TiAL Sport Q/QR/BV50 Blow Off Valve Spring Select Spring::12 PSI (Brown) it's a well known fact

it's a well known fact that at some point if you drive your car hard or upgrade the clutch it will leave you stranded

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81 12207012299 HP Cover V-Band T4 Inlet V-Band T4 Outlet

Diagram reference number 84408A

TiAL Sport Q/QR/BV50 Blow Off Valve Spring Select Spring::12 PSI (Brown) it's a well known factVehicle Fitment: Universal Product TiAL Q TiAL QR TiAL BV50 Description: Genuine TiAL Sport replacement springs for the Q, QR and BV50 blow off valves. Please reference the chart and choose which spring you'll need. Sold individually. Price is for one spring. Includes: (1) Spring New Style (Version 2) TiAL Q & QR Blow Off Valves Spring: Engine Vacuum: Current Part Number Previous Part Number Brown 12 PSI 22 to 24 in Hg 003907 Q SPRING 12 Yellow 11 PSI