Volvo B21, B23, B230 red block crankcase adapter

This adapter allows the installation of crankcase ventilation on Volvo B21, B23 and B230 red block engines by replacing the original distributor. Made of high quality 7075 billet aluminum for increased durability and corrosion resistance. Inner diameter is 12mm and the adapter has a built-in nylon filter/oil separator that effectively separates oil particles from the crankcase gases, reducing oil consumption and improving engine performance. Available in two variants: one with AN10 connection for use with AN couplings and one with 16mm hose connection for standard applications Easy installation without the need for modifications; fits directly into the distributor's original location. By improving crankcase ventilation, this adapter contributes to a cleaner engine and reduced risk of crankcase overpressure.