poping on decel

[01440ex]

just finished my 416....on i dont know what jets are in it bc i cant get the screws out of the bowl...the mixture screw is at 2.5...im working on getting the screws out now...what jetting should i need...i have a 416 with hmf full system and...has a foam filter on it dont know what brand and a stage 2 hot came...running 94 octane....im in cincinnati ohio....help with jetting and poping would be greatly appreciated

[Snipe]

stock jets are 148 main. I wouldnt think ya would have to go up but just 2 or 3 jet sizes if that over the main your idle should be fine.

[01440ex]

it had a 440 in it with stock cam and exhaust...i took it out and put the 416 in so i dont know what is in it...

[drew416ex]

155-165 main, 42 pilot