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  #21  
Old 08-31-2019, 12:53 PM
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61-63 61-63 is offline
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Quote:
Originally Posted by 68hotbird View Post
What is the difference between a sd 389 and a 4bolt 425a 389 block?
The code stamped under the pass side head.

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  #22  
Old 08-31-2019, 04:27 PM
Adecco Adecco is offline
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Join Date: Nov 2004
Location: River Grove Illinois
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The heads have stainless valves, and hogged out, the cam is the same cam beswick had in his cars a isky cast iron cam and cast iron lifters
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Last edited by Adecco; 08-31-2019 at 04:37 PM.
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  #23  
Old 08-31-2019, 04:39 PM
Adecco Adecco is offline
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So if you have serious money and want a 62 389 SD motor I may sell but till then it goes back into my 62catalina

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