Part #: 1290

One Stop Solutions 1290 Radiator

⚙️ 26 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura and Honda, EL, Civic, and Civic del Sol
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Overview of One Stop Solutions Radiator 1290 for Acura and Honda

The One Stop Solutions Radiator part number 1290 is engineered for reliable cooling performance in select Acura and Honda vehicles. Designed specifically for models such as the Civic, Civic del Sol, and EL, this radiator ensures proper engine temperature regulation and transmission oil cooling.

  • Core dimensions: 13 3/4" height, 13 11/16" width, 1" thickness
  • Downflow core design with a single core row for efficient heat dissipation
  • Plastic tanks and PA core material for durability and corrosion resistance
  • Includes a concentric transmission oil cooler with 1" diameter and 7 7/8" fitting spacing
  • Inlet and outlet diameters of 1 1/8" with 2" header widths
  • Comes with a radiator cap and all necessary fittings for installation

Detailed Product Description and Specifications

This radiator is built to meet or exceed OEM form and function, providing a direct replacement for Acura and Honda Civic, Civic del Sol, and EL models. The core is constructed from PA material, offering a balance of strength and heat transfer efficiency. The plastic tanks reduce weight and resist corrosion. Featuring a downflow design, the radiator promotes effective coolant flow through a single core row, optimizing engine temperature control.

Additionally, the integrated concentric transmission oil cooler supports transmission fluid cooling, which is critical for vehicle longevity and performance. The cooler has a 1" diameter and fittings spaced 7 7/8" apart, matching factory specifications. Both inlet and outlet headers measure 14 11/16" in length and 2" in width, ensuring compatibility with the vehicle's cooling system. The radiator includes a cap and all necessary hardware, facilitating a hassle-free installation process.

Compatible Vehicles and Common Applications

  • Replacement radiator for Acura Civic models requiring part number 1290
  • Suitable for Honda Civic del Sol vehicles needing a downflow radiator with transmission oil cooler
  • Compatible with Honda EL models that use a radiator with plastic tanks and PA core
  • Addresses overheating issues due to radiator core damage or clogging
  • Resolves transmission fluid overheating by integrating a concentric transmission oil cooler

Installation Notes and Tips

  • Ensure all fittings and hardware included with the radiator are used to maintain factory torque specifications
  • Verify compatibility with your specific Acura or Honda model year before installation
  • Drain coolant and transmission fluid as necessary before removing the old radiator
  • Inspect hoses and clamps for wear and replace if needed during installation
  • After installation, refill coolant and transmission fluid to manufacturer recommended levels and check for leaks

Quality Assurance and Warranty Information

Each One Stop Solutions radiator 1290 undergoes up to three rounds of testing during production to ensure durability and performance. Components such as tubes, fins, headers, and tanks are manufactured from premium-grade materials and assembled to factory specifications. The radiator is designed for OE performance and includes a warranty that covers defects in materials and workmanship, providing confidence in its reliability for Acura and Honda Civic, Civic del Sol, and EL vehicles.

BrandOne Stop Solutions
Part Number1290
Cap IncludedW/CAP - 0.9
Cap IncludedYES
Core Height13 3/4
Core MaterialPA
Core Row Quantity1
Core Thickness1
Core Thickness26
Core Width13 11/16
Down Flow Or Cross Flow TypeDOWNFLOW
Engine Oil Cooler IncludedNO
Engine Oil Cooler TypeNONE
Inlet Diameter1 1/8
Inlet Header Length14 11/16
Inlet Header Width2
Outlet Diameter1 1/8
Outlet Header Length14 11/16
Outlet Header Width2
Tank MaterialPLASTIC
Transmission Oil Cooler Diameter1
Transmission Oil Cooler Distance between Fittings7 7/8
Transmission Oil Cooler IncludedYES
Transmission Oil Cooler TypeCONCENTRIC

This part fits 26 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2001AcuraEL1.7LL4N/A26mm Core; Cap Included
2000AcuraEL1.6LL4N/A26mm Core; Cap Included
2000HondaCivic1.6LL4N/A26mm Core; Cap Included
1999AcuraEL1.6LL4N/A26mm Core; Cap Included
1999HondaCivic1.6LL4N/A26mm Core; Cap Included
1998AcuraEL1.6LL4N/A26mm Core; Cap Included
1998HondaCivic1.6LL4N/A26mm Core; Cap Included
1997AcuraEL1.6LL4N/A26mm Core; Cap Included
1997HondaCivic1.6LL4N/A26mm Core; Cap Included
1997HondaCivic del Sol1.6LL4N/A26mm Core; Cap Included
1996HondaCivic1.6LL4N/A26mm Core; Cap Included
1996HondaCivic del Sol1.6LL4N/A26mm Core; Cap Included
1995HondaCivic1.6LL4N/A26mm Core; Cap Included
1995HondaCivic1.5LL4N/A26mm Core; Cap Included
1995HondaCivic del Sol1.6LL4N/A26mm Core; Cap Included
1995HondaCivic del Sol1.5LL4N/A26mm Core; Cap Included
1994HondaCivic1.6LL4N/A26mm Core; Cap Included
1994HondaCivic1.5LL4N/A26mm Core; Cap Included
1994HondaCivic del Sol1.6LL4N/A26mm Core; Cap Included
1994HondaCivic del Sol1.5LL4N/A26mm Core; Cap Included
1993HondaCivic1.6LL4N/A26mm Core; Cap Included
1993HondaCivic1.5LL4N/A26mm Core; Cap Included
1993HondaCivic del Sol1.6LL4N/A26mm Core; Cap Included
1993HondaCivic del Sol1.5LL4N/A26mm Core; Cap Included
1992HondaCivic1.6LL4N/A26mm Core; Cap Included
1992HondaCivic1.5LL4N/A26mm Core; Cap Included

* 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:

19010P0100425665163558011290A2274CU1290

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