how much hp

Mar 11, 2002 | 05:24 PM

Thread Starter

Member

Joined: Dec 2001

Posts: 388

Likes: 0

Car: 91 Z28

Engine: 350 TPI

Transmission: 700R4

how much hp

how much horse power should i have with my slp 1 3/4 headers and a flowmaster cat back with 3inch single outlet ??? just want a estimate

Mar 11, 2002 | 05:31 PM

Supreme Member

Joined: Jan 2001

Posts: 7,164

Likes: 1

From: Someone owes me 10,000 posts

Car: 99 Formula

Engine: LS1

Transmission: T56

Axle/Gears: 342

I'd say around 25hp over stock.