Help-carb back fireing

[T-P Auto]

Hello:

I have a 350 V8.
I just replaced the hi proformance intake with a stock intake.
The hi profo n carb caught fire is the reason that I replaced the intake.
Burnt n meltted the vac lines,dist n wires.
I have replaced the intake carb Dist wires plugs n vac lines.
When I try to start the engine it spits the fuel back thur the carb.
With no responce.
No timing advance when moving dist,no idle responce either.
Have 110 to 120 comp per cyl.
Pulled carb down ck the float n clean inside.
Have ck the #1 to TDC n installed dis.
FO 1-8-4-3-6-5-7-2
Have not had this problem ever before.
It has me stumped ! ! !

All Help Appreciated

T-P Auto
Tim