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vwcorvette (Forum Supporter)
vwcorvette (Forum Supporter) UltraDork
10/6/20 8:02 p.m.

Anyone have a couple of 1:25 scale turbos from a mitsubishi?

Javelin (Forum Supporter)
Javelin (Forum Supporter) MegaDork
10/6/20 8:13 p.m.

In reply to vwcorvette (Forum Supporter) :

I have a twin turbo setup from an old Camaro Z28 kit that's super useful for that kind of thing.

vwcorvette (Forum Supporter)
vwcorvette (Forum Supporter) UltraDork
10/6/20 8:27 p.m.
Javelin (Forum Supporter) said:

In reply to vwcorvette (Forum Supporter) :

I have a twin turbo setup from an old Camaro Z28 kit that's super useful for that kind of thing.

I have a Callaway with twins but they're 1:24 scale. Seem a bit big.

Javelin (Forum Supporter)
Javelin (Forum Supporter) MegaDork
10/6/20 8:45 p.m.

I thought a lot about what I didn't like about the first build, and what bugs me is that it's not realistic to the Challenge or my abilities. Moving the engine to the back of a real car is definitely not in my wheelhouse of real fabrication skills. 

So I decided to build this model like I would be able to build a real car. I can gut an interior, so the saw came out.

Next I razed the spares box for appropriate upgrades both in the real world to my abilities and to the cost of the $20 Challenge. No photo etch out aftermarket parts, just leftovers and scrap. I have to figure out how to turn the car from drag mode to Autocross mode.

Finally, I am an engine person and bigger turbos is something I've done dozens of times in real life, so I found a suitable cheap spare in the box. Original next to it for scale.

Javelin (Forum Supporter)
Javelin (Forum Supporter) MegaDork
10/6/20 9:23 p.m.

This color was not what I was going for...

slowbird
slowbird SuperDork
10/7/20 1:50 a.m.

Progress and setbacks. I realized that the lower body cladding is a sort of unpainted black plastic on the real car, an 89-only look that was changed for 1990 along with slightly different front bumper. I masked it off with a combo of scotch tape and pinstripe tape, just to see if that worked:

Success! The pinstripe tape helped quite a bit on the curves of the front bumper, while the scotch tape handled the rest. I think I still prefer Tamiya tape over the scotch tape for general masking, but I can mix and match as I see fit.

 

As for setbacks, well, I had the model car equivalent of broken lug studs while test-fitting one of the wheels.

 

Also, the aforementioned flimsy A-pillars made an appearance.

 

Also, I had to cut the windshield and side windows off due to glue damage. It'll be interesting to try to fit a new "lexan" windshield in there.

solfly
solfly Dork
10/7/20 6:28 a.m.

as excited as i was to build something for this one nothing has really grabbed my attention yet

solfly
solfly Dork
10/7/20 6:43 a.m.

25+ years ago someone gave me and my dad a "911" that was missing a bunch of stuff including the engine. We put it together with a sbc in the back. I don't intend to enter it but I'll post pictures because I think it fits the theme. I considered taking it apart and putting the engine from an SHO we built when I was a kid but I don't want to take apart two we built together.

TurnerX19
TurnerX19 SuperDork
10/7/20 9:14 a.m.

In reply to solfly :

Don't take apart anything your dad built! I will do some restoration on ones my father built, but they do not end up at "Model Auto Wreckers" unless they suffer a catastrophy.

solfly
solfly Dork
10/7/20 9:30 a.m.

kid me butchered a few but mostly ones i had built myself.

solfly
solfly Dork
10/7/20 9:31 a.m.

i looked at civic, accord, s10 and c1500 models on ebay but they're all expensive

vwcorvette (Forum Supporter)
vwcorvette (Forum Supporter) UltraDork
10/7/20 7:40 p.m.
Javelin (Forum Supporter) said:

I thought a lot about what I didn't like about the first build, and what bugs me is that it's not realistic to the Challenge or my abilities. Moving the engine to the back of a real car is definitely not in my wheelhouse of real fabrication skills. 

So I decided to build this model like I would be able to build a real car. I can gut an interior, so the saw came out.

Next I razed the spares box for appropriate upgrades both in the real world to my abilities and to the cost of the $20 Challenge. No photo etch out aftermarket parts, just leftovers and scrap. I have to figure out how to turn the car from drag mode to Autocross mode.

Finally, I am an engine person and bigger turbos is something I've done dozens of times in real life, so I found a suitable cheap spare in the box. Original next to it for scale.

You have two of those little turbos you could part with? (No pun intended)

slowbird
slowbird SuperDork
10/7/20 9:03 p.m.

In reply to vwcorvette (Forum Supporter) :

I have an unused one of those from my stalled IMSA GTU Probe project. (Speaking of broken A-pillars...)

Today was mostly about tire sanding. I picked up a drill to socket adapter bit at Walmart so I could do this trick I saw online. Saves time and makes the tires more round. Two at a time is optional.

This works great for giving the tread a worn look, but in my case, I took it a step further and completely removed the tread. (OK, maybe there's a faint hint of it still visible in a few spots...they don't mold these tires perfectly, so don't blame me!) I could keep sanding even more, but it takes kind of a while even with the drill to completely remove the tread. And then I also had to sand the letters off the face, because those things were obnoxious and not fitting for this type of slicks. I rounded off the corners a bit too because they were way too square in my opinion. Then I experimented with Sharpie markers and paint in order to get the sidewalls a bit more of a real tire color as opposed to sanded-down vinyl color.

Lightly sanded tire on the left, totally smoothed tire on the right:

This feels like the model car equivalent of soaking used race slicks in oven cleaner or whatever. laugh

Javelin (Forum Supporter)
Javelin (Forum Supporter) MegaDork
10/7/20 9:05 p.m.

In reply to vwcorvette (Forum Supporter) :

Yessir! PM me your address!

Saron81
Saron81 HalfDork
10/8/20 6:22 a.m.

Those tires came out awesome! 

vwcorvette (Forum Supporter)
vwcorvette (Forum Supporter) UltraDork
10/8/20 7:31 p.m.
Saron81 said:

Those tires came out awesome! 

I'm wondering if that's where the missing 10 mm went!

BenB (Forum Supporter)
BenB (Forum Supporter) Reader
10/9/20 5:13 a.m.

In reply to slowbird :

Those slicks look great! 

My go-to paint for vinyl tires is Tamiya Rubber Black. 

Javelin (Forum Supporter)
Javelin (Forum Supporter) MegaDork
10/9/20 2:41 p.m.

In reply to vwcorvette (Forum Supporter) :

5 turbos headed your way!

slowbird
slowbird SuperDork
10/9/20 6:51 p.m.

In reply to Javelin (Forum Supporter) :

Oh man. I dare him to use all 5 on one car. cheeky

vwcorvette (Forum Supporter)
vwcorvette (Forum Supporter) UltraDork
10/9/20 7:37 p.m.
slowbird said:

In reply to Javelin (Forum Supporter) :

Oh man. I dare him to use all 5 on one car. cheeky

That would be something. But I only need two. Haha!

I'm on my third kit order because I mistook what I was looking at from the 07 Challenge. Gonna have lots of extra parts though. No pics. Top secret build. Hee hee

TurnerX19
TurnerX19 SuperDork
10/10/20 1:59 p.m.

One of my rules for me on this build is no purchases period. So Hoosiers for the drag race was parts box easy, but as fronts they made the car way too tall to autocross. The kit stock wheels were decent, but the tires were awful. I won't even use them on the trailer... Digging deep I found a set of BBS with P7 Pirellis in a Ferrari kit that I do not remember putting in the box for a future build. I'll never build that one (Hmm, I remember saying that about this Volvo) well, not with these BBS anyhow. Small and wide! I got a lot done in the engine room too, this has lots of stuff, A/C, PS, dual electric fans made from narrowed slot car wheel inserts. Will have header tank and windshield squirt bottle too.

 

vwcorvette (Forum Supporter)
vwcorvette (Forum Supporter) UltraDork
10/10/20 7:18 p.m.
TurnerX19 said:

One of my rules for me on this build is no purchases period. So Hoosiers for the drag race was parts box easy, but as fronts they made the car way too tall to autocross. The kit stock wheels were decent, but the tires were awful. I won't even use them on the trailer... Digging deep I found a set of BBS with P7 Pirellis in a Ferrari kit that I do not remember putting in the box for a future build. I'll never build that one (Hmm, I remember saying that about this Volvo) well, not with these BBS anyhow. Small and wide! I got a lot done in the engine room too, this has lots of stuff, A/C, PS, dual electric fans made from narrowed slot car wheel inserts. Will have header tank and windshield squirt bottle too.

 

Love the twin electric fans. Nice touch.

vwcorvette (Forum Supporter)
vwcorvette (Forum Supporter) UltraDork
10/11/20 6:33 p.m.

What sort of craziness have I gotten myself into? Anyone have a source for better pics of the 1:1 car besides old issues of GRM? Need a rear view. 

 

Got it yet?

slowbird
slowbird SuperDork
10/11/20 6:41 p.m.

In reply to vwcorvette (Forum Supporter) :

I think I found one in this article, if my guess is right. And I kinda had a suspicion all along you might be going this way. devil

https://grassrootsmotorsports.com/articles/2000-challenge-20-years-wild-budget-builds/

vwcorvette (Forum Supporter)
vwcorvette (Forum Supporter) UltraDork
10/11/20 7:05 p.m.

In reply to slowbird :

Those are some good pics. I emailed messaged JG but maybe it went to spam. Was hoping to get a hold of more pics. I even messaged Andy Pilgrim at the NCM since it was donated to the museum and he works at the track but so far no response. Any ideas how to contact one of the original team members?

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