Soft Spring - Fits all Mach 2, Respons TMS, and Deceptor Pro II valves - GFB 6116 gktech The added benefit is that

The added benefit is that if you ride over a ripple strip at the race track (or a gutter on the street) the flat bottom of the K frame will help glide you over rather than you getting stuck and pulling half your car to pieces

*SR20 uses a semi sealed bearing which may seem larger

And when we say “bolt-on”

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and replaces what doesnt

Soft Spring - Fits all Mach 2, Respons TMS, and Deceptor Pro II valves - GFB 6116 gktech The added benefit is thatFits all Mach 2, Respons TMS, and Deceptor Pro II valves. This softer spring is supplied standard in all Mach 2 valves that are fully recirculated. It can be fitted to all Respons TMS and Deceptor Pro valves too, but should only be used when the valve is fully recirculated and or the engine idle vacuum is less than 19Hg. If the valve is to be used for atmosphere venting and the engine idle vacuum is over 19Hg, use the standard spring 6115.