Greddy Type S BOV

Greddy Type S blow off valve

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Greddy type s bov test
This video shows how to actuate a BOV on the bench to ensure it's not seized Apply vacuum at the top port until it moves The original intention of this video was just to show the buyer this BOV works, and isn't damaged. Under normal use, the pressure inside will be greater than the pressure at the top port forcing it open





Genuine Greddy Type-S BOV on Subaru EJ205 with NGR diaphragm
Genuine Greddy Type-S BOV on Subaru EJ205 with NGR diaphragm. Yes, I know running VTA is terrible and you can hear the AFRs jumping all over the place. Due to space restrictions, I cannot run the recirculation setup with this BOV.





R33 Skyline Greddy type-s BOV
original greddy discontinued BOV (mobile camera quality)





Astra Turbo Dump Valve Installation - standard OEM plenum
Time lapse installation of Dump Valve and intake pipes.




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