Change Over Valve - 911 | 1987-1989 901-107-770-40 helping to optimize exhaust flow

helping to optimize exhaust flow and enhance engine efficiency

along with substantial weight savings

Fits early 911/912 (1965-1968) models

Fitted above the bumper and in front of the hood

Hub Bore: 106

Change Over Valve - 911 | 1987-1989 901-107-770-40 helping to optimize exhaust flowChange Over Valve For Porsche 911 (1987 1989) Models. The Change Over Valve for Porsche 911 directs the flow of vacuum or emissions gases between different engine systems, ensuring proper operation and performance. Designed for an exact fit, it helps maintain efficient engine function and supports emission control systems. A reliable replacement part essential for keeping your Porsche running smoothly and efficiently.