PFA Aston Martin 6 Cylinder 75 Deg C Thermostat Kit Including Studs DB4 DB5 DB6’s Classics
£34.00
In stock
In stock
Product Info
PFA Aston Martin 6 Cylinder 75 Deg C Thermostat Kit Including Studs DB4 DB5 DB6’s Classics
Aston Martin 6-Cylinder 75°C Thermostat Kit (DB4, DB5, DB6)
Optimize your classic Aston Martin’s cooling system with our 75°C thermostat kit, specifically engineered for 3.7L and 4.0L 6-cylinder engines. This lower-temperature thermostat is a “must-have” upgrade for hot-weather driving, ensuring your engine maintains its ideal operating temperature and preventing overheating during demanding conditions.
Compatibility
This kit is a direct-fit replacement for the following models:
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Aston Martin DB4
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Aston Martin DB5
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Aston Martin DB6 & DB6 Mk2
Included Components
In addition to the thermostat and gasket, we provide four (4) high-quality stainless steel studs to ensure a durable, corrosion-resistant installation.
Parts Book Reference Guide
We have compiled the following reference data to assist with your installation and parts identification:
| Model | Parts Book Location | Thermostat | Gasket | Hardware Ref |
| DB4 | Plate B, Page 6 | Item 17 | Item 20 | Stud Item 21 |
| DB5 | EH98, Page 2-21 | Item 15 | Item 16 | Item 17, 18 |
| DB6 | Page 2.23 | Item 14 | Item 15 | Item 16, 17, 18 |
Technical Specifications
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Part Type: 75°C Thermostat Kit (includes stainless studs)
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Operating Temperature: 75°C (167°F)
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Our Part Number: PFA-21-03-103-R-S
Why Choose Our 75°C Thermostat Kit?
Cooling system performance is vital for the preservation of classic Aston Martin engines. By running a 75°C thermostat rather than higher factory alternatives, you increase the cooling margin, which is essential for climate-controlled reliability. We select only high-quality components for our kits—including the upgraded stainless steel studs—to ensure that your cooling system functions exactly as required for longevity and performance.
Need assistance with your cooling system restoration? We specialize in supplying authentic and performance-oriented components for classic British sports cars. If you need help verifying your engine specifications, please contact our team for expert guidance.
Parts For Astons is an independent business dedicated to providing high-quality parts primarily for Aston Martin vehicles. Our expertise stems from years of passion and experience with Aston Martins from restoration and race preparation (and everything inbetween), ensuring every part we offer meets the exacting standards of these iconic vehicles.
We manufacture our own parts using our own designs which are developed in-house and rigorously tested before going to market. This enables us to manage our own quality control to ensure you receive a part which is 100% fit for purpose. If we do not have a part in stock, we can manufacture it quickly.
Closely associated with Goldsmith And Young, you can trust in our commitment to quality and personalised service for your restoration or performance needs. Should you have any questions, please do not hesitate to reach out and ask.
Additional information
| OEM | 20-06-144 |
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