Ported gt40 flow numbers
WebJul 13, 2005 · The intake port flows 235ish cfm with a 1/2 in. radius, but with the intake manifold attatched it drops flow to about 215 cfm. The intake manifold by itself flows about 220 cfm. The intake manifold ports are quite small and round. Should I be more concerned with the length of the runners or is my flow issue something that is definitely robbing ... WebSep 4, 2002 · I have a set of old steel GT-40's (ported by Ron Anderson Performance) that have flow numbers that are better than out of the box TFS. By better I the flow matches my car. They have good flow numbers as far as amopunt goes and more importantly, they have high velocity flow.
Ported gt40 flow numbers
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Webported gt40 iron flow numbers - Northern California Ford Owners Email this post to someone! Page: 1 2 Author Topic: ported gt40 iron flow numbers Jaejae5.0 ¯ Member # … WebJan 23, 2005 · 4. Flow numbers are similar, but in un-ported form the GT40P should make slightly more power depending on your combination. 5. The exhuast ports on the GT40P heads are revised and more efficient than the regular GT40 castings. The smaller valve size is more effective. 6.
WebSep 22, 2010 · Here is flow data on the GT40 family of intakes that were ported without getting crazy and doing a lot of welding/high level mod work. These are stock pieces ported within the limits of the stock castings. 240-250cfm for bothh upper and lower are the norm. WebJan 20, 2012 · stock E7s flow ~160cfm Ported correctly they will flow ~215-220cfm GT40/GT40P flow ~190cfm Ported correctly GT40s flow ~230cfm Trick Flows flow …
WebAug 4, 2014 · The GT40 valve sizes are 1.85/1.54 for the intake and exhaust, while the GT40P went to a smaller 1.46-inch exhaust valve. There were other changes to the GT40P, … WebDec 19, 2024 · Sell the intake, put the porting money (porting an explorer intake to 75mm makes no sense) towards a better one. Sell the gt40 heads and put the dyno money …
WebMar 14, 2003 · I used the ported 351w with large valve flow numbers from the previously mentioned article and I used the stock GT40P numbers from the same article. The results are below: GT40p heads peak horsepower was 310@5000 with 363ft/ lbs@3500. The worked 351 heads showed peak power of 328@5000 and 380ft/ lbs@3500.
WebNov 23, 2016 · This intake will need some modifications, namely the ACT sensor and EGR passage. Part number would end in BB, something like RF-F87E-9K461-BB. Ford Lightning Lower. Unless you have a 351 in your fox, … circularity gd\\u0026tWebDec 23, 2006 · Flow number are my best guess after talking with several people who port gt-40x heads regularly. Intake: 270 cfm at .550" lift Exhaust: 170 cfm at .500" lift The heads were hand ported by a well known nascar guy in Charlotte. I asked the machine shop today and he can't recommend anyone in Jacksonville, FL to flow test the heads. circularity foundationWebAug 29, 2007 · GT-40 59.7 45.2 E7TE 55.1 39.8 '69 351W 56.95 39.7 289 51.45 35.85 GT-40 Al. 65.1 48.26 GT-40X Al. 65.7 52.9 Twisted Wedge 76.65 57.3 "Power heads" 67.05 57.9 … circularity gap report 2023 deloitteWebFeb 12, 2024 · Ford gt40 ported heads flow results. Stage 2 iron heads from Bigdogs Porting. Bigdogs Porting Tony B 1.42K subscribers 111 5.8K views 2 years ago Flowing some customers … circularity gd\\u0026t symbolWebMay 29, 2007 · tmoss do you have the fow number for the gt40p ported heads intake and exhuast tmoss said: E7s in well done heads will flow 210-230cfm maxed out. What you do … circularity gd\\u0026t examplesWebDec 10, 2024 · I did a bunch of flow tests on 3 sets of stock 1966 289 heads and got basically those numbers (none had the exhaust port thermactor "bump"). The heads I use right now are ported, polished, chamber matched with 1.90/1.60 valves. They are bench tested at .28", flowing 235cfm intake, and 181 exhaust at .500. circularity gapWebJan 26, 2024 · Bigdogs ported GT40 flow numbers LIFT IN EXH.100 82 65.200 146 118 .300 191 144.400 225 160.500 232 177.600 234 182 No too bad for an old head if you ask me. … circularity gd\u0026t examples