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Ported gt40 flow numbers

WebFeb 1, 2009 · Naturally, the valves were of the stainless steel variety and when combined with 60 cc combustion chambers, 190 cc intake ports, and raised exhaust ports, resulted in the all-important peak flow... WebDec 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.

Thumper ported GT40 heads arrived (pics) - StangNet

WebAug 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 … WebAug 4, 2009 · Port and Polish 213.29 Intake +19.12 CFM 163.35 Exhaust +24.02 CFM http://www.castheads.com/ford_gt_40.php These guys are charging $1,000 and I matched the intake flow and beat the exhaust flow. This is also with stock valves without any valve … small town auto springville al https://organiclandglobal.com

Flow Test Small-Block Engine Heads - Mustang & Fords Magazine

WebFeb 12, 2009 · The 243 heads as used on the LS2 motor flow at 260 CFM on the intake. LS6 243s (CNCed) with sodium filled valves flow a little better at 280 on the intake. The stock 241 head flows at 220 on the intake. Either head is a considerable improvement. You can not achieve these numbers by porting 241 heads. WebJan 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. … WebFeb 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 … small town auto sales hurricane ut

heads..gt40 vs gt40P Factory Five Racing Forum

Category:How To Upgrade Your Ford GT40P Heads - MotorTrend

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Ported gt40 flow numbers

Flow numbers on my new GT40P

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. WebOct 22, 2011 · Port #2 and 7 exhaust flow numbers Heat transfer port plugged at intake.1 - 51.2.2 - 99.2.3 - 131.4.4 - 128.5 - 129.8.6 - 128.7 Heat transfer port plugged with …

Ported gt40 flow numbers

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WebJan 18, 2009 · They flowed [email protected], [email protected], [email protected] on the intake. (stock E7TE flows [email protected], stock GT40p flows [email protected]) Exhaust flowed [email protected], … WebMay 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 …

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 … 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 ...

WebAnother set of stage 2 ported gt40 heads. These heads when flowed after porting went 230/167cfm @.600" lift with the stock valve size. Low and mid lift flow was up over 40cfm … WebStock air flow on this head tops out at 190 cfm intake and 128 cfm exhaust. When “ Undercover Ported “, the GT-40 head will flow 202 to 210 cfm intake and 145 on the …

WebAnother set of stage 2 ported gt40 heads. These heads when flowed after porting went 230/167cfm @.600" lift with the stock valve size. Low and mid lift flow was up over 40cfm over stock. This is the before and after flow …

WebDec 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. highways consultants ukWebAug 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, including a slightly smaller... highways contractors portsmouthhttp://www.abbottssuperflowport-polish.com/Intake-Flow-Numbers.html highways control room jobsWebported 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 # … small town bail bonds rogersville tnWebDec 1, 1999 · Best of all for vintage Ford owners, the new heads bolted right on top of 289, 302, and 351 Windsor engines, so all of a sudden we went from digging through junk … highways contractors kentWebDec 19, 2024 · Just sell it and buy a better intake. Dyno tuning a gt40 setup is an even worse use of money. A calibrated meter and injectors and it would be fine. Keep the EGR or just use a simulator. Most likely you could even run the stock meter and injectors since gt40 iron stuff doesn't exceed the stock 19lb injector capacity. small town auto sales paWebMar 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. small town background