1972 455 exhaust manifold question 🤔

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Jun 5, 2025 | 10:42 AM

72455

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1972 U code Supreme

Joined: Jul 2018

Posts: 4,100

From: Chesapeake, VA

1972 455 exhaust manifold question 🤔

Were the "W" and "Z" manifolds used on the U code, or just the 442?

Jun 5, 2025 | 11:55 AM

GN1220

Registered User

Joined: May 2020

Posts: 665

From: Kansas City, MO

U code as well. At least on my 72 U code

Jun 6, 2025 | 06:06 AM

joe_padavano

Old(s) Fart

Joined: Mar 2007

Posts: 50,803

From: Northern VA

Quote:

Originally Posted by 72455

Were the "W" and "Z" manifolds used on the U code, or just the 442?

They were used on ALL BBOs in A-body cars that year.

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