Tial MV-R Wastegate 44mm Red w/ All Springs | 002951

A wastegate especially an external wastegate is used to find and achieve precious boost levels. The MV-R is the replacement for the popular V44 due to the V44 being discontinued.The center lines and flanges are identical to the V44, making this a 100% replacement piece. The Tial MVR Wastegate features: -Water cooling ports (not required to run) for those heavy duty applications, three bottom pressure ports and two top ports for boost controllers like the AMS-1000. - High temp NiCrFe based alloy is used for valve and 347SS valve housing will offer longer product life compared to competing designs. - High temperature silicone Nomex reinforced actuator diaphragm. - 17-7 PH Stainless Steel actuator spring gives consistent pressure at high temperature, resist "relaxing" at temperature to 900F (483C). - Nitronic 60 Stainless Steel is used for the valve seat, and valve bushing. - All Stainless Steel hardware. - Mating weld flanges are 304L The Tial MV-R Wastegates now comes with all of the springs so you can tune it to your cars needs without spending money on extra springs. Sometimes springs come pre-installed from Tial so you will want to verify the spring settings before installation. BAR PSI SPRING COMBINATION 0.3 4.35 Red 0.4 5.80 Blue 0.5 7.25 Green + Red 0.6 8.70 Green + Blue 0.7 10.15 Black + Red 0.8 11.60 Black + Blue 0.9 13.05 Green + Red + Black 1.0 14.50 Green + Blue + Black 1.1 15.95 Yellow + Red + Black 1.2 17.40 Black + Blue + Yellow 1.3 18.85 Plain + White + Blue + Green 1.4 20.30 Plain + Black + Red + Yellow 1.5 21.75 Plain + Black + Blue + Yellow