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Killer 447 W9 motor on dyno #2276852
03/26/17 11:42 PM
03/26/17 11:42 PM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline OP
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1967dartgt  Offline OP
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Hilltown Pa


At dyno yesterday with Brett Miller testing out the new beast he built for a customer. Wow did it ever impress me.


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276853
03/26/17 11:42 PM
03/26/17 11:42 PM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline OP
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1967dartgt  Offline OP
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Here is the dyno print out.


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276859
03/26/17 11:47 PM
03/26/17 11:47 PM
Joined: Aug 2003
Posts: 1,574
K
KOS Offline
pro stock
KOS  Offline
pro stock
K

Joined: Aug 2003
Posts: 1,574
wow nice!!! any spex?

Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276862
03/26/17 11:48 PM
03/26/17 11:48 PM
Joined: May 2006
Posts: 1,073
oregon
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greendart408 Offline
super stock
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oregon
He txt me to tell me, it's a bad piece.....👍

Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276870
03/26/17 11:55 PM
03/26/17 11:55 PM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline OP
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Hilltown Pa


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276871
03/26/17 11:56 PM
03/26/17 11:56 PM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline OP
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1967dartgt  Offline OP
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Posts: 3,978
Hilltown Pa


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276873
03/27/17 12:01 AM
03/27/17 12:01 AM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline OP
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It's a r3 48° block with w9 heads cnc'd Brett Miller, they have 2.20 and 1.60 valves in them. It has t&d 1.8 rockers on it. Has a heavily modified 598 intake on it. The headers are Brian Smith's old set which are 2 in to 2 1/8 with four inch collectors. It's 15 to 1 compression with diamond pistons and sports a 4.165 bore. Cam shaft is top secret, just kidding I don't know the specs on the cam.

Not to shabby for a 981 hp small block Na.

Last edited by 1967dartgt; 03/27/17 12:06 AM.

Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276874
03/27/17 12:03 AM
03/27/17 12:03 AM
Joined: Jan 2003
Posts: 4,041
Shelby Twp. Mi
HardcoreB Online content
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HardcoreB  Online Content
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Posts: 4,041
Shelby Twp. Mi
Gadzooks that's a bad hombre.

Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276892
03/27/17 12:25 AM
03/27/17 12:25 AM
Joined: Feb 2005
Posts: 1,557
New Smyrna Beach FL
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scottb Offline
pro stock
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Joined: Feb 2005
Posts: 1,557
New Smyrna Beach FL
Very nice awesome power for sure nice job brett

Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276897
03/27/17 12:39 AM
03/27/17 12:39 AM
Joined: Dec 2006
Posts: 3,395
Pa
Hot 340 Offline
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Pa
The pics on yb show the bottom head stud bosses removed on the heads.. did they start out as 59* pieces?

Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276908
03/27/17 12:52 AM
03/27/17 12:52 AM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline OP
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Yes started out using customer's 59° r3 block and he found a 48° block and purchased that. It started as a small bracket engine and got a little carried away.


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2276933
03/27/17 01:28 AM
03/27/17 01:28 AM
Joined: Nov 2003
Posts: 1,881
Pittsburgh,PA
RTSrunner Offline
top fuel
RTSrunner  Offline
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Pittsburgh,PA
Wow,nice HP per inch!

Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2277026
03/27/17 10:22 AM
03/27/17 10:22 AM
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Posts: 2,776
Ontario Canada
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MattW Offline
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Ontario Canada
up

Re: Killer 447 W9 motor on dyno [Re: MattW] #2277060
03/27/17 11:42 AM
03/27/17 11:42 AM
Joined: Oct 2011
Posts: 3,036
bean town ....Ca
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WHITEDART Offline
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bean town ....Ca
Wow great work guys..I love these motors...I can't believe there are not more out there


In the 8s N/A.with Brett miller W8's
5.07 at 133 at 2700lb
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2277068
03/27/17 11:53 AM
03/27/17 11:53 AM
Joined: Dec 2014
Posts: 304
Florida
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Mark Whitener Offline
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Florida
Have the rest of the dyno sheet with BSFC and fuel flow?


Mark Whitener
[url=www.racingfuelsystems.com[/url]
Re: Killer 447 W9 motor on dyno [Re: WHITEDART] #2277071
03/27/17 11:55 AM
03/27/17 11:55 AM
Joined: Dec 2013
Posts: 403
Romulus, MI
GTS340 Offline
mopar
GTS340  Offline
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Romulus, MI
Originally Posted By WHITEDART
Wow great work guys..I love these motors...I can't believe there are not more out there


Oh, don't be surprised. You are probably 1 of 15 or so Mopar guys that is not too cheap to build something like this. But yes, that engine is very impressive

Re: Killer 447 W9 motor on dyno [Re: Mark Whitener] #2277106
03/27/17 12:42 PM
03/27/17 12:42 PM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline OP
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Originally Posted By Mark Whitener
Have the rest of the dyno sheet with BSFC and fuel flow?




Different pull.

Last edited by 1967dartgt; 03/27/17 12:44 PM.

Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2277129
03/27/17 01:22 PM
03/27/17 01:22 PM
Joined: Aug 2003
Posts: 4,974
new jersey usa
1
11secdart Offline
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new jersey usa
Wow!!! Very impressive!!! Congrats to all involved.

IMG_1068.PNG
Last edited by 11secdart; 03/28/17 11:12 PM.

68 Dart 410 / 904
92 D150 original owner
21 Ram 1500 Quad Cab, Big Horn , Hemi ,4x4
23 Audi Q5
16 Honda HRV
Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2277133
03/27/17 01:30 PM
03/27/17 01:30 PM
Joined: May 2015
Posts: 1,134
Lost in Time
Iowan Offline
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Lost in Time
Very impressive!


Have a great day
Iowan

"obsolete is neat"

Re: Killer 447 W9 motor on dyno [Re: 1967dartgt] #2277293
03/27/17 06:52 PM
03/27/17 06:52 PM
Joined: Jun 2010
Posts: 3,112
LONG ISLAND
fishy340 Offline
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fishy340  Offline
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LONG ISLAND
Nice nice build....and No hate so far smile.

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