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 boasted …

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 reference your code …

A forum community dedicated to Pontiac Solstice owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, maintenance, trade parts, and more!

A forum community dedicated to Pontiac GTO owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, maintenance, history, and more!

Jan 14, 2010 · The WU block is a 400 and was used on pontiac's b-bodies from late 67 thru 71 and was offered during those years with both the 2bbl and 4bbl. The number 0577369 is probably the engine …

Jul 3, 2024 · Hey Everyone, With the close of NASSAM 2024, we're excited to keep the momentum going and bring all the fun, excitement, and camaraderie to Taos, New Mexico for NASSAM 2025! …

Oct 26, 2012 · I am looking at A 4 bolt main on a 1962 pontiac block could someone help me out on block ID maybe 421 casting #538181

Jul 5, 2019 · Pontiac used wider LSA's to maintain drivability at lower RPM's and keep things somewhat civilized. Several of my Pontiac cam charts show the 068 cam listed with a 116 LSA (and other …

Mar 13, 2014 · 68GTO4004sp provided the link you need to identify a Pontiac rear. Find the axle code on the axle tube as noted in the article. The numbers you provided may simply be part numbers or …

1990 Pontiac Grand Prix Wiring Harness and Diagram Issues Grand Prix wiring harnesses often suffer from brittle insulation and connector corrosion causing electrical faults. For wiring issues in the 1990 …