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Please study these instructions carefully before installing your new Tubular Exhaust System (TES). If you have any
questions, please contact our Technical Hotline at : 1-800-416-8628 from 7 am - 5pm, Monday-Friday, Pacific
Standard Time or e-mail us at Edelbrock@Edelbrock.com.
TUBULAR EXHAUST SYSTEM: These components are designed as a system to improve the exhaust efficiency of the GM
T.B.I. (Throttle Body Injection) 5.7L V8 engine. A performance gain can be expected by the installation of the system. This
system does not require welding for installation and retains all O.E.M. emissions equipment.
APPLICATIONS:
Catalog #s 68572 / 68573 - 1987-1991 Chev./GMC K-5 Blazer & Jimmy, 5.7L V8 T.B.I., 4WD, Auto Transmission,
Catalog #s 68582 / 68583 - 1987-1991 Chev./GMC K-5 Blazer & Jimmy, 5.7L V8 T.B.I., 4WD, Auto Transmission,
Suggested Tools Needed for Installation: This vehicle has some metric fasteners.
❑ 3/8" ratchet socket set with extensions and universal 13mm and 15mm swivel sockets
❑ Combination set of open-end wrenches
❑ Jackstands, screwdrivers, pliers, crescent wrench, etc.
❑ Liquid penetrant (GM #1052627), anti-seize compound (GM #5613695)
❑ Hacksaw
SPECIAL NOTICE: This Edelbrock Tubular Exhaust System has received an Executive Order number (E.O.#) from the
California Air Resources Board (C.A.R.B.) making it legal for street use in all 50 states. To assist you with emission
equipment certification, we have included a silver fan shroud decal to help testing personnel verify the this part is a legal
replacement on the vehicle for which it is cataloged. The adhesive-backed decal should be affixed next to the existing
emission and engine specifications decal. Do not cover any part of your original emission decal.
NOTE: High temperature spark plug wires and boots are recommended to withstand heat from T.E.S.
Proper installation is the responsibility of the installer. Improper installation will void warranty and may
Catalog #s 68572, 68573, 68582, 68583
©2006 Edelbrock Corporation
®
without A.I.R.
with A.I.R.
IMPORTANT NOTE:
result in poor performance and engine or vehicle damage.
Vehicle Applications: See Below
Page 1 of 3
TUBULAR EXHAUST SYSTEM
Catalog #68572, #68573
#68582, #68583
INSTALLATION INSTRUCTIONS
Brochure #63-68572
Rev. 6/06 - DA/mc
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Summary of Contents for Edelbrock 68572
- Page 1 O.E.M. emissions equipment. APPLICATIONS: Catalog #s 68572 / 68573 - 1987-1991 Chev./GMC K-5 Blazer & Jimmy, 5.7L V8 T.B.I., 4WD, Auto Transmission, Catalog #s 68582 / 68583 - 1987-1991 Chev./GMC K-5 Blazer & Jimmy, 5.7L V8 T.B.I., 4WD, Auto Transmission, Suggested Tools Needed for Installation: This vehicle has some metric fasteners.
- Page 2 2. Install left side T.E.S. manifold from top side. 3. Install all but the front two bolts and washers on left side (do not tighten at this time). Catalog #s 68572, 68573, 68582, 68583 ©2006 Edelbrock Corporation INSTALLATION INSTRUCTIONS 4. Re-install rear power steering support bracket. Do not tighten at this time.
- Page 3 U-clamp; 3” ❑ 2 Chevy V8 port gaskets ❑ 2 Donut gaskets Edelbrock Corporation, 2700 California St., Torrance, CA 90503 Catalog #s 68572, 68573, 68582, 68583 ©2006 Edelbrock Corporation Figure 1 NOTE: On some installations, the shifting rod may hit the left manifold when shifting into low gear.