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Catalog #s 66662, 66672, 66663, 66673, 68012, & 68013
©2005 Edelbrock Corporation
Page 3of 3
Brochure #63-0447
Rev. 9/05 - DA/mc
Edelbrock Corporation
2700 California St.
Torrance, CA 90503
Tech Line: 1-800-416-8628
E-Mail: edelbrock@edelbrock.com
KIT CONTENTS
Catalog #66663 & #66673
Qty. Description
❑ 1 Manifold left side #25-9134 (#66663)
❑ 1 Manifold right side #25-9131 (66663)
❑ 1 Manifold left side #25-9135 (#66673)
❑ 1 Manifold right side #25-9133 (66673)
❑ 1 Extension Pipe Left #25-9649
❑ 1 Extension Pipe Right #25-9650
❑ 1 O2 Sensor Plug
❑ 12 Hex header bolts; 3/8” x 1”
❑ 2 Ferry bolts; 3/8” x 2-3/4”
❑ 1 Flange connector
❑ 1 U-clamp; 2-1/4”
❑ 1 U-clamp; 3”
❑ 2 Chevy V8 port gaskets
❑ 2 Donut gaskets
❑ 1 Hose (A.I.R.); 5/8” x 30”
❑ 1 Hex bolt; 1/4” x 1”
❑ 1 Pigtail O2 sensor; 12”
❑ 4 Flat washers; 3/8”
❑ 1 Adapter, catalytic converter (5.0L engine)
❑ 4 Hex bolts; 3/8” x 2”
❑ 1 Adapter, catalytic converter (5.7L engine)
❑ 1 Spacer tube; 3/8” O.D. x 1/2” long
❑ 2 Spacer tube; 5/8” O.D. x 1-1/2” long
❑ 16 Lock washers; 3/8”
KIT CONTENTS
Catalog #66662 & #66672
Qty. Description
❑ 1 Manifold left side #25-9323 (#66662)
❑ 1 Manifold right side #25-9318 (66662)
❑ 1 Manifold left side #25-9325 (#66672)
❑ 1 Manifold right side #25-9326 (66672)
❑ 1 Extension Pipe Left #25-9649
❑ 1 Extension Pipe Right #25-9650
❑ 1 O2 Sensor Plug
❑ 12 Hex header bolts; 3/8” x 1”
❑ 2 Ferry bolts; 3/8” x 2-3/4”
❑ 1 Flange connector
❑ 1 U-clamp; 2-1/4”
❑ 1 U-clamp; 3”
❑ 2 Chevy V8 port gaskets
❑ 2 Donut gaskets
❑ 1 Hose (A.I.R.); 5/8” x 30”
❑ 1 Hex bolt; 1/4” x 1”
❑ 1 Pigtail O2 sensor; 12”
❑ 4 Flat washers; 3/8”
❑ 1 Adapter, catalytic converter (5.0L engine)
❑ 4 Hex bolts; 3/8” x 2”
❑ 1 Adapter, catalytic converter (5.7L engine)
❑ 1 Spacer tube; 3/8” O.D. x 1/2” long
❑ 2 Spacer tube; 5/8” O.D. x 1-1/2” long
❑ 16 Lock washers; 3/8”
KIT CONTENTS
Catalog #68012 & #68013
Qty. Description
❑ 1 Manifold left side #25-9431 (#68012)
❑ 1 Manifold right side #25-9430 (68012)
❑ 1 Manifold left side #25-9027 (#68013)
❑ 1 Manifold right side #25-9023 (68013)
❑ 1 Extension Pipe Left #25-9572
❑ 1 Extension Pipe Right #25-9573
❑ 1 O2 Sensor Plug
❑ 12 Hex header bolts; 3/8” x 1”
❑ 2 Ferry bolts; 3/8” x 2-3/4”
❑ 1 Flange connector
❑ 1 U-clamp; 2-1/4”
❑ 1 U-clamp; 3”
❑ 2 Chevy V8 port gaskets
❑ 2 Donut gaskets
❑ 1 Hose (A.I.R.); 5/8” x 30”
❑ 1 Hex bolt; 1/4” x 1”
❑ 1 Pigtail O2 sensor; 12”
❑ 4 Flat washers; 3/8”
❑ 1 Adapter, catalytic converter (5.0L engine)
❑ 4 Hex bolts; 3/8” x 2”
❑ 1 Adapter, catalytic converter (5.7L engine)
❑ 1 Spacer tube; 3/8” O.D. x 1/2” long
❑ 2 Spacer tube; 5/8” O.D. x 1-1/2” long
❑ 16 Lock washers; 3/8”