Only problem I see is the supercharger pulley is too big.
Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
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gbaker770
- Posts: 136
- Joined: Fri Dec 22, 2006 8:01 pm
Re: Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
Can’t wait to see this thing running.
Only problem I see is the supercharger pulley is too big.
Only problem I see is the supercharger pulley is too big.
- Alexander_Monday
- Posts: 415
- Joined: Sat Dec 13, 2008 1:30 pm
- Alexander_Monday
- Posts: 415
- Joined: Sat Dec 13, 2008 1:30 pm
Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
There is an awful amount of wires to terminate.

Got the dash 3D printed and it and the screen installed.

New tires and wheels installed and a bunch of the sensors and outputs wired.


Hopefully I'll get another day soon to continue.

Got the dash 3D printed and it and the screen installed.

New tires and wheels installed and a bunch of the sensors and outputs wired.


Hopefully I'll get another day soon to continue.
- buguy
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- Alexander_Monday
- Posts: 415
- Joined: Sat Dec 13, 2008 1:30 pm
Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
Long time coming, but nothing smoked on initial power up. Comms with 8X8 expander not working but once I get that sorted I can start testing sensors, etc.






- Wally
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Re: Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
I dig that screen you made! Great innovative built too 
- Alexander_Monday
- Posts: 415
- Joined: Sat Dec 13, 2008 1:30 pm
Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
Thank you. I have admired your power making exploits. I got to the point of rolling it out to attempt a start last weekend. Put about a gallon of E85 in and turned on the fuel pump to pressure test and had a couple of small weeps at the welds where 2 injector hats go into the fuel logs. Took it all apart and they are at the welding shop awaiting a professional tig job.
- Alexander_Monday
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- Chip Birks
- Posts: 4053
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Re: Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
Sweet! The first start is always fun! Well done!
- Alexander_Monday
- Posts: 415
- Joined: Sat Dec 13, 2008 1:30 pm
Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
Got it idling today. Lots more tuning to go.
- Alexander_Monday
- Posts: 415
- Joined: Sat Dec 13, 2008 1:30 pm
Re: Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
Yes, very satisfying that nothing blew up after sitting for so many years.
- panel
- Posts: 4248
- Joined: Sun Sep 24, 2000 12:01 am
Re: Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
So you're running a MAF sensor on this? Seems with all that you have going on with your project you'd loose the MAF sensor for the simplicity of the wiring and plumbing etc.
'65 Bus with a JDM Subaru EJ20 Turbo
Built by Germans powered by Japanese and brought together by Canadians
Built by Germans powered by Japanese and brought together by Canadians
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R2.0
- Posts: 602
- Joined: Sat Apr 24, 2004 12:18 pm
Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
Any more info on your dash setup? I want to do something similar with my Karmann Ghia.Alexander_Monday wrote: ↑Sun Jul 10, 2022 4:03 pm Long time coming, but nothing smoked on initial power up. Comms with 8X8 expander not working but once I get that sorted I can start testing sensors, etc.
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1972 Karmann Ghia Convertible
"As God is my witness I though turkeys could fly." - A. Carlson -
"As God is my witness I though turkeys could fly." - A. Carlson -
- Alexander_Monday
- Posts: 415
- Joined: Sat Dec 13, 2008 1:30 pm
- Alexander_Monday
- Posts: 415
- Joined: Sat Dec 13, 2008 1:30 pm
Re: Type 1 twin screw supercharger build / 9 yrs later I'm back at it
Pi 4 running Tuner Studio to a 12.3" display. I designed and printed the housing. Had to hack up the dash on the car, but function over form.R2.0 wrote: ↑Tue Aug 16, 2022 2:49 pmAny more info on your dash setup? I want to do something similar with my Karmann Ghia.Alexander_Monday wrote: ↑Sun Jul 10, 2022 4:03 pm Long time coming, but nothing smoked on initial power up. Comms with 8X8 expander not working but once I get that sorted I can start testing sensors, etc.
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About the 10th cardboard template to get it how I wanted.


VSDISPLAY 12.3" 12.3 inch 1280X480 LCD Screen LQ123K1LG03 with HD-MI VGA 2AV LCD Controller Board,industrail LCD fit for Machines/DIY displays/Car Monitor Gauge Cluster https://a.co/6PoPOrm
