confirm secure engagement of the male plug-in connector and blade terminals. Testing the sensor after installation is advised to confirm proper operation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The TS-51 Engine Coolant Temperature Sender undergoes rigorous quality control testing to maintain consistent accuracy and fitment. This part is backed by Standard Ignition's limited warranty, providing coverage against defects in material and workmanship under normal use.

BrandStandard Ignition
Part NumberTS-51
Attachment MethodScrew-On
ColorBlack, Gold
Connector GenderMale
Connector TypePlug In
FinishBrass, Plastic
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 66 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
1981CadillacDeVille4.1LV6N/AMetal Engine Coolant Temperature Sender with Light
1981CadillacEldorado4.1LV6N/AMetal Engine Coolant Temperature Sender with Light
1981CadillacSeville4.1LV6N/AMetal Engine Coolant Temperature Sender with Light
1980CadillacDeVille4.1LV6N/AMetal Engine Coolant Temperature Sender with Light
1976OldsmobileStarfire2.3LL4N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1976PontiacSunbird2.3LL4N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1975ChevroletBel Air7.4LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1975ChevroletCaprice7.4LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1975ChevroletImpala7.4LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1974BuickCenturyN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1974BuickLeSabreN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1974BuickRegalN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1974BuickRivieraN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1973BuickCenturyN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1973BuickLeSabreN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1973BuickRegalN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1973BuickRivieraN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1973ChevroletEl CaminoManual5.0LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972ChevroletBel AirN/AStamping No. 82B-260M; With Light
1972ChevroletCamaroN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972ChevroletCaprice5.7LV8N/AStamping No. 82B269M; With Light
1972ChevroletEl CaminoN/AStamping No. 82B-260M; With Light
1972ChevroletImpalaN/AStamping No. 82B-260M; With Light
1972PontiacBonnevilleN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972PontiacFirebird7.5LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972PontiacFirebird6.6LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972PontiacFirebird5.7LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972PontiacGrand PrixN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972PontiacGTON/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972PontiacLeMans7.5LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972PontiacLeMans6.6LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1972PontiacLeMans5.7LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1971BuickSkylarkN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1971ChevroletBel AirN/AStamping No. 82B-260M; With Light
1971ChevroletC10 SuburbanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1971ChevroletC20 SuburbanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1971ChevroletCaprice5.7LV8N/AStamping No. 82B269M; With Light
1971ChevroletEl CaminoN/AStamping No. 82B-260M; With Light
1971ChevroletImpalaN/AStamping No. 82B-260M; With Light
1971ChevroletK10 SuburbanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1971ChevroletK20 SuburbanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1971ChevroletNovaN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1971GMCG15/G1500 VanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1971GMCG25/G2500 VanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1971GMCG35/G3500 VanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1971PontiacBonnevilleN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1971PontiacFirebird7.5LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1971PontiacFirebird6.6LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1971PontiacFirebird5.7LV8N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1971PontiacGrand PrixN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1971PontiacGTON/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1971PontiacLeMans4.1LL6N/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1970BuickLeSabreN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1970BuickSkylarkN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1970ChevroletBel AirN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1970ChevroletC10 SuburbanN/Aw/o High Performance Engine; With Light
1970ChevroletC20 SuburbanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1970ChevroletEl CaminoN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light
1970ChevroletImpalaN/AStamping No. 82B-260M; With Light
1970ChevroletK10 SuburbanN/Aw/o High Performance Engine; With Light
1970ChevroletK20 SuburbanN/Aw/o High Performance Engine; With Light
1970ChevroletNovaN/AExc. High Perf. Engine; With Light
1970OldsmobileCutlassN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1969ChevroletBlazerN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1969ChevroletC10 SuburbanN/ACompatible with vehicles equipped with a coolant temperature indicator light on the dashboard.
1969ChevroletC20 SuburbanN/AEngine Coolant Temperature Sender with 2 Blade Terminals and Light

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1T1058213-11412503652153-7717TS6638TU47WT343

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.