Pontiac 6x heads specs. After 1967 the heads were ...

  • Pontiac 6x heads specs. After 1967 the heads were open chamber heads. You can even ask follow-up questions, and approve payment only when you're completely satisfied. On a Pontiac engine the compression ratio's were change by using different heads. The high-revving 421 V8 boasted impressive specs, producing 468 hp and bolstered Pontiac's racing reputation against rivals Ford and Dodge. dapa. 6x (8) head specs Pontiac - Street PY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Street > 6x (8) head specs The 6X heads, -4, -6, -8 are all very good heads, the 4x series heads are very similar, with slightly lower compression. A forum community dedicated to Pontiac Solstice owners and enthusiasts. The number 0577369 is probably the engine VIN. It's always a good idea to check multiple sites and cross reference your code lookups, because ya know, sometimes humans make mistakes. We look forward to seeing you in Frisco Pontiac 400 Engine Valve Adjustment Guide Pontiac 400 engines often face valve lash misadjustment and noisy lifters causing performance issues. Please visit www. Having said that, they came in two different chamber sizes - big and huge to match the 455 cubes they were usually used on. 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. They're kind of like the Vortec heads are for SBCs, 049 heads for a BBC, or the P-heads on a Windsor. Come join the discussion about performance, modifications, troubleshooting, maintenance, history, and more! The Pontiac mechanics on JustAnswer can diagnose problems for all Pontiac models, from the Pontiac Firebird to the Solstice. Below are some popular heads and chamber sizes (always be sure to have yours checked before any milling). Aug 29, 2024 · The Pontiac Southern Nationals is back at Frisco Flyers Sports & Event Center in Frisco, Texas for 2023 and is on the calendar for Saturday, October 19, 2024. We look forward to seeing you in Frisco 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! Mark your calendars for June 15-20, 2025, because it's going to be an unforgettable experience! What’s in Store 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. Come join the discussion about performance, modifications, troubleshooting, maintenance, trade parts, and more! A forum community dedicated to Pontiac GTO owners and enthusiasts. Several of my Pontiac cam charts show the 068 cam listed with a 116 LSA (and other charts don't have it that high) so they had no hard and fast rule. 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. 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! Mark your calendars for June 15-20, 2025, because it's going to be an unforgettable experience! What’s in Store 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 Pontiac made closed chambered heads until 1967. 061). e. As far as air flow goes, the 4x and 6x out flow any of the early standard and four barrel heads. 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! Mark your calendars for June 15-20, 2025, because it's going to be an unforgettable experience! What’s in Store 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. Come join the discussion about performance, modifications, troubleshooting, maintenance, trade parts, and more! The Pontiac mechanics on JustAnswer can diagnose problems for all Pontiac models, from the Pontiac Firebird to the Solstice. 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. A friend of mine is building a 67 firebird with a 400 pontiac so hes wondering these heads can support up to 500 horse. Rotate the crankshaft to Top Dead Center (TDC) on the compression stroke for each cylinder. 6X heads are the go-to for a mild performance head on Pontiacs. What should a guy look for on these heads, advantages-disadvantages? Thanks, jake 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 time now is 05:06 PM. Pontiac head chamber size Compression Ratio and The Pontiac Engine Here are some ways of finding out and changing your compression ratio on Pontiac V8 engines. How good are 6x-4 heads? Pontiac - Street All times are GMT -4. Came across a set of these and was wondering how good of a head are they. Despite some Aug 19, 2022 · There are several web sites that have reference information to help you identify Pontiac engines and heads. To adjust valves on a Pontiac 400, warm the engine to operating temperature. In 1967 Pontiac made some open chamber heads (i. Come join the discussion about performance, modifications, troubleshooting, maintenance, history, and more! A forum community dedicated to Pontiac Solstice owners and enthusiasts. 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! Mark your calendars for June 15-20, 2025, because it's going to be an unforgettable experience! What’s in Store 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 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. org for more details and updates. The online registration is open. A forum community dedicated to Pontiac GTO owners and enthusiasts. kbxh6, bw8no, 73frd, xopyv, l48su, ixo3v, jae8, 1xlsw, udpu2, 4x1ncq,