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Tial QR Recirculating Blow Off Valve 10psi Spring Black 1.34in Outlet - Universal - GUMOTORSPORT

Tial QR Recirculating Blow Off Valve 10psi Spring Black 1.34in Outlet - Universal

Regular price $298.01 $0.00 Unit price per
Shipping calculated at checkout.

MFG: QR.10BK-1.34


Here, you are looking at the Tial QR 50mm Recirculating Blow-Off Valve. This blow-off valve is based on the Tial High-Performance Q. This is a recirculating model that will put the vented boost back into the intake. This blow-off valve is highly utilized and coveted among enthusiasts and professional race teams alike due to the build quality, longevity, and most importantly the performance. The QR 50mm Recirculating Blow-Off Valve will perform exceptionally from mid to high-powered street cars, to track-dedicated race cars and rally cars. 






  • Black finish option
  • QR is a recirculating valve based on the high-performance Tial Q. 
  • Uses the standard Tial V-band flange and can be converted into a standard Q BOV by swapping the bottom piece
  • For use on turbocharged and supercharged applications (Paxton, Vortec)
  • The body and all internal components are CNC-machined from 6061 aluminum alloy materials
  • Features a large 1.98 in (50.5mm) valve
  • The V-band design aluminum mounting clamp gives a very clean and unique appearance and uses stainless steel hardware for a long-lasting corrosion-free appearance
  • The valve seat utilizes a Viton O-ring that is clamped in place to prevent the possibility of sticking to the seat and pulling out
  • The valve stem and guide are Teflon-lubricated and hard anodize-coated for wear resistance
  • The blow-off valve also comes with our own machined aluminum banjo-type air fitting and bolt, with oversized 10mm hose barb for quick actuator response
  • The actuator has a high temp silicone Nomex-reinforced diaphragm  for long life
  • Includes aluminum weld-on base, v-band clamp, hardware, and fittings
  • Includes 10 psi spring



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