EDELBROCK CAT-BACK EXHAUST SYSTEM (SIDE EXIT)
®
for 1987-1996 Ford Pick-Up Trucks with 2 & 4WD, 5.0L/5.8L V8
Catalog #5680
INSTALLATION INSTRUCTIONS
Please study these instructions carefully before installing your new Cat-Back Exhaust System. If you have any questions, please
contact our
us at
Application: Designed for 1987-1996 Ford F-150/F-250 pick-up trucks, up to 155” w.b., 2WD & 4WD with 5.0L, 5.8L V8 engine.
Suggested Tools for Installation:
❑ 3/8” rachet set with SAE and metric sockets ❑ 15mm deep sockets
❑ Jackstands and jack ❑ Long pry bars (for removing rubber-mounted hangers)
❑ Hacksaw (to cut intermediate pipe to required length) ❑ Tape measure
Proper installation is the responsibility of the installer. Improper installation will void warranty and may result in
Technical Hotline at: 1-800-416-8628, 7:00 am to 5:00 pm, Monday through Friday, Pacific Standard Time or e-mail
edelbrock@edelbrock.com. Please fill out and mail your warranty card.
IMPORTANT NOTE:
poor performance and engine or vehicle damage.
DISASSEMBLY
1. Raise vehicle and support with the proper jackstands,
leaving the suspension hanging.
2. Use caution around hot exhaust systems to a
void burns.
3. Use penetrating oil on all nuts and bolts, and rubber lube
on the rubber hangers.
4. Remove all nuts, bolts, and hangers from the rear of the
catalytic converter to the tailpipes.
5. Remove the old system.
INSTALLATION
1. Assemble the overaxle pipe to the muffler using two
gaskets and four of the 1-1/4" bolts, nuts, and
lockwashers.
2. Install the hanger supplied into the two rubber hangers
with the long side to the left so it will lean forward when
ttached to the muffler flange.
a
Slip the overaxle muffler assembly over the axle from the
3.
front and attach the hanger to the back side of the
muffler flange using the center hole with the 1-1/2" bolt,
nut and lockwasher supplied.
4. Slip the tailpipe assembly hanger into the rear rubber
hanger and bolt it to the rear of the overaxle pipe with the
nuts, and lockwashers.
remaining gaskets,
bolts,
5. Now the assembly is hanging in place and you can check
the length of the Intermedia
Using the follo
wing chart, cut the Intermediate pipe to the
te pipe needed for your truck.
following lengths, measuring from the front 2-1/4"
ge back to the 2-1/2" tube size.
swa
Cut to
A. Standard Cab - Short Bed 117" Wheelbase
13-1/2"
B. Standard Cab - Long Bed 133" Wheelbase 29-1/2"
C. Supercab - Short Bed 138"
Wheelbase
34-5/8"
D. Supercab - Long Bed 155" Wheelbase 50-3/4"
6. Deburr the cut and slip the 3" end of the tube into the
muffler. Install band clamps with the 2-1/4" clamp to the
front and slip the 2-1/4" end over the catalytic converter
outlet.
Level the muffler and adjust the system for c
7.
learance
from front to rear as you tighten everything up.
8. Install tailpipe tips using supplied band clamps.
9. Start your truck, check for leaks, and correct if any is
found.
NOTE: For those trucks that have Roll Pans installed, you can
modify the hangers to fit your situa
tion on the rear exit
models. This will not be necessary on the side exit
models.
ARNING: Exhaust gas contains carbon monoxide, a deadly invisible gas. Correct any leaks before driving!
W
ge 1 of 2
a
©2006 Edelbrock Corporation
Brochure #63-0499
P
talog #5680
Ca
Rev. 3/06- DA/mc
Catalog #5680
®
Rev. 3/06- DA/mc
22--11//44"" BBaanndd CCllaammpp
Kit Contents
Cat-Back Exhaust System
1 25-3065 Overaxle assembly
1 25-55764 Muffler
1 25-3071 Intermediate pipe
1 23-4010 Rear muffler hanger
Qty. Part # Description
1 25-3066 Tailpipe assembly (side exit only)
2 25-5582 Tailpipe Tips (Not Shown)
1 46-6612 3” Band Clamp
2 33-5400 Two-bolt gaskets
1 46-6614 2-1/4" Band clamp
2 46-6610 Band clamps
8 - 3/8"-16 x 1-1/4" bolts
1 - 3/8"-16 x 1-1/2" bolt
9 - 3/8" lockwashers
9 - 3/8"-16 nuts
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Page 2 of 2
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2700 California St.,
edelbrock@edelbrock.com
Office: (310) 781-2222
Tech Line: (800) 416-8628
E-Mail:
WARNING: These Cat-back Systems are engineered
to fit stock catalytic converters or equivalent
modified, Edelbrock will not warranty fit or
replacements. If your original system has been
performance.
AAxxllee PPiippee AAsssseemmbbllyy
Edelbrock Corporation,
le weight.
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ted for the total vehic
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WARNING: Support your vehicle with proper jack
free for easy system removal.
Place stands so that the rear axle is allowed to hang
stands or ramps ra
Brochure #63-0499
©2006 Edelbrock Corporation
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