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Black Anodized Aluminum Mounting Feet
This installation kit was designed for most GM engines including LS1
270/280 Degrees advertised duration
Durable Construction: Corrosion-resistant materials for long-lasting performance
Ideal for those fabricating their own 4 Inch exhaust system
Radium 10AN Male Bung, Aluminum Audi-R8-4S-2021 Black Anodized Aluminum Mounting FeetDescription Both aluminum and steel bungs feature 10AN male (7 8 14) threads and have a large 12. 4mm (1 2") internal diameter for optimal flow. Click HERE to download the 14 0274 installation instructions (PDF). The 14 0274 aluminum fitting can be used as a weld in or press in fitting (specifically for the USDM Mitsubishi EVO 8 9 magnesium valve cover). The press in portion is 16. 6mm diameter. It replaces the PCV valve's bushing so installation does