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Topic: valve springs on 461 heads
Total posts: 18
posted February 07, 2001 03:57 PM
What is the maximum O.D. for a stock 461 head without machining?
Total posts: 251
posted February 07, 2001 08:43 PM
I believe it is 1.250 Stock diameter. I have a set and this is what they have on them. I think any bigger and you will have to machine head. Hope this helps.
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