Head Bolt's
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Junior User
Joined: Nov 2002
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From: Phoenix USA
Head Bolt's
I have a 93, 351W with blown head gasket. I removed the heads and I am having them tweaked a lot. When installing the heads are the stock head bolts torque-to-yield, or are they regular bolts? Should I replace them? I mic'd all the bolts and they do not seem to be stretched.
Thread Starter
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Junior User
Joined: Nov 2002
Posts: 54
Likes: 0
From: Phoenix USA
Head Bolt's
[updated:LAST EDITED ON 13-Nov-02 AT 07:24 PM (EST)]Torque specs are as follows:
87-94 Bronco 351W
In numerical sequence
Step 1 55-55 ft. lbs.
Step 2 60-65 ft. lbs.
Step 3 70-85 ft. lbs.
95&96 Bronco 351W
Torque-To-Yield bolts
Step 1 25-35 ft. lbs.
Step 2 48-55 ft. lbs.
Rotate an additional 80-100 Degrees
87-94 Bronco 351W
In numerical sequence
Step 1 55-55 ft. lbs.
Step 2 60-65 ft. lbs.
Step 3 70-85 ft. lbs.
95&96 Bronco 351W
Torque-To-Yield bolts
Step 1 25-35 ft. lbs.
Step 2 48-55 ft. lbs.
Rotate an additional 80-100 Degrees
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