upr power pipe and race bypass

i am useing bosch 114 bypass and think it is time to up grade to a vortech race bypass 2 bolt flange type.i have upr power pipe can u still use 1 inch hose,the one the bosch is useing now or what?i have 8 inch crank and 3 inch pulley combo and make more than 15psi of boost,gage is jumping around, and belt is tighten at 100ft.what do you guys think. 88 novi

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Originally Posted by 88 novi

i am useing bosch 114 bypass and think it is time to up grade to a vortech race bypass 2 bolt flange type.i have upr power pipe can u still use 1 inch hose,the one the bosch is useing now or what?i have 8 inch crank and 3 inch pulley combo and make more than 15psi of boost,gage is jumping around, and belt is tighten at 100ft.what do you guys think. 88 novi

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found my problem with boost gage needle jumping around, it was the belt slipping.this time when tighting the belt it was a two man job work great. novi 88