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PLEASE

study these instructions carefully before installing your new High-Flow Air Cleaner Element for Harley-Davidson

®

Twin Cam

®

EFI engines.  If you have any questions or problems, do not hesitate to contact our 

Technical Hotline at: 1-800-416-8628, 

from 7am-

5pm, Monday-Friday, Pacific Standard Time, or via e-mail at:  

[email protected]

.

Edelbrock High Flow 8” Air Cleaner Element 

for Harley-Davidson® Twin Cam® EFI Engines

Catalog # 8679

INSTALLATION INSTRUCTIONS

Description:

This Edelbrock High-Flow Air Cleaner Element is designed to supply increased air flow for modified engines using the Edelbrock
Power Package for Twin Cam EFI engines.  It is 1/2” taller than the stock air cleaner, and also requires the use of an 8” air cleaner

cover (not supplied). 

Note: 

The Edelbrock High-

Flow Air Cleaner is 1/2” taller
than stock.  The taper is

reversed, which will require the
use of an 8” air cleaner cover.  

Catalog # 8679

Rev. 6/04 - RS/mc

Brochure # 63-0288
©2004 Edelbrock Corporation

Edelbrock

Stock

1. Install the 3 supplied set

screws into the original air
cleaner bolt holes using a

1/8” Allen wrench.  Apply a
small amount of blue

Loctite to the threads
before installation.

2. Slip the 1/2” spacers over

the set screws.

4. Install your air cleaner cover.  An 8” diameter cover must be

used.  Notice that there are four additional holes in the air
cleaner plate.  These are to allow use of the filter on early

OEM Harley (Magneti Marelli) fuel injection.  These will be
sealed when the air cleaner cover is installed.  Therefore,

unfiltered air will not be allowed into the engine.

3. Place the air cleaner

element over the set
screws and secure the air

cleaner with the supplied
washers and nylon

locknuts.

Edelbrock Corporation 

• 

2700 California St. 

• 

Torrance, CA  90503

Tech Line:  (800) 416-8628

Office:  (310) 781-2222

E-Mail:  [email protected]

Kit Contents:

Qty.

Description

1

Air Cleaner Element

3

Set Screws (Allen Head)

3

1/4” I.D. x 1/2” Spacers

3

1/4” Washers

3

1/4” Nylon Lock Nuts

The words Twin Cam, Harley, and Harley-Davidson are registered trademarks of Harley-

Davidson, Inc., Milwaukee, Wisconsin, USA, and are used in this instruction sheet for

reference only.

Edelbrock is a registered trademark of Edelbrock Corporation

2700 California St., Torrance, CA  90503, USA

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