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Tekno NT-48 Instruction Manual

1/8th 4wd nitro competition truggy
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Summary of Contents for Tekno NT-48

  • Page 2 Introduction Thank you for purchasing the Tekno RC NT48 1/8th 4WD Nitro Competition Truggy. The NT48 represents the state-of-the-art in 1/8th nitro truggy technology. We hope you have as much fun driving your new vehicle as we did developing it. We are always working on new projects, so please check our website (www.teknorc.com) regularly for the latest news, parts, and kits.
  • Page 3 Bag A Front Differential (overview) TKR5114X TKR5150 TKR5113 TKR5143 TKR5149 TKR5150 TKR5403 TKR5114X TKR5150 Step Step TKR5145 TKR5144 TKR5150 Grease TKRBB08165 Note: Apply a liberal amount of grease to the outdrives, o-rings, and the large di shims. This will ensure smooth operation.

  • Page 4: Center Differential

    Bag B Center Differential (overview) TKR5112X TKR5144 TKRBB08165 TKR5113 TKR5150 TKR5143 TKR5144 TKR5149 TKR1325 x4 TKR5150 TKR5415 TKRBB08165 TKR5112X Step TKR5150 TKR5145 Step TKR5144 TKR5150 Grease TKRBB08165 Note: Apply a liberal amount of grease to the outdrives, o-rings, and the large di shims.
  • Page 5 Bag C Rear Differential (overview) TKR5114X TKR5113 TKR5150 TKR5143 TKR5149 TKR5150 TKR5404 TKR5114X Step TKR5150 TKR5145 Step TKR5144 TKR5150 Grease TKRBB08165 Note: Apply a liberal amount of grease to the outdrives, o-rings, and the large di shims. This will ensure smooth operation.
  • Page 6 Bag D TKR5401 Front Gearbox TKR1603 TKR5428 TKR5012 (overview) TKRBB05114 TKR1222 TKR1529 TKR5075 TKR5405 TKR5012 TKR1226 TKRBB05114 TKR1222 TKR1525 x6 TKR1603 Note: at spot Step TKRBB05114 Note: The front and rear of Front the car use di erent inner TKRBB05114 bulkheads.
  • Page 7 Bag E TKR1322 TKR5341 Center Differential Assembly *Front engine TKR1522 TKR1522 configuration TKR5345 TKR5310 (overview) TKR5213 TKR5310 TKR1404 TKR5314 TKR5058A TKR5056 TKR5310 TKR5338 TKR5345 TKR5338 TKR5215 TKR5310 TKR1601 TKR1402 TKR5219 TKR5338 TKR5213 TKR5057 TKR5056 TKR5338 TKR5314 TKR1601 TKR5310 TKR1402 TKR5338 TKR5362 TKR5310 Note: Use CA...
  • Page 8 Bag F TKR1603 Rear Gearbox TKR5429 TKRBB05134 TKR5401 (overview) TKR1222 TKR5405 TKR5075 TKR1226 TKR1529 TKRBB05134 TKR5316 TKR1222 TKR1525 TKR5316 TKR1525 TKR1603 Note: at spot Step TKRBB05134 Note: The front and rear of Front the car use di erent inner TKRBB05134 bulkheads.
  • Page 9 Bag G Top hole is stock position (least amount of downforce) Wing Mount Most Least Neutral downforce downforce Step TKR1524 TKR5026 TKR1524 Step TKR1201 TKR1221 TKR1529 TKR1221 TKR1201 TKR1201 M3 Lock Nut Black TKR1529 TKR1529 TKR1221 M3x8mm Washer TKR1524 M3x12mm Cap Head Screw TKR1529 M3x20mm Cap Head Screw...

  • Page 10: Rear Suspension

    Bag H Rear Suspension (overview) TKR5021 TKR1333 TKR5021 TKR5013B *TKR5013 (Option) TKR5021 TKR5013 TKR5020 TKR5430 TKR1327 TKR1443 Note: The holes in the arms are purposely tight and reaming the hinge pin holes TKR5049A may be necessary for bind-free suspension operation. Ream the hinge pin holes with TKR5079A a 4mm reamer until the pins easily fall through the hole without interference.
  • Page 11 Bag H Rear Sway Bar TKR5493 - 2.6mm TKR5086 (Option) *TKR5490 - 2.3mm *TKR5491 - 2.4mm *TKR5492 - 2.5mm *TKR5494 - 2.8mm Step *TKR5495 - 3.0mm TKR1601 Note: Do not over-tighten 30.2 Step TKR1601 Thread Lock TKR5086 TKR1522 TKR1522 TKR1601 Loosen the M3x4 set screw (TKR1601) if the anti-roll bar does not turn freely.
  • Page 12 Bag I Rear Hub/CVA Assembly TKR5472 Note: notch on pin TKR5073 needs to line up with set screw. TKR5070 TKR5040 Step TKR5073 TKR5071 *TKR5071B Grease *TKR5071C Thread *TKR5071X Lock (Option) TKRBB13194 TKR1603 TKRBB08165 Note: Rear hubs (TKR5040) are left/right interchangeable. Step Note: Do not overtighten rear outer hinge pin (TKR5034).
  • Page 13 Bag I Rear Camber Links This side mounts on shock tower Note: ange TKR5051 This side mounts on hub TKR5051 Note: no ange TKR5052A Left Right TKR5053A TKR5051 TKR5450 TKR5450 TKR5052A TKR5053A Step TKR5051 This side mounts on shock tower This side mounts on hub Note: ange Note: no ange...

  • Page 14: Front Suspension

    Bag J Front Suspension TKR5020 (overview) TKR5021 TKR5017 TKR1327 TKR5021 TKR5079A TKR5056 TKR1333 TKR5049A TKR5017 TKR1525 TKR1443 TKR5436 TKR5079A TKR1525 Step TKR1525 TKR1443 Step TKR1327 Stock Position M3x16mm Flat Head Screw TKR1333 M3x40mm Flat Head Screw TKR1327 TKR1443 M4x10mm Button Head Screw TKR1525 M3x14mm Cap Head Screw TKR5049A...
  • Page 15 Bag J Front Sway Bar TKR5483 - 2.6mm TKR5086 (Option) *TKR5480 - 2.3mm *TKR5481 - 2.4mm *TKR5482 - 2.5mm *TKR5484 - 2.8mm *TKR5485 - 3.0mm Step Note: Do not over-tighten TKR1601 30.2 TKR1601 Step TKR1601 TKR5086 Thread Lock TKR1522 TKR1601 Loosen the M3x4 set screw TKR1522 (TKR1601) if the anti-roll bar...
  • Page 16 Bag K Front Steering TKR5042B TKR1445 Step *TKR5042 (Option) Note: notch on pin needs to line up TKR5073 with set screw. TKR5472 TKR5054A TKR5073 TKRBB13194 TKR5041 TKR5070 TKR5071 Grease *TKR5071B *TKR5071C *TKR5071X (Option) Note: Fully tighten screws TKR5054A TKR1221 M3x8mm Washer (TKR1445), then loosen until TKR1603 spindles (TKR5041) move freely.
  • Page 17 Bag K Front Camber Links This side mounts on shock tower Note: ange TKR5051 TKR5053A This side mounts on hub TKR5052A Note: no ange Left Right TKR5051 TKR5053A TKR5451 TKR5451 Step TKR5052A This side mounts on shock tower TKR5051 Note: ange TKR5051 This side mounts on hub Note: no ange...

  • Page 18: Steering Assembly

    TKR1323 Bag L TKR1323 TKR1201 TKR1201 Steering Assembly TKRBB06103 TKR5056 (overview) TKR5103 TKR5100 TKR5052A TKR5423 TKR5056 TKR5104 TKR5423 TKR5056 TKR1221 TKR1529 TKR5101X TKR5122 TKR5231 TKR5052A TKRBB06103 Thread TKR1323 Lock Step Step Note: Tighten nut all the way down, then back it o 4 full turns TKRBB050825 Note: Apply a small drop of oil for easy...
  • Page 19 Bag M TKR1443 Front End Assembly Thread Lock Step Note: Step M-1: Line up the bottom of the steering posts (TKR5102A) with the corresponding recess TKR5102A cut in the chassis. TKR1443 TKR1529 Step TKR1221 Note: Inititial bumpsteer setting is four washers above the steering ball link.
  • Page 20 Bag N Center/Rear Assembly TKR5377 Step TKR1344 TKR1343 TKR1443 Step TKR5362 Note: Two rear chassis braces are included in the kit. The longer brace is the stock brace. The short brace is optional. The longer brace will provide less ex. Adding the short brace will further sti en the chassis.
  • Page 21 For both front and rear shocks The following steps and information will provide you with the proper way to ll and bleed your Tekno RC NT48 shocks. After thorough testing, we've found it's easiest to complete steps 1 through 3 on each shock before moving onto step 4.
  • Page 22 Bag O Step Front Shock Assembly Note: make sure to tighten both cartridge cap (TKR6015) and shock cap (TKR6003) to ensure Note: TKR1200 a proper seal. Tools may be required. shaft guide TKR6015 orientation TKR6051 *TKR6050 *TKR6052 TKR6008 *TKR6053 TKR6009 *TKR6054 (Option) TKR6003...
  • Page 23 Bag P Step Rear Shock Assembly Note: make sure to tighten both cartridge cap Note: TKR1200 (TKR6015) and shock cap (TKR6003) to ensure shaft guide TKR6015 a proper seal. Tools may be required. orientation TKR6051 *TKR6050 *TKR6052 TKR6008 *TKR6053 TKR6009 *TKR6054 (Option) TKR6003...
  • Page 24 Bag Q TKR1525 Step RX Tray Mud Guard TKR1221 Electronics (not included) Screws (not included) TKR5317 Step TKR1401 TKR1525 TKR1525 TKR1221 Switch (not included) TKR1221 Electronics (not included) Note: We recommend using a piece of thin foam or other type of padding under the Wire Routing Diagram battery to reduce shock.
  • Page 25 Bag Q Mud Guard Installation Note: Do not overtighten radio tray screws. TKR1343 Step TKR1323 Step Note: Do not overtighten mud guard screws. TKR1323 M3x10mm Flat Head Screw TKR1343 M4x10mm Flat Head Screw...
  • Page 26 Bag R Air Filter / Clutch TKR1323 TKR5324 Step TKR5324 *TKR5363 (Option) TKR5324 (foams only) *TKR5363 (Option) (foams only) TKR5324 TKR5324 Note: Your kit contains 3 sets of clutch springs. 0.9mm (green), 1.0mm (gold), and 1.1mm (red) springs are Step Note: Secure air lter hose included.
  • Page 27 Bag S Buggy images shown to better t page TKR5323 Engine / Pipe TKR5321 Installation TKR1603 TKR5321 Step Note: For optional rear engine con guration, please see step S1-RE on page 32 VERY IMPORTANT - With the set screws that secure the pipe hanger wire set loose, install pipe onto pipe hanger wire.

  • Page 28: Steering Linkage

    Bag T Steering Linkage TKR1201 TKR5058A TKR5056 TKR1221 TKR5357 TKR5056 Step TKR5320 TKR1325 TKR1407 TKR1221 Step TKR1201 Step TKR1201 M3 Lock Nut Black TKR1221 M3x8mm Washer TKR1325 M3x14mm Flat Head Screw TKR1407 M3x16mm Button Head Screw TKR5058A Pivot Ball M3x5.8mm Note: O set servo arm so it is parallel with the connecting arm at neutral or zero servo position.
  • Page 29 Bag T TKR5336 Brake Linkage TKR1325 Thread Lock TKR5331 TKR5336 Step TKRBB050825 TKR1601 TKR5320 Step TKR5336 TKR1221 TKR5336 TKR1601 TKR5336 TKR5336 TKR5056 TKRBB050825 TKR5058A TKR5336 TKR5331 TKR1201 Thread TKR5336 Lock Step Thread Lock Note: Your throttle linkage TKR5336 TKR1601 should look something like this. TKR5336 TKR5336 Note: After your throttle linkage is adjusted correctly, you...

  • Page 30: Fuel Tank

    Bag U TKR1402 Step TKR1524 Fuel Tank TKR1221 Step TKR5340 TKR5340 TKR5340 TKR5125 TKR5341 Step Note: Install (2x) o-rings (TKR5125) under each end of the fuel tank. This will allow you to tighten the screw (TKR1524) and still allow the tank to move slightly and absorb shock better.
  • Page 31 TKR1325 Bag V TKR1220 TKR5026 TKR1220 Wing and Body TKR5026 Step TKR5037 *TKR5037B *TKR5037Y (Option) TKR1201 Step TKR5116 *TKR5116B *TKR5116C (Option) Step TKR1201 M3 Lock Nut Black TKR1325 M3x14mm Flat Head Screw TKR1235 Body Clip TKR1235 TKR5116 Wheel Nut...
  • Page 32 Rear Engine Optional Configuration Step Step E1-RE E5-RE TKR1322 Note: Center di erential orientation. Gear is towards the rear of the vehicle for rear engine con guration. *Note: The air lter hanger orientation TKR5213 has changed *TKR5213A Pre-thread all brake (Option) post holes with a separate M3 screw...
  • Page 33 TKR5400 Spare Parts List TKR5055A – Arm Bushings (4pcs, aluminum, hard ano) TKR5056 – Rod Ends (5.8mm, brake/steering/sway bar linkage, 8pcs) TKR5400 NT48 Speci c Spare Parts List TKR5400 - NT48 4WD Nitro 1/8th Scale Competition Truggy Kit TKR5058A – Pivot Balls (5.8mm, no ange, brake/strng link, aluminum, 4pcs) TKR5070 –...
  • Page 34 TKR5400 Spare Parts List TKR5055A – Arm Bushings (4pcs, aluminum, hard ano) TKR5056 – Rod Ends (5.8mm, brake/steering/sway bar linkage, 8pcs) TKR5400 NT48 Speci c Spare Parts List TKR5400 - NT48 4WD Nitro 1/8th Scale Competition Truggy Kit TKR5058A – Pivot Balls (5.8mm, no ange, brake/strng link, aluminum, 4pcs) TKR5070 –...

  • Page 35: Setup Sheet

    Setup Sheet Name: Date: Event/Track: Kit Set-up Track Conditions: Outdoor Indoor High Bite Low Bite Rough Shocks: Smooth Hard Packed Loose/Loamy Blue Groove FRONT REAR Bumpsteer/Ackerman/Servo Saver/Steering Stop: Vented Vented STD/EMUL/VENT: # washers # washers over over 8x1.3 8x1.3 front PISTON: under under...
  • Page 36 Setup Sheet Name: Date: Event/Track: Track Conditions: Outdoor Indoor High Bite Low Bite Rough Shocks: Smooth Hard Packed Loose/Loamy Blue Groove FRONT REAR Bumpsteer/Ackerman/Servo Saver/Steering Stop: STD/EMUL/VENT: # washers # washers over over front PISTON: under under middle OIL: ballstud ballstud rear BLADDER:...
  • Page 37 Tekno RC 10755 Scripps Poway Pkwy #598 San Diego CA 92131 www.teknorc.com...