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07-23-2015, 01:25 PM | #1 |
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is this possible?
https://instagram.com/p/5XiR2NjH4-/
He said it makes 440hp. And that there is room to bore it to 4" on a 59ab block? |
07-23-2015, 01:45 PM | #2 |
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Re: is this possible?
You'll hit water LOOOOOONG before you ever get a flathead V8's bore to four inches.
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07-23-2015, 02:13 PM | #3 |
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Re: is this possible?
It's an obvious miss-print. If it were 3 7/8 bore the outer two cylinders would be just about touching each other.
Believe the 4'' reference was the stroke.
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07-23-2015, 02:33 PM | #4 | |
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Re: is this possible?
Quote:
https://instagram.com/p/5a6oGzpVqH/ Im only asking because i have a friend that is looking to buy a done motor. He seen this and got all excited and asked me what i thought. I thought the seller was wrong but im no expert. Thanks for the info i will show my friend this post |
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07-23-2015, 03:15 PM | #5 |
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Re: is this possible?
How does he figure 440 hp?
I assume he messaged it to your friend, because I no mention in his posting. |
07-23-2015, 03:20 PM | #6 |
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Re: is this possible?
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07-23-2015, 03:29 PM | #7 |
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Re: is this possible?
Maybe he will trade for my 6000 cc 1900 hp VW bug engine.
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07-23-2015, 03:30 PM | #8 |
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Re: is this possible?
Considering how far apart the two outer cylinders are located, if the engine pictured is bored to 3 7/8" then the wall thickness between them should be less than 1/4".
If it was bored to 4" then the wall thickness would be less than 1/8" Tell your friend to run as fast as he can away from that guy.
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07-23-2015, 03:58 PM | #9 |
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Re: is this possible?
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07-23-2015, 04:20 PM | #10 |
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Re: is this possible?
Man, I need one of those. Mine only makes 400hp. Wow
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07-23-2015, 04:40 PM | #11 |
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Re: is this possible?
I have had several flatheads bored to .187 over, (3/16) about a quarter of them went into the water jackets, and the bore was only 3 3/8 then, and I doubt if the webbing for the main bearings would stand that much h/p, there is only three of them, a weakness of the flathead, a 4" stroke is nothing, that's a stock merc crank stroke, some thing is very wrong with that add
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07-23-2015, 04:44 PM | #12 |
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Re: is this possible?
"murdermotorsports Death Metal Fabrications"
"We are MURDER MOTORSPORTS * Shady Products for Shady People • Patented Flathead V8 components• Located in Denton county. Est. 2001 Zack 940-765-3266" 'Nuff said.
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07-23-2015, 05:54 PM | #13 |
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Re: is this possible?
Ask him to take a pic showing a vernier gauge reading of the bore.
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07-23-2015, 06:17 PM | #14 |
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Re: is this possible?
he changed the ad to 3 9/16 that sounds better
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07-23-2015, 06:34 PM | #15 |
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Re: is this possible?
If it's on the internet, it must be true.
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07-23-2015, 06:41 PM | #16 |
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Re: is this possible?
He just said he was mistaken. On the bore and hp#`s. I guess everyone makes mistakes he was man enuff to admit he was wrong
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07-23-2015, 06:55 PM | #17 |
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Re: is this possible?
For a "refreshed" motor, you would expect less carbon on the valves and pistons in the picture. Also, the water pumps might need some alignment. A bore of 3 9/16 seems to be still a tad large since 3 3/8" is usually considered risky. Maybe the motor has see thru cylinder walls?
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07-23-2015, 07:23 PM | #18 |
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Re: is this possible?
I have a friend that runs a dragster with a 3 1/2 " bore and a 4 1/2 inch stroke 345ci
I've seen the insude of the engine, yes it has sleeves. Runs gas in the 10's |
07-23-2015, 07:45 PM | #19 |
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Re: is this possible?
rons right, if its 3 9/16 it has to have sleeves I didn't see any in the posted pic
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07-23-2015, 08:51 PM | #20 |
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Re: is this possible?
The guy is probably measuring with a fisherman's rule.
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