LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

My Lt's are installed. Picture's Inside.

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Old Apr 25, 2004 | 01:39 PM
  #1  
'93 formy ...'s Avatar
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My Lt's are installed. Picture's Inside.













http://images.cardomain.com/member_i...9_247_full.jpg

Here are some pic's of the final exhaust set-up.

For more, check out my website CLICK HERE (page 15)


I really had no idea just how small the shorties were compared to the long tubes. Only after they were installed, did I realize that they were literally twice as long. Because the tranny was removed to be rebuilt (I blew it up first day back on the road this year), they slipped in easily without a hitch. The BMR Kmember didn't hurt either
Plug access is so much easier now, it's not even funny. LT's are worth the price for that reason alone. etting at those plugs with the shorties was a nightmare.

Unfortunately, not everything went according to plan. The y-pipe wouldn't line up with one of the hedder-flanges no matter how hard we tried. We wound up just cutting a section of the ypipe and welding in a stainless piece with just the right amout of "bend" to it so it would lign up perfectly. No biggie.

I was expecting a big difference in the tone of the exhaust but in all honesty, there's wasn't much of a difference in sound at idle. In all honesty, i couldn't hear any diifference at all.

Once I took it outr on the road though, there was no mistaking the fact that I had LT's!!
From 2500 and up the car sounds totally different. It's definetely more "high pitched". Sounds just like a NASCAR !! There's a lot of drone now, but I couldn't care less. If I wanted a quite car I'd buy a Buick.

There's been a lot of debate as to whether or not long tubes are worth the money over shorties. Both fans of shorties and LT's claim their style is best. I heard a lot of opinions, as well as people who swore up and down that one style was "so much better" than the other. I was a little nevous as to whether I got my money's worth.

The moment I got on the gas all my worries were put to rest. LT's are DEFINETELY an improvment over shorties (atleast they were with my engine set-up). At lower RPM's there's not that much of a difference, but from 3000 and up there a HUGE increase in power.
You can really tell on the highway when you want to overtake somebody. You no longer have to give it as much gas for it to start to pick up. And as far as top end goes, let's just say that my old Edelbrocks had nothing on these Jet hots's. That's probably the biggest improvement I got was on the top end. I'd be willing to bet I picked up (at least) another 20+ horses at the top.

All in all, I'm very pleased with the performance gains of the LT's. Money well spent.

Ps. I still thing shorties are great. just because I got LT's doesn't mean I'm gonna trash the Edelbrock's.
Old Apr 25, 2004 | 01:50 PM
  #2  
teke184's Avatar
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From: US 1 Mile Marker 52 in the Florida Keys
nice...

that's some serious suspension parts you got there!!
Old Apr 25, 2004 | 02:01 PM
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Glad to hear you are happy with the change.

Great pictures, and the exhaust looks nice! Strap that baby to a dyno and see how she's doing. With heads/cam, like you have, I bet the larger primaries could really help you out.

Nice looking car.

Dan

Last edited by stereomandan; Apr 25, 2004 at 02:04 PM.
Old Apr 25, 2004 | 04:07 PM
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Congrats on the install.

Hopefully, I'll be doing the same soon

Tim
Old Apr 25, 2004 | 04:57 PM
  #5  
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From: Little Rock, AR
Just remember that the Butt-O-Meter likes to make the wallet happy, because the wallet has to sit next to the Butt-O-Meter. Glad you are happy with your new tubes.
Old Apr 25, 2004 | 05:27 PM
  #6  
'93 formy ...'s Avatar
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Originally posted by stereomandan
Glad to hear you are happy with the change.

Great pictures, and the exhaust looks nice! Strap that baby to a dyno and see how she's doing. With heads/cam, like you have, I bet the larger primaries could really help you out.

Nice looking car.

Dan

I plan on doing that ASAP. First thing I gotta do is find a new dyno. The place down the street I'd go to all the time, the owner diappeared off the face of the earth 6 month's ago. Nobod's seen or hear from him since.

My last dyno I put out 310/315 at the wheels with shorties and a hot cam + bolt ons. more than 440 at the wheels on the bottle. I hope that with the modded heads and intake I hope to see roughly 345-355 N/A and 500+RWHP on the bottle.
Now's it's just a matter of finding that dyno....
Old Apr 25, 2004 | 07:12 PM
  #7  
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From: Hawaiian in KY.
Your car looks awesome from the underneath with all that suspension work........
Old Apr 25, 2004 | 08:39 PM
  #8  
besz28's Avatar
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From: hudson,florida
good job on the install
Old Apr 26, 2004 | 10:07 PM
  #9  
97 Z Me Go's Avatar
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From: Wisconsin
Finally some nice pictures to actually see how nice they fit look and were the pipes are placed.

Kyle
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