Part #: CU781

Spectra CU781 Radiator

⚙️ 11 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$111.36Free Shipping
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🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ 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: Pontiac, LeMans and Optima
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Radiator Replacement for Pontiac LeMans and Optima

The Spectra CU781 radiator is designed specifically for Pontiac LeMans and Optima models, providing efficient engine cooling and maintaining optimal operating temperatures. This radiator ensures consistent performance and durability for your vehicle's cooling system.

Key Features of Spectra CU781 Radiator

  • Compatible with Pontiac LeMans and Optima models
  • Durable construction for long-lasting performance
  • Precision fitment to OEM specifications
  • Efficient heat dissipation to prevent engine overheating
  • Corrosion-resistant materials for extended service life

Detailed Description of Spectra CU781 Radiator

The Spectra CU781 radiator is engineered to meet the cooling demands of Pontiac LeMans and Optima vehicles. Manufactured with quality materials, this radiator offers reliable heat exchange to keep your engine running at the correct temperature. Its design follows exact OEM dimensions, ensuring a proper fit and easy installation. The radiator's construction resists corrosion and wear, which helps maintain consistent cooling performance over time. Using the Spectra CU781 radiator helps protect your engine from overheating and potential damage caused by inefficient cooling.

Common Applications and Issues Addressed

  • Replacement for leaking or damaged radiator in Pontiac LeMans and Optima
  • Solves engine overheating due to clogged or inefficient radiator
  • Restores proper coolant flow and heat dissipation
  • Addresses radiator corrosion and physical damage
  • Improves overall engine cooling system reliability

Installation Notes and Tips

When installing the Spectra CU781 radiator, ensure the vehicle is cool and the cooling system is depressurized before removal. Verify compatibility with your specific Pontiac LeMans or Optima model year. Properly drain coolant and dispose of it according to local regulations. Align the radiator carefully to avoid damage to mounting points and hoses. After installation, refill the cooling system with the recommended coolant and check for leaks during initial operation.

Quality Assurance and Warranty Information

The Spectra CU781 radiator is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Spectra products typically undergo rigorous quality control to ensure reliability. For warranty information, refer to the product documentation or contact the manufacturer directly.

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1993PontiacLeMans1.6LL4N/A
1992PontiacLeMans1.6LL4N/A
1991PontiacLeMans1.6LL4N/A
1991PontiacOptima1.6LL4N/A
1990PontiacLeMans2.0LL4N/A
1990PontiacLeMans1.6LL4N/A
1990PontiacOptima1.6LL4N/A
1990PontiacOptima2.0LL4N/A
1989PontiacLeMans2.0LL4N/A
1989PontiacLeMans1.6LL4N/A
1988PontiacLeMans1.6LL4N/A

* 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:

1040125322843090413309041430942734178143127578180107819069285RAD781REA41781

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