procharger

[86stepside]

can a stock bottom end on 72 402 actually its a 414 but will it hold up to 5 to 7 lbs of boost from procharger how much hp gains or should i just invest in another bb with about 450 hp

 

[woodsrider250]

You can probably build a 450hp BBC for less than the cost of a procharger itself....and likely get similar or better MPG. It's all about rods and hardware though. Prochargers can make some silly power.