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Converted PRP Swift
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MetalMan
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Location: SoCal
Converted PRP Swift - 08.28.2006, 11:24 AM

A little while ago while searching for a roller 1/8 buggy to convert to electric, I happened upon a PRP Swift that a guy was selling for $90. So, I took it, and the rest is history.

Here it is, with the radio tray and fuel tank stripped from the chassis:


(it didn't come with the rear center bulkhead inserts, but I didn't need them)
And a comparison with my Dark Impact (1/10 4wd buggy):


Now for its current stage:

The electronics corner:

You can somewhat see the Mamba Max there. I haven't pushed it too hard yet, but once I get some new batteries I have a feeling that I might need to put a fan on it. You can see the Novak XXL receiver there. The servo is a Tower Pro MG995 (200oz./in. and 0.13sec.). It says digital on it, so I'll assume that's what it is. What intrigued me to get it is that I got two of them for only $30! So far this servo is working excellently, and even if it does burn out, I still have another one! Also in the picture is the UBEC from http://www.xushobby.com but with clear shrink wrap. This device lets me disable the BEC on the Mamba Max since the on-board BEC can't take 4s Lipo.

The motor and ESC plates:

My style of conversion involves making a custom motor plate and ESC plate that replace the stock pieces. This time I was too lazy to make the rear center bulk out of aluminum, but there's no need to. The ESC plate is made to hold a Mtroniks Truck with two bars similar to how I did it on my XTM X-Terminator, but I prefer to use the Mamba Max. The motor there is a Feigao 8L that was the first BL motor I ever got, and it will probably end up being switched out with a different motor.
The diff is from a Hyper 8 with a Kyosho 46t plastic spur. Unfortunately the output cups are just a little short, but they will work for now.

Battery space:

You might not be able to see it, but there is an aluminum u-channel around the center-rear driveshaft and the rear brace. Soon I'll put some velcro on this piece and it will be used to help hold the battery in. The rest of the battery mounting has not been decided yet, as I don't have the batteries to work with. What I'm looking at getting are two Maxamps 2s 4200mah 15C (2100HV cells) packs. They should be able to handle the setup, and their total weight is approximately equal to that of 6 NiMh cells (twice the power of NiMh for the same weight). These batteries will only sit on the chassis, and won't sit on the mud guards since the mud guards have a very odd shape where they mount to the chassis (not at all ideal for putting batteries on).

I also have a body that I got for it, but it's made for a XT2, so I had to do some trimming. Once it's painted I'll get a pic of that.

As far as performance, it's not quite up there yet. The center diff (from a Hyper 8) has 10k diff fluid in it, and when driving on the street I can see a lot of power unload to the front wheels when I punch it. I think I'll move up to 20k and see how that does.


SH Z-Car, Custom Crawler, 8s Savage, 12s XTM XLB 1/7 buggy, 4wd 4-link rear/IFS Pro4 truck, Custom Hyper 10 Short Course, Belt-Drive Mammoth ST 1/8 truggy, 4s 17.5 MM Pro HPI Blitz
   
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