Rear Upper Wishbone Outer Bush 'Black Series' E36 inc M3 N20 which connects to the vehicle’s

which connects to the vehicle’s MAP sensor to obtain a reliable manifold pressure reference

PFR46-210 fits S14/S15 & R33/R34 only - Bush length 50mm with an OD of 31

This Improved ‘working ratio’ is achieved through an increase to the effective surface area of the diaphragm & revisions to the actual springs fitted resulting in greater leverage of the forces the actuator is working against (boost and backpressure) while still being super-responsive

Fuel Pump Control

The zero-offset butterfly valve is subjected to exhaust drive pressure equally on both halves of the valve

Rear Upper Wishbone Outer Bush 'Black Series' E36 inc M3 N20 which connects to the vehicle’sBMW E36 3 Series Compact (1993 2000) POWERFLEX REAR UPPER WISHBONE OUTER BUSH PFR5 4618BLK Powerflex motorsport bushes are manufactured using Black 95 Shore A compound to provide maximum control of chassis geometry. They are designed for the Track, ready to Race and are engineered to be the ultimate performance upgrade. Diagram Position: 18 Number of Bushes Supplied: 2 OEM Number: 33306852895 Range: BLACK Series (Motorsport Use)