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Summit exhaust #813932
09/25/10 12:34 PM
09/25/10 12:34 PM
Joined: Nov 2003
Posts: 573
Spencer, Indiana
LastChanceGarage Offline OP
mopar
LastChanceGarage  Offline OP
mopar

Joined: Nov 2003
Posts: 573
Spencer, Indiana
Anybody ever used one of summit exhaust systems before? I was looking at one for my '73 road runner and was wonder how well they fit, the price($209+shipping) is better than the quotes ($275-$400) from the local exhaust shops.


1969 GTX
1971 super bee
1972 Duster
1973 Charger Rallye 400 auto
1995 Dakota Sport 5.2 auto
Re: Summit exhaust [Re: LastChanceGarage] #813933
09/25/10 12:37 PM
09/25/10 12:37 PM
Joined: Jun 2006
Posts: 3,075
Eastern Ohio
mopowergtx Offline
master
mopowergtx  Offline
master

Joined: Jun 2006
Posts: 3,075
Eastern Ohio
Thats half a 2 1/2" A-body kit on my Lebaron. Good stuff! Got one of their kits on my 2004 3/4 ton Ram too.


Re: Summit exhaust [Re: LastChanceGarage] #813934
09/25/10 12:42 PM
09/25/10 12:42 PM
Joined: Oct 2004
Posts: 513
Springboro, Ohio
Hollywood Offline
mopar
Hollywood  Offline
mopar

Joined: Oct 2004
Posts: 513
Springboro, Ohio
I put it on my 1968 408 Valiant. I was impressed for the price.

Re: Summit exhaust [Re: Hollywood] #813935
09/25/10 12:59 PM
09/25/10 12:59 PM
Joined: Jan 2003
Posts: 20,442
Eagle, Idaho
Neil Offline
The Doctor is in.
Neil  Offline
The Doctor is in.

Joined: Jan 2003
Posts: 20,442
Eagle, Idaho
Never used a kit, but I have built two systems using their mandrel bends and tubing.

Re: Summit exhaust [Re: Neil] #813936
09/25/10 03:07 PM
09/25/10 03:07 PM
Joined: Mar 2007
Posts: 5,660
Flint, MI
Gusteve Offline
I Love the Unicorn Song!!
Gusteve  Offline
I Love the Unicorn Song!!

Joined: Mar 2007
Posts: 5,660
Flint, MI
I bought one for my 68 Charger. It fits like crap- BUT: I had some kind of mystery headers from the late 1980's. So the header length to the collector was different than what I suppose a modern Hooker is, which is what the Summit exhaust is expecting. I had to rig the whole thing together using the right side collector pipe on the left, and vice versa, and it really didn't turn out well. The mufflers ended up having to be tipped at like 30% angle for everything to fit right, and it just looks bad.

However - as I said, my problem was that whatever headers I had were a different length than what the Summit kit assumed. It was probably only a few inches longer on one side, but it made it so the Summit collector pipe would not clear the frame underneath.

Re: Summit exhaust [Re: Gusteve] #813937
09/25/10 03:37 PM
09/25/10 03:37 PM
Joined: Jun 2007
Posts: 146
florida/ Georgia
T
Tom Fox Offline
member
Tom Fox  Offline
member
T

Joined: Jun 2007
Posts: 146
florida/ Georgia
I have used 2 of there kit's on Dusters. VERY impressed with them, very little fine tuning to fit perfect, they are made by HeartThrob.

Re: Summit exhaust [Re: mopowergtx] #813938
09/25/10 05:42 PM
09/25/10 05:42 PM
Joined: Jan 2003
Posts: 1,883
Northern OH
R
rapom Offline
top fuel
rapom  Offline
top fuel
R

Joined: Jan 2003
Posts: 1,883
Northern OH
I got it on my 68 charger. Took some work to get it up tight.

Re: Summit exhaust [Re: rapom] #813939
09/25/10 10:49 PM
09/25/10 10:49 PM
Joined: Jan 2003
Posts: 24,562
Brookeville, Md
Mr.Yuck Offline
Not enough dumb comments...yet
Mr.Yuck  Offline
Not enough dumb comments...yet

Joined: Jan 2003
Posts: 24,562
Brookeville, Md
I have the 3" on my charger. fit sis ok considering the cost. It is not a drop and go item. You will need to cut and fudge some. FWIW the cheapo mufflers that come w/ it sound great. and yes you do have to have the correct headers for best fit


[IMG]http://i66.tinypic.com/pui5j.jpg[/IMG]
Coming soon!!!!
Re: Summit exhaust [Re: Mr.Yuck] #813940
09/26/10 12:25 AM
09/26/10 12:25 AM
Joined: Jul 2005
Posts: 862
Doo-Dah, KS
440fied Offline
super stock
440fied  Offline
super stock

Joined: Jul 2005
Posts: 862
Doo-Dah, KS
Put one of their kits on my 72 Demon and it fit very well, little bit of tweaking, but overall pretty good for the price.

I bought one for my 64 Sport Fury, hopefully I'll have it on in the next few weeks.

Re: Summit exhaust [Re: LastChanceGarage] #813941
09/26/10 08:57 AM
09/26/10 08:57 AM
Joined: Jun 2008
Posts: 10,847
Oakdale CT
gdonovan Offline
I Live Here
gdonovan  Offline
I Live Here

Joined: Jun 2008
Posts: 10,847
Oakdale CT
The A-body kit for my Duster fit rather well.

Here is a youtube clip of the car running from behind.

http://www.youtube.com/watch?v=AN9GmjZ7h3I

Re: Summit exhaust [Re: gdonovan] #813942
09/26/10 04:55 PM
09/26/10 04:55 PM
Joined: Feb 2007
Posts: 2,578
sweden
1
1Fast340 Offline
master
1Fast340  Offline
master
1

Joined: Feb 2007
Posts: 2,578
sweden
i prefer to work from the back when it comes to exhaust for cars with headers, first hang the tailpipes,then install the mufflers and last the headpipes, all headers end up in slightly diferent locations and its impossible for a exhaust company to make a set of headpipes that fit them all,its all about geting most of the system to fit right under the car and then figure out how to make the fronsections fit the headers wich may end at the right or wrong place.

Re: Summit exhaust [Re: 1Fast340] #813943
09/26/10 08:49 PM
09/26/10 08:49 PM
Joined: Feb 2003
Posts: 4,503
NJ
4
440challenger Offline
master
440challenger  Offline
master
4

Joined: Feb 2003
Posts: 4,503
NJ
E body kits are hideous. They have you put the mufflers side ways next to the fuel tank. The kit for my 68 roadrunner was awesome though!

Re: Summit exhaust [Re: LastChanceGarage] #813944
09/26/10 11:11 PM
09/26/10 11:11 PM
Joined: Feb 2004
Posts: 7,194
Harrisburg, Pa.
screamindriver Offline
master
screamindriver  Offline
master

Joined: Feb 2004
Posts: 7,194
Harrisburg, Pa.
Make sure you have a pipe cutter and mig welder ready for the modifications...Used summit's kit on a 73 Road Runner and the pipes going over the axle were way off.... ...They try to span too many years on the B body kit and unfortunately the 73-74s should'nt be on the list for the exhaust to fit....

Re: Summit exhaust [Re: screamindriver] #813945
08/02/13 05:49 AM
08/02/13 05:49 AM
Joined: Jun 2008
Posts: 10,847
Oakdale CT
gdonovan Offline
I Live Here
gdonovan  Offline
I Live Here

Joined: Jun 2008
Posts: 10,847
Oakdale CT
Quote:

Make sure you have a pipe cutter and mig welder ready for the modifications...Used summit's kit on a 73 Road Runner and the pipes going over the axle were way off.... ...They try to span too many years on the B body kit and unfortunately the 73-74s should'nt be on the list for the exhaust to fit....




Just an update- Installed the B-body 3" kit on a 1970 and it fit like ass. The passenger side was mostly ok but had to cut down the collector adapter to about 2" so the pipe would pass through the trans tunnel proper.

The drivers side was a train wreck. The front pipe when everything in the rear was lined up placed the collector in the middle of the torsion bar! I had to cut the drivers pipe in two places and flip it 180 degrees for everything to line up as it should.

If I didn't have a welder and a chop saw it would have been real ugly.

On the other hand, the tailpipes fit fairly well and the mufflers sound good.

Re: Summit exhaust [Re: gdonovan] #813946
08/02/13 08:10 AM
08/02/13 08:10 AM
Joined: Aug 2007
Posts: 1,509
AZ
Mike P Offline
pro stock
Mike P  Offline
pro stock

Joined: Aug 2007
Posts: 1,509
AZ
I bought their house brand mufflers for my daily driver after 1 1/2 years the internal guts have broken free and they rattle badly. As soon as I get some time they will be getting replaced.


1957 Plymouth (Hemi, Dual Quads, A833 4 Speed 9 1/4 w 4.10) Sold
1937 Dodge Pickup (Hemi, 6X2 intake, 46RH, Dana 60 w 4.56) Sold
1968 Plymouth Valiant 2dr sedan (354 HEMI, 46RH w/4.30 gears)
Re: Summit exhaust [Re: Mike P] #813947
08/02/13 08:17 AM
08/02/13 08:17 AM
Joined: Jun 2008
Posts: 10,847
Oakdale CT
gdonovan Offline
I Live Here
gdonovan  Offline
I Live Here

Joined: Jun 2008
Posts: 10,847
Oakdale CT
Quote:

I bought their house brand mufflers for my daily driver after 1 1/2 years the internal guts have broken free and they rattle badly. As soon as I get some time they will be getting replaced.




The ones in the 3" kit are all welded, sort of like flowmasters but not as obnoxious sounding.

The 2.5" mufflers on my Duster look like typical "turbo" mufflers, no problem yet but it only sees a few thousand miles a year.

Re: Summit exhaust [Re: gdonovan] #813948
08/02/13 11:48 AM
08/02/13 11:48 AM
Joined: Aug 2007
Posts: 1,509
AZ
Mike P Offline
pro stock
Mike P  Offline
pro stock

Joined: Aug 2007
Posts: 1,509
AZ
I've got the 2 1/2 turbo looking ones, the first one starte to rattle at about 7,000 miles and the second about 10K. The truck has always been primarly driven on smooth pavement so it's not like they were shaken loose going over washboards. It shouldn't really make any difference but they are on my 507 Cadillac powered El Camino.

Last edited by Mike P; 08/02/13 11:49 AM.

1957 Plymouth (Hemi, Dual Quads, A833 4 Speed 9 1/4 w 4.10) Sold
1937 Dodge Pickup (Hemi, 6X2 intake, 46RH, Dana 60 w 4.56) Sold
1968 Plymouth Valiant 2dr sedan (354 HEMI, 46RH w/4.30 gears)
Re: Summit exhaust [Re: Mike P] #813949
08/02/13 02:45 PM
08/02/13 02:45 PM
Joined: Apr 2003
Posts: 3,968
North Riverside IL & Lowell IN
GTXKen Offline
super gas
GTXKen  Offline
super gas

Joined: Apr 2003
Posts: 3,968
North Riverside IL & Lowell IN
The pipes are good but the mufflers are restrictive. I blew the backs off the mufflers...

Re: Summit exhaust [Re: LastChanceGarage] #813950
08/02/13 05:23 PM
08/02/13 05:23 PM
Joined: Aug 2003
Posts: 43,084
Bend,OR USA
C
Cab_Burge Offline
I Win
Cab_Burge  Offline
I Win
C

Joined: Aug 2003
Posts: 43,084
Bend,OR USA
I bought the Summit 3 inch system for my 1969 Dart 383 4 speed car 3 years ago, it had headers on it at the time. They worked well, I have since replaced the headers with stock exhaust manifolds and I see no noticeable difference with the manifolds Years ago I had a 2.5 inch exhaust system with Turbo muffs and side exhaust exiting in front of the rear wheels on this car, it had a 440 and 727 in it at that time, removing the exhaust made that rascal run a lot better It ran 12.23 at 109. MPH at LACR on a Friday night when it was cool and wet with the exhaust on, I removed the exhaust and the car ran 11.39 at 117. MPH, no other changes Bigger exhaust is way better usually My Duster had 3 inch exhaust, it would pick up .03 ET and .2 MPH in the 1/8 mile with the exhaust removed, it was a full system that had the muffs at the rear bumper, more than likely the weight removed made the differences, not the exhaust restrictions The Dart exhaust system was straight out of the headers into the turbo muffs and then about 30 inches of pipe to the side of the car, not much weight or length of pipes in that system

7800026-SANY0162.JPG (21 downloads)
Last edited by Cab_Burge; 08/02/13 11:57 PM.

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: Summit exhaust [Re: Cab_Burge] #813951
08/02/13 07:33 PM
08/02/13 07:33 PM
Joined: Jun 2008
Posts: 10,847
Oakdale CT
gdonovan Offline
I Live Here
gdonovan  Offline
I Live Here

Joined: Jun 2008
Posts: 10,847
Oakdale CT
Quote:

MPG at LACR on a Friday night when it wa s cool and wet with teh exhaust on, I removed the exhaust and the car ran 11.39 at 117. MPH, no other changes Bigger exhaust is way better usually




With the old 2.5" crimp bent exhaust system the car would lose 4 tenths in the quarter like clockwork.

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