Edelbrock Chev/GMC user manual

Summary of the content on the page No. 1

Edelbrock Header
Catalog #6527
For 1979-1987 Chev/GMC Pick Up, Suburban and
1983-1986 Blazer, Jimmy 5.0L, 5.7L V8
INSTALLATION INSTRUCTION
Please study these instructions carefully before installing your new Header. If you have any questions or problems, 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.
HEADERS: These components are designed to improve the exhaust efficiency of the GM V8 engi

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INSTALLATION INSTRUCTIONS 6. On vehicles equipped with long A/C compressor, Disassembly install supplied A/C support bracket using supplied 1. Disconnect battery negative cable from battery. bolts, lock washers, and hardened washers. On vehicles equipped with short A/C compressor, use 2. Raise vehicle and support with jackstands. 1-1/2” long spacers on front two bolts behind original 3. Use penetrating oil on all nuts and bolts to be A/C bracket, use long 12-point bolts, lock washers, removed.

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KIT CONTENTS Catalog #6527 Qty. Description Qty. Description 1 Manifold left side #25-9204 2 Spacer tubes; 5/8” O.D x 3/4” long 1 Manifold right side #25-9205 2 Spacer tubes; 5/8” O.D. x 1-1/2” long 1 Heat transfer tube 3 Hex bolts; 3/8” x 2-1/2” 2 Spark plug boot heat tubes 2 12-pt. head bolts; 3/8” x 2-3/4” 2 Chevy V8 port gaskets 2 Hose clamps 1 Donut gasket 8 Black hardened washer; 3/8” 1 Heat riser gasket 1 Hose (A.I.R.); 3/4” x 35” 1 O2 sensor plug 3 Hex bolts; 3/8” x 1-1/2” 1 Heat stove 1