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Old 11-27-2025, 10:12 PM
pdphilson pdphilson is offline
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Default 1969 october built 302

late october built 302 186 heads --- possible screw in studs ?
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Old 11-28-2025, 01:48 PM
William William is offline
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Casting dates?
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Old 11-28-2025, 04:39 PM
pdphilson pdphilson is offline
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J-10-9 October 10 1969 --- kinda figure with a 6500 redline GM would use screw in studs -- thank you for any input
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Old 11-28-2025, 04:40 PM
pdphilson pdphilson is offline
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late 10D 69 Z
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Old 11-28-2025, 05:11 PM
enio45 enio45 is offline
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MY 69 10D car had pressed in studs - FWIW

Orig 1600 mile car
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Old 11-28-2025, 05:44 PM
pdphilson pdphilson is offline
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186 heads were probably updated with screw in studs at rebuild ?
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Old 11-28-2025, 05:46 PM
pdphilson pdphilson is offline
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do we know serial number wise the latest Z28 made ?
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Old 11-28-2025, 05:46 PM
pdphilson pdphilson is offline
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or last known Z28 still in exsitence ?
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Old 11-28-2025, 05:55 PM
William William is offline
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Latest one I know of is just under 200 units from last '69 built, N711922.
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Old 11-28-2025, 09:41 PM
enio45 enio45 is offline
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Quote:
Originally Posted by pdphilson View Post
186 heads were probably updated with screw in studs at rebuild ?
Yes pretty common practice to switch to screw in studs - was always recommended or pin the studs
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