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by rdw777 Tue Apr 30, 2024 4:16 pm
Cox Engine of The Month
Brand New From Parts TeeDee .049
Page 1 of 1
Brand New From Parts TeeDee .049
I always wanted to build a TeeDee .049
from parts, but could never find a new
case or crank. I finally found a case at
Penn Valley Hobby Center, and filled it
with one of Matt's(EX Model Engines) new
cranks. Capped it with one of Bernies(Cox
International) backplates and I was on my way.
Added a nos piston/cylinder that is stamped
"4" on one of the ports. It has one boost per
bypass. New head, collet and carb body from
Matt and it's all new. One exception is the
needle valve assembly which is a 128tpi
fine thread job that dates back to Dale Kirn
I think. Something different.
I polished most of it and cleaned with my
small sonicator as I went along.
This is what I ended up with. This engine
may suffer from an identity crisis, having never
been in a plastic case, blister pack or box.
One hitch was the case which I think is
refered to as a short case. There is no
raised ridge for the crank disc to ride on
and the case length made the crank pin hit
the backplate. I swapped the crank and
backplate into another engine and no problem,
so I made a gasket for the backplate by cutting
the ears off a reedy case gasket and coaxing
it onto the plate. Worked well.
Hope to put on the stand and break her in
next weekend.
Sorry for all the blather, just thought
some of you might be amused.
You might ask, why would you do that?
I don't know, but it's been fun so far.
Bob
from parts, but could never find a new
case or crank. I finally found a case at
Penn Valley Hobby Center, and filled it
with one of Matt's(EX Model Engines) new
cranks. Capped it with one of Bernies(Cox
International) backplates and I was on my way.
Added a nos piston/cylinder that is stamped
"4" on one of the ports. It has one boost per
bypass. New head, collet and carb body from
Matt and it's all new. One exception is the
needle valve assembly which is a 128tpi
fine thread job that dates back to Dale Kirn
I think. Something different.
I polished most of it and cleaned with my
small sonicator as I went along.
This is what I ended up with. This engine
may suffer from an identity crisis, having never
been in a plastic case, blister pack or box.
One hitch was the case which I think is
refered to as a short case. There is no
raised ridge for the crank disc to ride on
and the case length made the crank pin hit
the backplate. I swapped the crank and
backplate into another engine and no problem,
so I made a gasket for the backplate by cutting
the ears off a reedy case gasket and coaxing
it onto the plate. Worked well.
Hope to put on the stand and break her in
next weekend.
Sorry for all the blather, just thought
some of you might be amused.
You might ask, why would you do that?
I don't know, but it's been fun so far.
Bob
Last edited by dckrsn on Sat Aug 17, 2013 4:18 pm; edited 2 times in total
dckrsn- Diamond Member
- Posts : 2750
Join date : 2010-10-21
Age : 71
Location : Long Island, New York
Re: Brand New From Parts TeeDee .049
Good job Bob!
Very neat working from parts. I have some NIP TD NV assy's I'll trade you one for the KK. Just a suggestion.
Again it looks real good.
Ron
Very neat working from parts. I have some NIP TD NV assy's I'll trade you one for the KK. Just a suggestion.
Again it looks real good.
Ron
Cribbs74- Moderator
-
Posts : 11895
Join date : 2011-10-24
Age : 50
Location : Tuttle, OK
Re: Brand New From Parts TeeDee .049
Thanks Ron and Jacob.Cribbs74 wrote:Good job Bob!
Very neat working from parts. I have some NIP TD NV assy's I'll trade you one for the KK. Just a suggestion.
Again it looks real good.
Ron
I'm flush with Cox needle assemblies, but I have a black KK assembly for you Ron.
Send me your new address and it's yours.
Bob
dckrsn- Diamond Member
- Posts : 2750
Join date : 2010-10-21
Age : 71
Location : Long Island, New York
Re: Brand New From Parts TeeDee .049
Cox engine of the month material if you ask me.
Cribbs74- Moderator
-
Posts : 11895
Join date : 2011-10-24
Age : 50
Location : Tuttle, OK
Re: Brand New From Parts TeeDee .049
I know exactly why you did it. It's beautiful. I want to build or buy a new Tee Dee one of these days. For a person with limited cash flow, building is the perfect option. Who cares what the total cost is if it only cost a few bucks here and there over time. It's the finest machine Cox ever made.dckrsn wrote:...You might ask, why would you do that?
I don't know, but it's been fun so far.
Bob
_________________
Don't Panic!
...and never Ever think about how good you are at something...
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while you're doing it!
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RknRusty- Rest In Peace
- Posts : 10869
Join date : 2011-08-10
Age : 68
Location : South Carolina, USA
Re: Brand New From Parts TeeDee .049
Looks good all polished up. Got yourself a jar of Mothers didn't you? That stuff is awesome.
Jason_WI- Top Poster
-
Posts : 3123
Join date : 2011-10-09
Age : 48
Location : Neenah, WI
Re: Brand New From Parts TeeDee .049
I wouldn't ask, "Why do that?" It's a lot of fun to build an engine from scratch, and yours looks great. I bought a worn out TD on ebay and it was a dog. Someone who knew engines had been running it on pressure with KK Needle valve, and it had been used pretty hard. It took awhile to clean up, and I had to replace the backplate, carb cover, piston, cylinder, head, and needle valve assembly. It probably would have been cheaper to buy a new one, but not as fun. I ran it for the first time about three weeks ago. Runs like a charm. Anyway, if I weren't refurbishing engines, I would probably be drinking or some other unhealthy thing:) Your engine looks great. Thanks for sharing. Andy
anm2- Gold Member
- Posts : 292
Join date : 2013-03-30
Re: Brand New From Parts TeeDee .049
That's one sweet looking engine!
duke.johnson- Diamond Member
- Posts : 1734
Join date : 2012-11-05
Age : 52
Location : Rochester, Washington
Re: Brand New From Parts TeeDee .049
that does look great and I know how it takes time and can be more fun than other alternatives , nice job cant wait to here it run!! Eric and Nikkie my avatar!!
getback- Top Poster
-
Posts : 10127
Join date : 2013-01-18
Age : 66
Location : julian , NC
Re: Brand New From Parts TeeDee .049
Beautiful ! Let us know how it runs !
tru168- Gold Member
- Posts : 277
Join date : 2012-11-03
Location : Johor, Malaysia
Re: Brand New From Parts TeeDee .049
Hardly !!!! This is cool stuff! Like the other guys, like to hear how it runs !!!!!!!!!!dckrsn wrote:
Sorry for all the blather, just thought
some of you might be amused.
You might ask, why would you do that?
Kim- Top Poster
-
Posts : 8532
Join date : 2011-09-06
Location : South East Missouri
Re: Brand New From Parts TeeDee .049
Lovely bitsa, try to make a video of the screamin' TD
Lieven
Lieven
OVERLORD- Diamond Member
- Posts : 1789
Join date : 2013-03-19
Age : 57
Location : Normandy, France
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