Engine Valve

[Larkin660]

Does anyone know what the little valve on top of the engine is for or what it does. its the only one there between two intake pipes

 

[CademiaX]

I think thats how you test the fuel pressure ?

 

[1993MTXSHO]

Yeah, fuel pressure relief, or where you can test pressure at the rails

 

[Larkin660]

i dont think it would be for relief, there's a valve cover on it

 

[Sbadass666]

Yup put a gauge on it&test your pressure!!!thats what its for!! Fo .s.h.o.

 

[ckinney89sho]

no thats how you pump your tires up.
haha just playn. fuel pressure test

 

[SuperHO]

mental note...don't hook up an air hose to it...bad things could happen.