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CUTTING INSTRUCTIONS:
Tacoma:
No cutting of catalytic converter inlet is
necessary.
4-Runner:
Cut inlet end of catalytic converter
approximately 1 inch in front of weld on inlet. You may
need to do additional trimming when fitting Y-pipe to
catalytic converter.
Qty.
Description
1
Manifold left side #25-9105
1
Manifold right side #25-9106
1
Crossover pipe #25-9624
1
Extension Y-pipe assembly #25-9625
4
Hex cap screws; 3/8"-16 x 2"
1
Tie wrap; 11"
1
Split lock washer; 5/16"
4
Split lock washers; 3/8"
1
Hex bolt 8 x 1.25 x 35mm
1
Flange connector
1
U-Clamp; 2-1/4"
Catalog #6607
©2003 Edelbrock Corporation
KIT CONTENTS
Catalog #6607
Edelbrock Corporation
2700 California St.
Torrance, CA 90503
Tech Line: 1-800-416-8628
Office: 310-781-2222
E-Mail: edelbrock@edelbrock.com
Page 3 of 3
WELDING INSTRUCTIONS:
After aligning Y-pipe assembly up with catalytic
converter in stock location, bolt the catalytic converter
flange supplied to the new Y-pipe flange, then weld
flange to inlet.
NOTE: Top of Y-pipe flange should be 1-3/4" from the
floor board heat shield.
Qty.
Description
2
Gaskets manifold port
2
Gaskets donut; 2-1/4" I.D.
1
Gasket O2 sensor
1
Gasket catalytic converter
1
Gasket EGR
1
E.O. adhesive decal
1
Catalytic converter flange
4
Studs; 8 x 1.25 x 30mm
1
Spacer tube; 1/2" O.D. x 11/16"
2
Hex nuts; 6mm - 1.0
1
Throttle cable braket
1
EGR block-off
Rev. 12/03
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