Prothane 68-87 GM Small Block Radiator Isolators - Red — Fits 1968-1987 GM Small Block

SKU: PRO7-1711

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Prothane

Prothane engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Prothane lineup with fast shipping and expert fitment support — order with confidence.

Prothane 68-87 GM Small Block Radiator Isolators - Red

Ensure the longevity and stability of your GM vehicle's cooling system with the Prothane 68-87 GM Small Block Radiator Isolators in a striking red finish. These high-quality polyurethane isolators are specifically designed to cushion and support the radiator, effectively reducing stress and vibration caused by engine operation and road conditions.

Features and Advantages:

  • Durable Polyurethane: Constructed from Prothane's premium polyurethane, offering superior resistance to heat, chemicals, and physical wear compared to stock rubber.
  • Vibration Dampening: Effectively isolates the radiator from engine and chassis vibrations, preventing premature fatigue and potential cracking of the radiator core or tanks.
  • Stress Reduction: Minimizes stress on the radiator mounting points and core, extending the life of your cooling system components.
  • Custom Fitment: Engineered for 1968-1987 GM vehicles equipped with small block engines, ensuring a precise fit and easy installation.
  • Enhanced Durability: Polyurethane's resilience ensures these isolators maintain their shape and function under demanding conditions, outlasting traditional rubber mounts.
  • Performance Aesthetic: The vibrant red color adds a custom, performance-oriented look to your engine bay.

These Prothane radiator isolators are a crucial upgrade for any classic GM owner looking to protect their investment and maintain optimal cooling efficiency. By absorbing harmful vibrations, they help prevent costly radiator damage and ensure your engine stays cool under all driving conditions. Installation is straightforward, making it an ideal DIY upgrade.

For robust and reliable engine and suspension components, choose Prothane. Find the best parts for your build at GGCRACING.

…and 131 additional fitments. Contact us to confirm yours.

About Prothane

Prothane engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Prothane lineup with fast shipping and expert fitment support — order with confidence.

Prothane 68-87 GM Small Block Radiator Isolators - Red

Ensure the longevity and stability of your GM vehicle's cooling system with the Prothane 68-87 GM Small Block Radiator Isolators in a striking red finish. These high-quality polyurethane isolators are specifically designed to cushion and support the radiator, effectively reducing stress and vibration caused by engine operation and road conditions.

Features and Advantages:

  • Durable Polyurethane: Constructed from Prothane's premium polyurethane, offering superior resistance to heat, chemicals, and physical wear compared to stock rubber.
  • Vibration Dampening: Effectively isolates the radiator from engine and chassis vibrations, preventing premature fatigue and potential cracking of the radiator core or tanks.
  • Stress Reduction: Minimizes stress on the radiator mounting points and core, extending the life of your cooling system components.
  • Custom Fitment: Engineered for 1968-1987 GM vehicles equipped with small block engines, ensuring a precise fit and easy installation.
  • Enhanced Durability: Polyurethane's resilience ensures these isolators maintain their shape and function under demanding conditions, outlasting traditional rubber mounts.
  • Performance Aesthetic: The vibrant red color adds a custom, performance-oriented look to your engine bay.

These Prothane radiator isolators are a crucial upgrade for any classic GM owner looking to protect their investment and maintain optimal cooling efficiency. By absorbing harmful vibrations, they help prevent costly radiator damage and ensure your engine stays cool under all driving conditions. Installation is straightforward, making it an ideal DIY upgrade.

For robust and reliable engine and suspension components, choose Prothane. Find the best parts for your build at GGCRACING.

…and 131 additional fitments. Contact us to confirm yours.

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