Turbosmart T40 Oil Pressure Regulator - Black - TS-0801-1002 A1000 the free taper collar that

the free taper collar that prevents the screws from loosening acts as a washer to securely set the wheel on the vehicle body

we updated to a bar-and-plate core construction

HY3-HDR6 kit features ACT's most popular Heavy Duty pressure plate

2001-2003 Mazda Protégé 2

Turbosmart T40 Oil Pressure Regulator - Black - TS-0801-1002 A1000 the free taper collar thatTurbosmarts Patent Pending OPR T40 is an Oil Pressure Regulator designed for your Turbocharger. Many Turbochargers are built around a bearing and oil pressure profile much lower than is seen by modern & high performance engines. Feeding these turbochargers the appropriate oil pressure has always been challenging. Traditional methods to limit oil pressure have been with a restrictor aimed at reducing pressure However, this also reduces flow.