When the TLR Tuned Typhon (TLRT) made it's appearance, I thought long and hard about it. I have zero opportunities to be involved with eBuggy racing with no tracks around me nor any friends that are interested in racing informally. For me, the TLRT was a great opportunity to try to build something that resembled a race buggy while maintaining compatibility with the slew of Arrma spare parts that I have as well as knowledge on how to work on the Arrma 6s line of vehicles.
So the TLRT was ordered and delivered soon after. I wanted to keep this a 4S build using a sensored motor and went with the following components:
ESC: Hobbywing XR8 Pro
Motor: Hobbywing XERun 4268 SDS G3 1900kV
Servo: Generic DS3225 25kg 180 degree servo
Receiver: Spektrum SR315
Other bits: m2c racing ESC plate, BQ CF top plate, BQ CF steering block arms
I started stripping down the steering and was pleasantly surprised to see that the steering arms already had bearings on them instead of bushings:
Here are weight comparisons between the BQ CF parts and the factory aluminum pieces:
Unfortunately, the location of the front brace hole on the top plate was not correctly placed and with the brace secured to the hole, it would rub against the driveshaft - so I did have to drill another hole to properly fit the front chassis brace.
The steering arm comes mounted on a V4 steering tube but does come with an EXB extra hard spring. I decided to change it out for a V3 steering tube so I could have some adjustability on the spring tension. I also swapped the servo arm out for a 25T one:
To might the ESC, I decided to use the m2c mount and give up some weight here. The XR8 Pro has an aluminum case and I figured the aluminum mounting plate could serve as a nice heatsink for it. So I drilled out the holes, brushed some thermal compound on the bottom of the ESC and used longer M2 screws (M2x16) to secure the ESC to the plate:
For the diffs, I swapped the center spur gear for a 44T from a Felony/Infraction and left the center fluid at 10K. For the front diff, the fluid was left at 7K and for the rear diff, the fluid was changed to somewhere around 4-5K. The hobby shop only had 4K so I left some of the 7K in there and filled it with 4K. I also shimmed all the diffs using Mugen E0206 shims.
I swapped the tires out for a set of Duratrax SpeedTreads Double Barrel 1:8 buggy tires. The compound feels softer than the stock tires and weigh about 10 grams less:
I added a few more things like an RPM rear chassis skid plate, some enclosed wheel nuts (hate picking dirt out of the grub screw), swapped the droop screws for Tekno droop screws and put a piece of silicone tubing across the front shock tower to help protect it from being gouged in a rollover.
Comparing it on the scale to my basher Typhon with an m2c chassis and brace:
So that's it for now. I might clean up the battery tray and take off the riser cap on the front to shave a few ounces and see where else I can save a little more weight. But here she is as completed:
Update: Painted up a Pro-Line Axis body in Metallic Purple for the TLR Typhon:
So the TLRT was ordered and delivered soon after. I wanted to keep this a 4S build using a sensored motor and went with the following components:
ESC: Hobbywing XR8 Pro
Motor: Hobbywing XERun 4268 SDS G3 1900kV
Servo: Generic DS3225 25kg 180 degree servo
Receiver: Spektrum SR315
Other bits: m2c racing ESC plate, BQ CF top plate, BQ CF steering block arms
I started stripping down the steering and was pleasantly surprised to see that the steering arms already had bearings on them instead of bushings:
Here are weight comparisons between the BQ CF parts and the factory aluminum pieces:
Unfortunately, the location of the front brace hole on the top plate was not correctly placed and with the brace secured to the hole, it would rub against the driveshaft - so I did have to drill another hole to properly fit the front chassis brace.
The steering arm comes mounted on a V4 steering tube but does come with an EXB extra hard spring. I decided to change it out for a V3 steering tube so I could have some adjustability on the spring tension. I also swapped the servo arm out for a 25T one:
To might the ESC, I decided to use the m2c mount and give up some weight here. The XR8 Pro has an aluminum case and I figured the aluminum mounting plate could serve as a nice heatsink for it. So I drilled out the holes, brushed some thermal compound on the bottom of the ESC and used longer M2 screws (M2x16) to secure the ESC to the plate:
For the diffs, I swapped the center spur gear for a 44T from a Felony/Infraction and left the center fluid at 10K. For the front diff, the fluid was left at 7K and for the rear diff, the fluid was changed to somewhere around 4-5K. The hobby shop only had 4K so I left some of the 7K in there and filled it with 4K. I also shimmed all the diffs using Mugen E0206 shims.
I swapped the tires out for a set of Duratrax SpeedTreads Double Barrel 1:8 buggy tires. The compound feels softer than the stock tires and weigh about 10 grams less:
I added a few more things like an RPM rear chassis skid plate, some enclosed wheel nuts (hate picking dirt out of the grub screw), swapped the droop screws for Tekno droop screws and put a piece of silicone tubing across the front shock tower to help protect it from being gouged in a rollover.
Comparing it on the scale to my basher Typhon with an m2c chassis and brace:
So that's it for now. I might clean up the battery tray and take off the riser cap on the front to shave a few ounces and see where else I can save a little more weight. But here she is as completed:
Update: Painted up a Pro-Line Axis body in Metallic Purple for the TLR Typhon:
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