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I have before and after dynos.. I gained 11.5rwhp and 9rwtq at the peak, and about 4-5 throughout the midrange. This is going from stock headers, stock midpipe, and a magnapack catback, to bbk lt's with bbk o/r h pipe with the magnapack catback. From what I hear, the main hp difference is the o/r midpipe. I haven't seen a shorty header dyno comparison but those are my results.
After I got the longtubes installed I thought I was spinning the tires leaving the shop. All I had at the time before them were the gears and slowmaster mufflers.
I have before and after dynos.. I gained 11.5rwhp and 9rwtq at the peak, and about 4-5 throughout the midrange. This is going from stock headers, stock midpipe, and a magnapack catback, to bbk lt's with bbk o/r h pipe with the magnapack catback. From what I hear, the main hp difference is the o/r midpipe. I haven't seen a shorty header dyno comparison but those are my results.
yep. i have a before and after on the same sheet showing the gains. it was about the same as yours. the sad thing is.... my car was running 16psi on a T trim with stage 3 heads and blower cams when i finally got LTs!
yep. i have a before and after on the same sheet showing the gains. it was about the same as yours. the sad thing is.... my car was running 16psi on a T trim with stage 3 heads and blower cams when i finally got LTs!
Hmmm.. Just goes to show that I guess LT's don't really gain more on a FI'd engine
I love my exhuast set up. I was told that the shorties and long tube's may be a 5 to hp diff. Is this true? When I get he dyno tune I'll post a exhuast clip....
I love my exhuast set up. I was told that the shorties and long tube's may be a 5 to hp diff. Is this true? When I get he dyno tune I'll post a exhuast clip....
From what I hear (and saw from my dyno graphs) it is a 5hp-ish difference. Not too much
My bad man. If you look at the rear of my car it has some black letter's (Ford Racing logo). That's what I was talking about. Also thank's and I most def like what you did to your ride.