May 2, 2024 · Pontiac joined the American big block V8 rivalry with its rare 421 Super Duty engine, showcasing its dominance on the track in the early '60s. The high-revving 421 V8 …

Aug 19, 2022 · There are several web sites that have reference information to help you identify Pontiac engines and heads. It's always a good idea to check multiple sites and cross …

Apr 1, 2025 · Agree - page 335 shows the 2025 Pontiac Nationals so the download pdf is the 2025 catalog just under the old G40.pdf name. Download, right mouse click, rename, G41.pdf, …

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May 7, 2025 · Fortunately, I live 75 miles away, so I make my trips worthwhile when ordering. They get many of their part from Muscle Car Parts-GM Auto Parts-Camaro Z28- Pontiac …

Jun 30, 2017 · Hi - I'm trying to figure out what block I have.... On the ledge, passenger side behind the last cylinder (under right side of distributor as sitting in drivers seat) I found the …

Jul 21, 2025 · Hello Team, I'm seeking the resulting compression ratio for my soon to be installed engine that is going in my 1969 Pontiac Firebird Base. I have a 1968 Pontiac 400 N out of a …

Feb 6, 2025 · Pontiac 428 build 1 reading Jump to Latest 35K views 844 replies 27 participants last post by Oliver1232 Nov 12, 2025

May 30, 2021 · The DVD video by Pontiac Performance is quite good explaining this issue. I use a tool from MAC TOOLS number "CA-80" to adjust my center carburetor. I believe, after owning …