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Oldsmobile 403

recovering

New member
Joined
Mar 30, 2020
Messages
4
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Location
Northern Colorado
How many of you are running this engine?

Have you built it up?

Found it to be reliable?

I've got a brand new one and I'm debating on whether I want to throw it in my K20.

I figure it basically meets a lot of the same requirements as the tired 350 it would replace.

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