One Stop Solutions 1704 Radiator

Brand One Stop Solutions 1704
Cap Included NO
Core Height 12 13/16
Core Material PA
Core Row Quantity 1
Core Thickness 16
Core Thickness 5/8
Core Width 27 3/16
Down Flow Or Cross Flow Type DOWNFLOW
Engine Oil Cooler Included NO
Engine Oil Cooler Type NONE
Inlet Diameter 1 1/8
Inlet Header Length 28 3/16
Inlet Header Width 1 15/16
Outlet Diameter 1 1/8
Outlet Header Length 28 3/16
Outlet Header Width 1 15/16
Tank Material PLASTIC
Transmission Oil Cooler Diameter 1
Transmission Oil Cooler Distance between Fittings 13 3/4
Transmission Oil Cooler Included YES
Transmission Oil Cooler Type CONCENTRIC
Fits Mazda · 8 vehicles

O.E. form and function. Engineered as a direct-fit radiator with hassle-free installation.

Premium aluminum construction. Made with cadmium-plated tubes to help prevent premature failure.

Leak-resistant design. A die-cut gasket helps ensure a secure, leak-free seal.

Cross-references APDI 8011704, Spectra Premium CU1704 and 53519 for the same application. See all 5.

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Radiator for Mazda Protege 1995-1998

One Stop Solutions Part Number 1704 is an OSC Premium new automotive radiator built to OE-style form and function for the Mazda Protege. It is engineered with premium-grade aluminum construction, plastic tanks, and a downflow design to support reliable engine cooling and transmission fluid temperature control.

Key Features

  • Fits 1995-1998 Mazda Protege, N/A
  • Fits 1995 Mazda Protege, N/A, from 2/95; 1-row equivalent radiator
  • Downflow radiator design with 1-row core construction
  • Transmission oil cooler included with concentric cooler type
  • Core dimensions: 27 3/16 in. wide, 12 13/16 in. high, 5/8 in. thick
  • 1 1/8 in. inlet and outlet diameters
  • Premium materials used for the core, tanks, headers, and related components
  • Individually pressure tested during production

Detailed Description

This radiator is built for direct replacement service on Mazda Protege applications from 1995 through 1998, including the 1995 model built from 2/95. Part Number 1704 follows OE-style fit and function, with fitted and torqued components assembled to factory specifications. The unit uses a concentric transmission oil cooler and is designed to maintain cooling performance in daily driving and higher-mileage use. For shoppers comparing radiator replacement options, Part Number 1704 also cross-references Spectra Premium CU1704 for the same application.

What It Helps Address

  • Overheating caused by a worn or restricted radiator core
  • Transmission fluid temperature issues related to a failing cooler circuit
  • Coolant leaks from aged tanks, headers, or sealing surfaces
  • Reduced cooling efficiency from damaged fins or internal blockage
  • Fitment problems when replacing an original Mazda Protege radiator

Installation Notes and Tips

Confirm the vehicle build date for 1995 Mazda Protege applications, since coverage begins from 2/95. Verify inlet and outlet sizing, cooler line routing, and overall core dimensions before installation. This radiator does not include a cap. Use the existing mounting points and cooling system connections to complete the replacement on compatible Mazda Protege models.

Quality Assurance

OSC radiators are produced with upgraded cooling components and are tested multiple times during manufacturing, including cooler testing before tank installation, core testing before assembly, and a final assembled-unit test. The design also incorporates enhancements aimed at addressing common failure points in higher-mileage vehicles.

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionLitersCylindersPositionNotes
1998MazdaProtegeAutomatic1.5LL4N/A1-row equivalent radiator.
1998MazdaProtegeAutomatic1.8LL4N/A1-row equivalent radiator.
1997MazdaProtegeAutomatic1.5LL4N/A1-row equivalent radiator.
1997MazdaProtegeAutomatic1.8LL4N/A1-row equivalent radiator.
1996MazdaProtegeAutomatic1.5LL4N/A1-row equivalent radiator.
1996MazdaProtegeAutomatic1.8LL4N/A1-row equivalent radiator.
1995MazdaProtegeAutomatic1.5LL4N/AFrom 2/95; 1 ROW Equivalent
1995MazdaProtegeAutomatic1.8LL4N/A1-row equivalent radiator.
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
APDI — 8011704Spectra Premium — CU170453519A1704B68G15200F