8000687 OIL COOLER, 12 BOLT CONGEALING 7TH STUD

The **AERO-CLASSICS 8000687 Oil Cooler** is a **12-bolt, congealing 7th stud oil cooler** designed for **Continental engines**. It is a **direct replacement** for OEM parts **20440A** and **652671**, mounting directly to the engine without hoses. The cooler is **FAA-PMA approved**, making it suitable for both certified and experimental aircraft. Built with **optimized internal oil flow** and **MIL-C-5541 Class 1A corrosion protection**, it offers **high performance and reliability** for Continental IO-520 and IO-550 series engines. --- ## Applications - Direct replacement for most **Continental engine oil coolers**. - Suitable for **certified and experimental aircraft** using IO-520 and IO-550 series engines. - Engine-mounted configuration, requiring no hoses. - Ideal for operators seeking **FAA-PMA approved, high-performance oil coolers**. --- ## Why CJ Aerospace? CJ Aerospace supplies trusted aviation-grade components, including **FAA-PMA approved oil coolers** such as AERO-CLASSICS 8000687. We provide fast local delivery, genuine components, and expert technical support for maintenance and installation. - 🇦🇺 **Australian-owned & operated** - 📦 **Stocked locally in Australia for fast dispatch** - 🔧 **Specialist knowledge of aircraft engine components** - 🛠 **Used by MROs and aircraft operators requiring reliable engine parts** > ✉️ [Contact us sales@cjaerospace.com.au](mailto:sales@cjaerospace.com.au) > For installation guidance or technical documentation, contact CJ Aerospace for expert support.

- **FAA-PMA approved** for direct replacement. - **Outstanding performance** in comparative tests with better cooling and lower weight. - **Corrosion protection** per MIL-C-5541, Class 1A. - **Pressure tested** to 400 psig. - **Optimized internal oil flow design** for maximum cooling efficiency. - **Gaskets and washers sold separately**.