69 C head question

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Jul 1, 2009 | 02:48 AM

jr711

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From: Antioch,Ca

69 C head question

Do anyone know the base thread size of the rocker arm studs for a set on C heads?

Jul 1, 2009 | 05:00 AM

cutlassefi

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Joined: Nov 2008

Posts: 8,495

From: Central Fl

Stud size

I believe they're all 5/16.

Jul 1, 2009 | 08:01 AM

Run to Rund

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Joined: Mar 2008

Posts: 4,030

The factory used bolts/rocker stands in pairs beginning in 1966, they are 5/16 x 18 thread, grade 8 washer headed, torque spec 25 ft lb.

Jul 1, 2009 | 08:10 AM

wmachine

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Ain't this place great?

Jul 1, 2009 | 10:24 AM

jr711

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Joined: Apr 2009

Posts: 36

From: Antioch,Ca

Thanks guys

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