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-   -   1.8t Mid-Engine 1960 UBRDUB (https://www.germanlook.net/forums/showthread.php?t=10369)

volkdent March 28th 2011 02:08

NACA Time
 
I finally started working on the duct system for the intercooler. I have built bucks to do a vacuum formed scoop, but I can't seem to find a vacuum forming machine to do it, plus I'd still have to work out how to get the air to the IC. This way I just need to hook up flexible hoses to a plenum around the IC. It's easier, will look ok, and mostly it just makes having the quarter windows pop out much easier. It was a PITA, but seems like it will work. Next some testing to confirm I'm actually getting the flow I need.

http://images.thesamba.com/vw/gallery/pix/789479.jpg

http://images.thesamba.com/vw/gallery/pix/789478.jpg

http://images.thesamba.com/vw/gallery/pix/789480.jpg

http://images.thesamba.com/vw/gallery/pix/789481.jpg

http://images.thesamba.com/vw/gallery/pix/789482.jpg

http://images.thesamba.com/vw/gallery/pix/789483.jpg

Jason

Wally March 28th 2011 05:50

Like it!

Will you always drive with the pop-outs open then? or will you only open them when there is extra air intake need?

Steve C March 28th 2011 06:36

Hi

You've been doing great work on this car. Did you ever consider going air to water inter cooling?

Steve

NO_H2O March 28th 2011 16:05

Nice NACA inlets. We have done a couple similar setups (dual inlet only), but not kept the pop-outs. I like the 3 singles with the pop-outs.

effvee March 28th 2011 22:55

Ducts
 
Hi I love the ideal also, I have two (2)inch inlet one one each side. Having that galss cut and tempered was costly.
http://i86.photobucket.com/albums/k9...3.jpg~original
I used some 2000 grid sandpaper for better adhesion, I can't wait to see how some of these part work/hold-up

volkdent March 29th 2011 15:44

Wally, I may have to have the pop-outs open for optimal cooling. I just put it together and with the pop-outs in they airflow I felt with my hand wasn't that great, I forgot to check with them open, but it makes sense to me that more air would be forced in with them open. The window itself will just aid in interior cooling, it doesn't add any air to the plenum.

Steve, I actually prefer the idea of A/W intercooling, the trouble is that it weighs A LOT more, is way more complicated and thus much higher chance of something failing. Weight is the main thing, all the cooling, hoses, and I'd have to have the radiator up front so long fluid filled hoses. If I do anything to augment the A/A, it will be methanol injection both through the engine and on the front of the IC. I'm only looking to have about 300whp, so hopefully that won't be to difficult to safely achieve with this setup.

Jason

Luismj July 10th 2011 00:27

Quote:

Originally Posted by volkdent (Post 76790)
Thanks man, I have access so I think I'm going to put some nyloc SS nuts on the inside, then put some epoxy over them to lock them onto the door skin and not have to deal with getting back to hold them later. Clean the surface up and grease the bolt should allow for the bolt to come out of the epoxy but the nut to stayed glued to the inside of the door. Thanks for the insight and suggestions guys, it will save me trouble down the road.
Jason

Hi Jason!

I remembered your problem with the mirrors and would like to show you a solution to keep them still.

Standard...
http://i712.photobucket.com/albums/w...5.jpg~original

Modified...
http://i712.photobucket.com/albums/w...1.jpg~original

This is the way to keep tight without dismantling the door to maintenance... :rolleyes:
http://i712.photobucket.com/albums/w...9.jpg~original

Luismj July 10th 2011 00:42

Quote:

Originally Posted by Wally (Post 80176)
Like it!

Will you always drive with the pop-outs open then? or will you only open them when there is extra air intake need?

Wally,
I remember the white Golf W12 quarter window. Its working to intake air... ;)

volkdent July 28th 2011 21:47

Thanks for the suggestion Luis, so far so good, but it may loosen with time.

Just a little "update"....

So I tell my wife, "sweetie, I'm heading out to the garage to install the boost guage, I'll be done in probably 30 mins."

FAMOUS LAST WORDS

As I'm placing the guage in the dash, unbeknownst to me, one of the + wires that lights the speedo guage breaks off and falls to lay against the speedo housing.

After installing the new guage which is VDO India :angry::angry: I turn on the ingnition to see how it lights, as it is a different design than my German VDOs, especially on the light. I notice for whatever reason the high beam blue light is lit up, but I'm pretty sure I didn't have them on. I try the switch, and sure enough, when the high beams are on, the light is out, when they are off, it is on. Curious.

Just about this time my spider senses start tingling, and I feel like something is just not right. Just about then I see smoke billowing out of the front left fender...:eek::eek:

WELL, turns out the + wire reversed the polarity on the speedo, thus the odd light action, and decided to use the speedo cable as ground. This induced a resistance load on the speedo cable, which baked the plastic coating off. This in turn sagged and touched then melted the left brake hose, which, once melted through the rubber sheath, turned the stainless steel braid into more of the circuit, which then caught the brake fluid on fire as it dripped from the line:shocked:

SO, boys and girls, NEVER trust what you do when you are 17, I hadn't fused the + lead from the ignition to the guages all those many years ago, and fortunately, with only a new speedo cable, brake line, and terrribly bruised ego to point at, I got away rather unscathed.

I've taken the opportunity to redu the ingnition switch, light switch, and change out to a smaller set of MCs, so there is a silver lining, as well I've added PLENTY of new fuses to keep things from getting krispy in the future.

Jason

NO_H2O July 29th 2011 07:44

Damn. That sucked. Glad it wasn't any worse.

Gerrelt July 29th 2011 07:55

:(
That's terrible..

Luckily it didn't get any worse.

Humble August 1st 2011 15:26

Damn, you got off easy since that could have gone a lot worse. Electric work is the worst and I hate doing it, but it pays to be methodical and thorough. Re-wiring my car is on my to-do list and it's not something I'm looking forward too.

Panelfantastic September 12th 2011 09:08

I can't believe someone besides me is telling a story like that.

volkdent September 14th 2011 15:41

Ha ha, well it's gunna happen if you do it long enough I guess! I've been working on wiring, got one of these:

Innovative Motorsports A/F gauge

But I need a place to put everything, so I'm fabbing up the center console. It's going to be different... So far is involves a road bike handlebar... So I have to get the console finished before I can start the wiring.

The latest "pair" of MCs is in now, but the exhaust is out so I havn't been able to but it on the road to see if I've discovered the right combo of MC sizes to run in balance.

Having another bung welded onto my exhaust for the wideband O2 sensor, so it may see the dyno in the next couple of weeks for more tuning. I want it to run well stock then finish up the interior, then go back for the big turbo.

Pics to come.

Jason

volkdent October 11th 2011 23:24

Here's a couple of vids from tuning:

Flame thrower?

Dyno Run

I like this pic shot next to blue neon:

http://images.thesamba.com/vw/gallery/pix/856346.jpg

The new shop space:

http://images.thesamba.com/vw/gallery/pix/856347.jpg

On the dyno, he's one building over from where the new shop is, how convenient!

http://images.thesamba.com/vw/gallery/pix/856348.jpg

Jason


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