Pinewood Derby - Michigan Style

Submitted by James Burrill Angell on

So my son had to build a pinewood derby car for school. Neither of us is particularly creative but we're both pretty proud of the result. Plus we beat the all green car with the white "S" sticker by a full car-length (suck it Sparty neighbor's kid!). Thought I'd share.

 photo Pinewood2_zpsbf0b8870.png  photo ca999936-6fcc-4806-8d12-6c98d0656a51_zpsfc7c0649.png  photo Pinewood3_zpsa5ade8bf.png

Go Blue.....even in Pinewood Derby.

MOD EDIT: Thanks to JBA for the e-mail. The photos should now work - LSA

LSAClassOf2000

September 19th, 2014 at 11:52 AM ^

The link in the photos goes to an AOL mailbox, it seems. If you can get the photos into a service like Photobucket or whatnot, you can just paste their auto-generated HTML into the OP while in plain text mode. You can rescale the photos within MGoBlog's interface - 400-ish pixels should fit nicely in the box. Let me know if you need some assistance. 

Jeff

September 19th, 2014 at 4:57 PM ^

JBA: Those are sweet pics. Very nice paint job and congrats on beating State.

Now, slightly OT but related to your technical help, how do you embed tweets in comments? I tried to do that yesterday but when I pasted in the embed code that Twitter provides it starts with blockquote so then it just showed a small empty yellow box.

Voltron is Handsome

September 19th, 2014 at 11:54 AM ^

As someone said, the pictures are not showing, but I'd like to see them. I was in Boy Scouts and did pinewood derby races. My father, who has an artistic mind, but is also a retired cop now, did my designs for me since I was just a kid and didn't know how to, plus I am not artistic at all. Anyway, three of my cars one best design three years in a row. One year I did one that had these cool flames on it. Not very creative, but it won. The second year it was an awesomely made pencil and then the third award in year three was a pink and grey eraser.

aratman

September 19th, 2014 at 12:30 PM ^

There is an adult derby league that I was thinking of getting into.  Apparently there is a guy who did a scientific study on these things and yes they are giving grants for pinewood derby research.  The jist is keep the weight as far back as you can bend the axel to decrease the wheels contact area, make it  "ride the rail" with only three wheels touching the track. 

skurnie

September 19th, 2014 at 1:02 PM ^

I loved the Pinewood derby as a kid...won 3rd in my first year ever and got a pretty nice trophy, which my Mom still has (natch). 

Ironically, I totally half-assed the design that year and it was super fast. All other years I put a bunch of time and effort in and my cars sucked. Engineering: not my strong suit. 

Mr. Elbel

September 19th, 2014 at 1:17 PM ^

I still have some pinewood derby trophies....somewhere. My dad and I made a UM car that won nothing, but he put a battery and a speaker in it, and when you pressed a button, it played The Victors. Then he glued a tiny Michigan football on the front. I still have the football (after it fell off) on my bookshelf.

Gobluegobluegoblue

September 19th, 2014 at 1:22 PM ^

Can't see the pics, but I have good memories of the Pinewood Derby as well. I got best in show my first year, and won 1st place the following year with the help of my late uncle (still have both cars and the trophy somewhere).


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MGoManBall

September 19th, 2014 at 1:45 PM ^

Weight distribution and wheel friction are the most important. You want most of your weight in the rear and you want to grind the ridges off the nails and polish them/add graphite.

M-Dog

September 19th, 2014 at 4:18 PM ^

My son and I are grizzled veterans of the Pinewood Derby wars.  We got pretty good at it and won a bunch of championships:

We prided ourselves on doing it without any special tools or skills and without cheating.

Holy smokes, what an eye opener that was . . . the amount of cheating that goes on.  In the freakin Cub Scouts of all places.  Lathed wheels, machined axles, synthetic oils . . . all kinds of stuff specifically against the rules.  

You even had people showing up with $100 cars they bought on the internet.  At that point, all you are doing is racing credit cards.  What kind of an example does that set for a nine-year old boy?  By the time you got to Districts, it was a veritable den of thieves.

If you'd like some advice on how you can build a winning car without having to be a machinist or a master woodworker, and without cheating, let me know. 

 

M-Dog

September 20th, 2014 at 8:07 AM ^

Your timing is good in that you are just starting out.  It gives you time to learn and get better so that by the time he is a Webelos, you and he will be masters.  Plus, any Pinewood-specific stuff you buy like a scale or wheel gapper or mandrel tool can be reused from year to year.

If you'd like a recipie for building a winning car without having to be an engineer/machinist/woodworker (and without cheating!), let me know an email contact address.  It's tl;dr for a board post, but if the mods would allow it, it could be an OT Diary post.  

In the meantime, here is a video that is helpful in explaining the principles and some of the techniques to build a fast car:

 
(Some of the stuff they show, like a pre-cut non-BSA body and notched/grooved axles, would be against the rules for some packs, but the concepts are useful and it is all stuff you can do yourself.)
 

Maizenblueball

September 19th, 2014 at 6:45 PM ^

I'm so jealous of the OP and all of you who have had success with the pinewood derby cars. My cars were always terrible; slow and crudely designed. I always left the pinewood derbies being so bummed out. The good news is, I persevered and stuck it out and ended up getting my Eagle Scout award.