Edelbrock Chevrolet/GMC Trucks 454 SS User manual

©2007 Edelbrock Corporation
Brochure #63-0477
Page 1 of 2 Catalog #5600
Rev.11/07 - AJ/mc
EDELBROCK CAT-BACK EXHAUST SYSTEM
for 1988-1994 Chevrolet/GMC Trucks, 2WD & 4WD 350 V8,
& (1990 Only) 454 SS
Catalog #5600
INSTALLATION INSTRUCTIONS
Suggested Tools for Installation:
❑3/8” rachet set and 15mm sockets
❑9/16” and 15mm wrenches
❑Jackstands
❑Liquid penetrant
Applications:
Pick-Up, 88-94 Standard Cab, Short Bed
Pick-Up, 1990 Short Bed, 454 SS
Disassembly
1. Raise vehicle and support with the proper
jackstands, leaving the rear suspension
hanging.
2. Use caution around hot exhaust systems to
avoid burns.
3. Use penetrating oil on all nuts and bolts.
4. Remove all nuts, bolts, and hanger lances from
the rear of the catalytic converter to the tail
pipes.
5. Remove the old exhaust system from the rear
working forward towards the catalytic converter.
Assembly
1. Place 3” band clamps on intermediate pipe ends
and slip onto catalytic converter, aligning the
notch with the key on the catalytic converter.
2. Slip muffler onto the intermediate pipe. Note:
Inlet end of muffler is marked “Inlet”.
Please study these instructions carefully before installing your new Cat-Back Exhaust System. If you have any questions,
please contact our Technical Hotline at: 1-800-416-8628, 7:00 am to 5:00 pm, Monday through Friday, Pacific
Standard Time or e-mail us at [email protected]. Please fill out and mail your warranty card.
WARNING!!!
Exhaust gas contains carbon monoxide, a deadly invisible gas. Correct any leaks before driving!
3. Use the rear tailpipe lance on the muffler as
illustrated. The muffler lance will be switched to
the rear to hang the tailpipe assembly.
4. Attach axle pipe to muffler using two gaskets
and 3/8” nuts, bolts, and lock washers.
5. Attach tailpipes to the axle pipe using the
remaining gaskets and fasteners.
6. The small two-hole bracket is for thefinal
adjustment of tail pipe-to-bumper (or fender)
clearance, and may not beneeded in some
applications.
7. Install tailpipe tips using supplied 2-1/2” band
clamps.
8. Check for clearance to body, frame, and driveline
as you tighten the system from front to rear.
9. Check for leaks and correct, if any is found.

WARNING: Support your vehicle with proper
jackstands or ramps rated for the total vehicle weight.
Place stands so that the rear axle is allowed to hang
free for easy system removal.
WARNING: These Cat-back Systems are engineered
to fit stock catalytic converters or equivalent
replacements.If your original system has been
modified, Edelbrock will not warranty fit or
performance.
KIT CONTENTS – SDT CAT-BACK EXHAUST SYSTEM
Qty.Part # Description
155764 SDT Muffler
125-3000 Intermediate Pipe 125-3004 Axle Pipe Assembly
125-3007 Side Outlet Tail Pipe Assy.
433-5400 2-1/2” two-bolt gaskets
123-1607 Extension bracket
123-1606 Two-hole extension bracket
10 36-0710 3/8”-16 x 1-1/4" bolts
10 60-9185 3/8”-16 nuts
10 82-5590 3/8” lockwashers 246-5186 3” U-clamps
223-1607 2-1/2” Band clamps
225-5582 Tailpipe Tips (Polished SS) (Not Shown)
TTaaiillPPiippeeAAsssseemmbbllyy
AAxxlleePPiippeeAAsssseemmbbllyy
IInntteerrmmeeddiiaatteePPiippeeAAsssseemmbbllyy
BBaannddccllaammpp
SSDDTTMMuufffflleerr
TTwwoo--bboollttffllaannggeeggaasskkeettss
TTwwoo--bboollttffllaannggeeggaasskkeettss
RReeaarrhhaannggeerrddeettaaiill
Stock sliding bracket
Stock sliding bracket (original muffler hanger)
Stock sliding bracket (original rear hanger)
Extension bracket
(not required for
some applications)
Stock bolt
3/8"-16 x 1-1/4"
bolt, nut, &
lockwasher
Extension
bracket
Axle pipe
rear flange
Stock rubber
hanger insulator
Stock hanger
(inverted)
Stock hanger
(inverted)
Stock bolt
Intermediate pipe
Extension bracket
(not required for
some applications)
FFrroonntthhaannggeerrddeettaaiill
BBaannddccllaammpp
©2007 Edelbrock Corporation
Brochure #63-0477
Catalog #5600
Rev.11/07 - AJ/mc
Page 2 of 2