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Search took 0.00 seconds. Search: Posts Made By: Robert_Z_
Forum: 77-81 Firebird & Trans Am TECH 06-23-2022, 06:16 AM
Replies: 7
Views: 905
Posted By Robert_Z_
Swapping a 403 for a 455

I own a 79 Trans Am that originally had a 403. I purchased the 455 and th400 transmission for a 74 Trans Am. I'm wanting to know what all I would need to change out in order to drop the new engine...
Forum: Pontiac - Street 06-23-2022, 06:11 AM
Replies: 30
Views: 1,921
Posted By Robert_Z_
Swapping a 403 for a 455

I have a 79 Trans Am that originally had a 403. I purchased a 455 and th400 transmission from a 74 Trans Am. I'm wanting to know what all I would need to change out in order to drop the new engine...
Showing results 1 to 2 of 2

 
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