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©2008 Edelbrock Corporation
Brochure #63-770769
Catalog #770769
Rev. 1/08 - AJ/mc Page 3 of 3
5
1
3
7
10
6
2
4
8
9
Early production heads will need to be drilled at these locations if the
auxiliary head bolt provisions are to be used. Later model heads have these
holes pre-drilled, and must use the supplied plugs
FIGURE 1 - CONVENTIONAL TEN (10) BOLT TORQUE SEQUENCE
Bolts should be tightened to 100-110 ft/lbs in three intermediate steps.
Applications using the eight (8) auxiliary bolt provisions should consult their
engine block manufacturers instructions for the correct torque sequence.
Edelbrock Corporation • 2700 California St. • Torrance, CA 90503
Tech-Line: 1-800-416-8628 • E-Mail: Edelbrock@Edelbrock.com
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