View Full Version : 403 in a Regal?
LegalRegal87
02-27-2003, 08:29 PM
Could I fit a 403 in a Regal? It currently has a 3.8L 231 in it, but I'm looking for something with a little more pep to it. If so would it be hard and would I spend a good amount of money making the switch.:Do No:
Jake G'S 350
02-28-2003, 08:44 AM
Yes the 403 is a small block olds motor like its brother the 307 that was optional in your regal. You will have to change the motor mounts. All the engine accesories are different.
A more buick friendly swap would be a 350 buick engine. The 350 will use the same enigne mount locations as the 3.8 and many of the engine accessoryies too. This would be a cheaper way to go as far as the swap cost go. You will need to modifiy the exhaust, but you probably want to run duals anyway.
Jake
G-Body DAVE
02-28-2003, 11:49 AM
http://members.cardomain.com/regal403
This young man left a comment or 2 on my site and when i went to look at his car that exactly what he has.he may help in this swap.
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