Nissens 646991 Radiator

Nissens Radiator 646991 for Toyota and Lexus

The Nissens 646991 radiator is an aluminum replacement radiator built for specific Toyota and Lexus applications. It is listed for 1992-2003 Toyota Camry, 1999-2003 Toyota Solara, and 1997-2001 Lexus ES300 fitments, including manual transmission coverage on the 1999 Toyota Solara.

Key Features

• Aluminum radiator construction
• Core dimensions: 28.6614 in. height, 15.7480 in. width, 0.6299 in. length
• Direct-fit coverage for select Toyota Camry, Toyota Solara, and Lexus ES300 applications
• OE-style thermal management component for engine cooling system service
• Part number 646991 for catalog and cross-reference lookup

Detailed Description

Nissens 646991 is a radiator designed for vehicles that require a precise cooling-system replacement with aluminum construction and application-specific dimensions. Nissens develops thermal and engine efficiency components for the aftermarket, and this radiator follows that focus with fitment for 1992 Toyota Camry, 1997-2001 Lexus ES300, 1997-2001 Toyota Camry, 2000-2003 Toyota Solara, and 1999 Toyota Solara manual transmission models. If you are searching for a radiator for Toyota Camry or a radiator for Lexus ES300, this part number 646991 is listed for those applications.

This part cross-references Spectra Premium CU1909 and CU1910 for the same application.

What This Radiator Helps Address

• Coolant temperature rise from a leaking or restricted radiator
• Overheating caused by reduced heat transfer efficiency
• Corrosion or damage in an aging aluminum radiator assembly
• Cooling-system service needs on Toyota Camry, Toyota Solara, and Lexus ES300 models
• Fitment replacement when the original radiator no longer matches OE dimensions

Installation Notes and Tips

Verify radiator dimensions and transmission application before installation, especially on the 1999 Toyota Solara manual transmission listing. Confirm hose connections, mounting points, and cooling fan clearance against the removed unit. Flush the cooling system, inspect hoses and clamps, and refill with the correct coolant mixture after installation.

Quality Assurance

Nissens positions this radiator within its Genuine Nissens Quality standard, with products developed and manufactured to consistent quality expectations for aftermarket thermal management service.