Ported gt40 flow numbers
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. 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 …
Ported gt40 flow numbers
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WebDec 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. 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, including a slightly smaller...
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 … 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 …
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. WebIntake port volume 166cc 178cc 178cc Exhaust port volume 54cc 62cc 62cc Intake valve OD – 1.94" (21-4N stainless steel) for all Exhaust valve OD – 1.54" (21-4N stainless steel) for …
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 …
http://www.abbottssuperflowport-polish.com/Intake-Flow-Numbers.html the orphan where to watchWebAug 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 … the orphan voodyWebJul 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 ... shropshire sheep originWebMay 22, 2009 · I honestly think you could get a 12.9 with ported stock heads pretty easily. A mild cleanup of the ports on the GT40P's, plus a decent cam (not the E cam, something dual pattern like the TFS1), and the GT40 based intake could get you in the 275 RWHP range and mid 12's with no problem. Grab some gears if funds allow. shropshire simpleton crosswordWebAug 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 … the orpheosWebported 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 # … the orphan watch onlineWebMar 30, 2013 · Even a professionally ported iron GT40 head will only barely get you near the numbers of an entry level AFR or Trick Flow head. Now I whole heartedly support the … the orphean passages