One Stop Solutions 109 Radiator

Radiator for 1987-1990 Toyota Tercel

One Stop Solutions Part Number 109 is a premium replacement radiator for the 1987-1990 Toyota Tercel. It is built to OE form and function with a 5/8 in. core thickness, concentric transmission oil cooler design, and a PA core material construction for dependable cooling performance.

Key Features

• Fits 1987-1990 Toyota Tercel, N/A
• Premium-grade aluminum radiator construction with cadmium-plated tubes inside and out
• Die-cut gasket design to help maintain a leak-resistant seal
• Individually pressure tested during production
• Factory-spec fitted and torqued components
• Drop-in fit, form, and function for easier replacement
• Engineering updates address common original design failures and heat-related wear
• Part Number 109

Detailed Description

This One Stop Solutions radiator is engineered as an OE-style replacement for the Toyota Tercel radiator application listed above. It uses premium materials and a concentric transmission oil cooler layout where originally equipped, with a design focus on consistent cooling, proper fitment, and long service life. The radiator is built with enhancements such as additional fins per inch and a thicker core to help manage heat in higher-mileage vehicles. This part cross-references Spectra Premium CU109 for the same application.

Common Problems This Radiator Can Address

• Coolant leaks from a worn or damaged radiator tank, core, or seal area
• Overheating caused by reduced heat transfer efficiency
• Transmission cooler concerns related to an aging integrated cooler assembly
• Fitment issues from a replacement radiator that does not match OE dimensions
• Premature radiator failure from corrosion or internal wear

Installation Notes and Tips

Verify the vehicle application before installation and compare the existing radiator layout, including the concentric transmission oil cooler configuration. Confirm the 12 7/8 in. core note for the 1987-1990 Toyota Tercel application. Inspect hoses, clamps, and related cooling system components before installing the new radiator to help ensure a complete repair.

Quality Assurance

OSC radiators are individually pressure tested and undergo multiple production checks, including testing of the cooler sections before tank installation, core testing before assembly, and a final test after assembly. The design uses premium-grade tubes, fins, headers, and tanks to support durability and OE-style performance.