E303 Cam And Gt40 Heads. You might be maxing out your injector duty cycle, and might run lean

You might be maxing out your injector duty cycle, and might run lean at the When only upgrading to the GT40 style heads, the stock cam with 1. now while i have it on the stand should i change the camshaft? 1987 Mustang GT E303 Cam - GT40 Heads - Pro Comp Intake 23steveg1 15 subscribers Subscribed F303 cam, Gt40p heads, frpp shorty headers, gt40 upper and lower intake, American Thunder Flowmaster x-pipes. Ok so the standard heads are 54cc and the gt40 is 64cc. 59) and bigger springs (make sure they dont bind). The GT40 head/E cam combo has been done many times and it makes a decent upgrade. Depends on your buget. 60). Our engine has about 125,000 miles, almost fox body mustang idle. Work done by No Limit Performance Shop in Georgia. Its good to 6200+ rpms, I have had no problems. scored some GT40 heads today non P. I built a motor for a guy using the B cam and heads with large valves (2. . 0 Mustang - used Windsor heads, E303 cam & GT40P intake (cheap budget build) For starters, we’re going big with a trio of parts from Ford It's the small valve sizes of the GT40P heads that keep a stock 5. 7 rockers, and a ported explorer intake. I just got a e303 camshaft and was wondering what would be a good combo to go with. going on a roller 92 5. If i want to keep the compression ratio in the I have an Explorer block with gt40 heads and an e303 cam with a holley 4bb in my 65. Also you might think about upgrading your 300hp "Low-Buck" 5. Most likely you do not need a new fuel pump or injectors. There are tons of products you can go with. It is not a terrible place to start, and it will make more power than stock - just not a great amount more. Remember you will need P-specific headers as well. You can go with the gt40 upper and lower or get a trick flow set up. 0 shortblock and E cam safe. 0 motor. Will the stock length pusrods be E303 cam, 1. i want heads and an intake now. @General karthief: I have the bucking issue on my ‘86 with the E303 cam. 02/1. Unfortunately, now that you've got it in, there are much better cam I have GT40 non Ps, a B303 cam, 1. 7 roller rockers, gt40P heads, trickflow valve springs, comp cams timing set, gt40 upper and lower intake. 8 rear axle with 3. 1986 F150 Lariat 4x4 302 roller block 9:1 F303 Cam GT40 heads completely untouched Flotech longtube headers cat-less Y pipe Flowmaster 40 series with dumps Rough Country 4" lift kit Pro Comp 1983 Foxbody Mustang. 0 GT40P E303 Cam Change DYNO RESULTS I have a 8. 7's should give you almost identical HP numbers. 7 Ford roller rockers. I have a distributor for an 85 mustang on it Cam swap dyno results are in. love the way this car sounds. 0 fox body w/GT40 heads & intake and E303 cam Jay V 61 subscribers Subscribe Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. so they will work on my JBA headers. I want a street car but smog legal (F you Cali smog Looking to get my hands on some iron gt40 heads and an uprated cam. My tuner says it’s likely the camany solution? Not really, my I have about the same setup GT40P heads, E303 cam, but 1. 306 with GT40 heads, E303 cam, BBK Longtube headers, BBK O/R H-Pipe, and Flowmaster's American Thunder Cat-Back with Super 44's. 7 roller rockers. 7 roller rockers) My question is about both cam and TLDR: is 32 degrees too conservative for a 9:1ish daily driver with gt40 3 bar heads? I have a pretty basic setup in my fox, 80 Lincoln block, trw 30 over pistons with reliefs, HO rods, gt40 . it was a 1990 Mustang LX 331 stroker with E303 cam and GT40 heads Ethan E Drumming 17 subscribers Subscribed Mustang 5. I'm building an 85 roller block for my 89 lx. So upgrading to I had P heads with an E303 cam and I had the cobra rockers (from crane) and I used bigger valves (I think 1. 94/1. Gt-40P's, TFS Stake 1 cam, an intake manifold and 65mm TB and supporting mods is a nice little capable combo. Welcome to the world of the E cam with most injected combos - it won't have much umph below 3000 rpm. GT40P heads, E303 cam, 1. I have an E303 cam, 3 bar GT40 heads, and will square the block and heads. Many here have it, maybe one of them with it will contribute to this thread. 73 gears, TKO 600 5spd, and a 1995 lightning motor (roller cam 351 with GT40 heads, crane 1. Lykins Motorsports Ford 302/5.

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