Difference in 330 and 350 crank bolt pattern for a flex plate

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Apr 21, 2024 | 06:54 AM

olds 307 and 403

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Last edited by olds 307 and 403; Apr 21, 2024 at 07:56 AM.

Apr 21, 2024 | 08:07 PM

v8al

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Joined: Apr 2018

Posts: 1,141

From: Los Angeles, CA

You can see the difference in this manual flywheel that is drilled for both the 330/425/early 400 and 350/late 400/455/307 pattern.

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