Nos Edelbrock kit on on 1970 cuda 440 with 440-500 stroker kit

[raffaplymouth]

Hello , i'm raffaele from Italy , i have installed a Nos Edelbrock kit + 200 hp on my 1970 cuda 440 with 440-500 stroker kit , everything work only with bottle is fresh refill , when is half , decrease and miss power at high speed .., pressure is around 950 psi ..i have installed also the bottle heater , but nothing , i accept all advice ..... help me

[hammered54]

check to see if you have the bottle mounted correctly ...valve towards the front of car and hose pointing down is the preferred method.
there is a siphon tube inside of the bottle that go's down and to the side of the bottle where the line hooks up.

[raffaplymouth]

thank you Hamm !! , finally i have put the bottle on the trunk with long hose ( wait 2 week for the hose ) ..in correct position with valve on the front ... the same problem , car is ok in 1-2-3 speed , when put 4 speed around 180-200 kmh car bogged !! pressure is around 950-1000 psi , i dont know if is rich or lean ... without nitrous no problem ... today i try change the fuel jet... increase and decrease ... but nothing ..Sometimes that's fine, but sometimes it is stuck mainly to high-speed... thank you very much for your help
Raffaele