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W9 453” on dyno

Posted By: W5DART66

W9 453” on dyno - 04/03/23 10:51 PM

4.180 bore 4.125 stroke
My CNC w9 program
My custom cast intake
Ritter aluminum block

Attached picture EF9420E2-D75D-484C-B4BA-7B165F384429.jpeg
Posted By: W5DART66

Re: W9 453” on dyno - 04/03/23 10:56 PM

https://youtube.com/shorts/xjtFwUcagUM?feature=share
Posted By: B1duster

Re: W9 453” on dyno - 04/03/23 11:18 PM

That’s one badazz small block, awesome, congrats !
Posted By: rickraw

Re: W9 453” on dyno - 04/03/23 11:23 PM

That’s killer. How are the Ritter blocks nowadays? The one I got yrs ago was a dud.
Posted By: INTMD8

Re: W9 453” on dyno - 04/04/23 01:52 AM

Bad ass!

You made the intake manifold? Looks great up
Posted By: EvilB1Dart

Re: W9 453” on dyno - 04/04/23 02:20 AM

B M F
Posted By: J_BODY

Re: W9 453” on dyno - 04/04/23 02:23 AM

Originally Posted by EvilB1Dart
B M F


I’m calling you out!
Posted By: EvilB1Dart

Re: W9 453” on dyno - 04/04/23 02:32 AM

Originally Posted by J_BODY
Originally Posted by EvilB1Dart
B M F


I’m calling you out!


Bad Mopar Friend.....LOL
Posted By: 340Cuda

Re: W9 453” on dyno - 04/04/23 05:11 PM

Originally Posted by rickraw
That’s killer. How are the Ritter blocks nowadays? The one I got yrs ago was a dud.

I don't have one but from what I hear today's Ritter blocks are fine.

The seem to be a good substitute for the now hard to find R3 blocks.

Brett could tell us more as he has built several.
Posted By: 440Jim

Re: W9 453” on dyno - 04/05/23 12:04 PM


Great power number, and at a lower RPM then I expected.
Pretty high RPM for the torque peak. What was the torque at 5500-6000 rpm?

Attached picture 453_Dyno_BrettMillerCNC.JPG
Posted By: 11secdart

Re: W9 453” on dyno - 04/05/23 12:06 PM

Awesome !!!
Posted By: one bad fish

Re: W9 453” on dyno - 04/05/23 02:00 PM

gangster
Posted By: W5DART66

Re: W9 453” on dyno - 04/05/23 10:57 PM

Dyno 1

Attached picture 22939725-DB40-4B5C-9AB2-FA7D216B80C1.jpeg
Posted By: W5DART66

Re: W9 453” on dyno - 04/05/23 11:00 PM

The torque was really flat on that pull we got it too rich at peek torque and it knocked in in the butt.

Most pulls peek torque was around 6500 ish.

Attached picture 7D714716-198A-4033-A52E-816C9B29C3B7.jpeg
Posted By: 440Jim

Re: W9 453” on dyno - 04/06/23 04:46 PM

Originally Posted by W5DART66
The torque was really flat on that pull we got it too rich at peek torque and it knocked in in the butt.

Most pulls peek torque was around 6500 ish.
OK, that print out is helpful.
The torque is so flat, 650-660 ft-lbs all the way from 6300-7800 rpm !
972 hp at 7850
656 tq at 6700 (+/-)
663 tq at 7600
Posted By: fast68plymouth

Re: W9 453” on dyno - 04/06/23 04:49 PM

I’m seeing 662.89@7600
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