TiAL Sport MVR 44mm Wastegate




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The genuine TiAL Sport MV-R 44mm wastegate is more compact than any current 44 or 46mm wastegate on the market. You get two top air ports and three bottom air ports for easy install. This unit is a direct, bolt-on replacement for the TiAL V44. The MV-R has an optional, extreme high temp casting available for motorsport applications. Available in all 5 TiAL colors silver, red, blue, purple and black.

Shipping Times: 1-14 Days
We try to keep the most popular kits in stock, but if you need something quick and want to confirm, just give us a call directly!
Color: Part Number:
Purple 002950
Blue 002948
Red 002951
Black 002949
Silver 001930
Specs & Features:
• High temp NiCrFe based alloy valve and 347SS valve housing 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 and resists "relaxing" up 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
• Color anodized aluminum actuator (Silver, Red, Blue, Purple, Black)
• 3 lower ports and two top ports for easy install, no need to rotate the actuator top at all, plugs included for unused ports.
• V-Band inlet and outlet make install easy, flanges and clamps are in the box!
• Integrated -4 AN water cooling ports that cycle a small amount of coolant through the actuator top to keep the temperatures down in extreme conditions such as road racing. These are leak tested after installation from the factory and can be removed if not utilized.

MVR Wastegate:
• Flange Materials: 304L Stainless
• Pipe Size for Inlet Flange: 1.875" OD
• Pipe Size for Outlet Flange: 1.75" OD
• Springs Included for .2 BAR to 1.5 BAR
• Thread Air Ports: M10 x 1.0
• Thread Water Ports: M8 x 1.0

Racing Valve System:
The MVR wear coating is resistant to the corrosive effects of lead oxide which is present when running leaded racing fuel.

TiAL V-Band Clamps:
• V-Band clamps and flanges are manufactured in house at TiAL Sport.
• CNC machined stainless steel clamps and flanges ensure a secure and pressure tight fit.

Water Cooled Actuator Top:
• Patent pending water cooling.
• Two -4AN water ports.
• Coolant passes through actuator bottom and has very little affect on cooling system as a whole.

(1) MVR Assembly
(1) MVR Valve Seat
(2) TiAL -4AN Removable Water Fittings
(1) Inlet Flange
(1) Inlet Clamp
(1) Outlet Flange
(1) Outlet Clamp
(2) TiAL Air Fittings
(3) Plugs for Unused Air Ports
(7) Actuator Springs

TiAL Sport MVR Wastegate Water Cooled PortsSee more TiAL Products
See more TiAL Products
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Customer Reviews

Based on 1 review
Nathan Bertino (Chicago, IL, US)
Tial 44mm

Very high quality part, thanks STM!

Cancer and Reproductive Harm