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I’ll be that guy. Throw a couple big valved high flowing shiny slabs of aluminum on the motor during the rebuild and call it a day!
 

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So I bought some C5AE heads from Cobra Automotive on eBay for $190 a pair in 2017 when I temporary gave up on the 331. Somebody from CA emailed me and said these heads are maxed out valve size and porting wise, do I still want them? Heck yea! I got them as described, 1.92, 1.54 valves, or whatever the biggest that can be fit with Chebby valves. I had them freshened up locally and the machinist said they were professionally done back in the day. Meh, still smaller valves than cheap TW 170 heads. I was uninspired by the performance of the 289 that was only in the car -100 miles because it was so slow compared to the 331.
If originality is your thing go for porting your original heads hoping you don't hit a water jacket and then spend a bunch of money having a competent machine shop, if you can find one, install the bigger valves. I gave all my iron heads other than the ported one's on my original 289 to @LSG because he has access to a machine shop he used to work at.
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I’m not sure what anyone is “curing” with aftermarket heads. Stock SBF heads aren’t good, and are very limiting for anyone wanting modern car power. Aftermarket heads don’t “cure” anything, but they have a significant potential to make considerably more power than stock heads.
We agree, for once!
 

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Unless of course you are building for a specific vintage class...then it makes all the since in the world. You can build very good power with SBF iron heads...albeit, it will likely cost you more money.
!00% true, but you guys tend to have a little more fun money compared to most of us. Thats not a bad thing, but still a thing when it comes time to spending money wisely.
 

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Hell I live check to check. If my kids want my money they better come to the track with me. I’m tracking my balance to be at $0.00 when I cash out...of course barring some tragedy. Then there’s cool $1M at stake. Won’t be my problem then. I earn it...by damn I’m spending it...on myself and Holly.
Hell yea! I don't live paycheck to paycheck. Then again I don't do track days!:D
 

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"CURING" is a figure of speach!
And not everyone is looking for "modern day power!"
As far as I'm concerned, this current horse power race has gotten way outa hand.
Sooner or later, governments of the world will impose restrictions on what's considered "streetable", common sense, horse power!
There is a place for common transportation and there is a place for what's considered a race car!
It's gotten a bit ridiculas, considering a vehicle with 200 horse power will get U anywhere a vehicle with 800+ horse power will!
In other words, there is more to a nice driver vehicle, than mega horsepower and lightening like speed!
That's the point I'm talking about! 🤔
So the government should regulate how much fun is acceptable? Awesome, try the Prius forum!
 
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Ya, I'm beginning to think so! The people on here, with exception of a few others, are infatuated with speed and horsepower! Many of U guys never knew what common sense ever was! THAT WAS LOST SOMEWHERE, YEARS AGO!
BY ALL MEANS, GO AHEAD, BE STUPID AND BLOW YOUR HARD EARNED MONEY , on stuff U don't need!
After all, U'll all hold individual records on cash out-flow! Congrats, It's great for bragging rights anyway!
Go big or go home! If I need ice cream we will take the wife's Flex.
 
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Now that's a real man talk'in 4 ya!
A "One size fits all, scenario!"
Common sense? Outa the question! 🤔
Yep! I use common sense while balancing the checkbook and on retirement strategies. Not on the Mustang.
 
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Sure, you can always upgrade to an 11/16 grind later.
I don't know about that? The 13/16 cam might give up a bit on the low end but makes up for it on the top end with the right gearing.
 

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I understand that U lucky guys, with deep pockets and bottomless bank accounts, I completely understand U don't appreciate having to settle for less than the best.
But for the ones that have been there and the ones that still are, at least they know there are some thrifty options available to them.
U R Welcome! 😏
Do you have a website for the bottomless back account? I'm all over that! My car was purchased and built 100% on working overtime and not a penny from the family budget. You fly in from nowhere and try to tell us all how it should be knowing nothing of the path we took.
 
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