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Tekno NB-48.3 Building Instructions

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Summary of Contents for Tekno NB-48.3

  • Page 2: Tools Needed

    Introduction Thank you for purchasing the Tekno RC NB48.3 1/8th 4WD Nitro Competition Buggy. The NB48.3 represents the state-of-the-art in 1/8th nitro buggy 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 TKR5114X (overview) TKR5144 TKR5150 TKR5113 TKR5143 TKR5149 *TKR5149A (Option) TKR5150 TKR5151 TKR5114X TKR5145B Step Step TKR5150 TKR5144 Apply grease to the groove where the o-ring is placed TKR5149 as well as the o-ring itself Grease *TKR5149A (Option) TKRBB08165 Grease...

  • Page 4: Center Differential

    Bag B Center Differential (overview) TKR5112X TKR5113 TKR5150 TKR5143 TKR5149 *TKR5149A (Option) TKR5150 TKR5119 *TKR5115 (Option) TKR5112X Step TKR5150 TKR5145B Step TKR5144 TKR5150 TKR5149 *TKR5149A Grease (Option) Apply grease to the groove where the o-ring is placed as well as the o-ring itself TKRBB08165 Step Grease...
  • Page 5 Bag C Rear Differential (overview) TKR5114X TKR5113 TKR5150 TKR5143 TKR5149 *TKR5149A (Option) TKR5150 TKR5302 TKR5114X Step TKR5150 TKR5145B Step TKR5144 TKR5150 TKR5149 Apply grease to the groove *TKR5149A where the o-ring is placed Grease (Option) as well as the o-ring itself TKRBB08165 Step Grease...
  • Page 6 Bag D TKR1603 Front Gearbox TKR5268 (overview) TKRBB05114 TKR1222 TKR5152 TKR5075 TKR1226 TKRBB05114 TKR5012 TKR1525 TKR1222 TKR5012 TKR1603 Note: at spot Step Note: The front and rear Thread Front bulkheads are di erent. Lock TKRBB05114 The front has a much greater output angle compared to the rear.
  • Page 7 TKR1322 Bag E TKR5346 Center Differential Assembly (overview) TKR1522 TKR1522 TKR5345B TKR5310 TKR5368 TKR5314B TKR5213A TKR5310 TKR5368 TKR5310 TKR5336B TKR5314B TKR5345B TKR5314B TKR5215B TKR1601 TKR5310 TKR1402 TKR5338 TKR5336B TKR5213A TKR5310 TKR5368 TKR1601 TKR1402 TKR5362 TKR5310 Note: Use CA Step Step glue to attach risers to di support bottoms Note: Tighten brake posts...
  • Page 8 Bag F TKR1603 Rear Gearbox TKR5269 (overview) TKRBB05134 TKR1222 TKR5152 TKR5075 TKR5181 TKR1226 TKRBB05134 TKR1529 TKR5316 TKR1525 TKR1222 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 SETTINGS Low Profile Wing Mount POSITION SETTINGS Step 1 - REARWARD LOW 2 - FORWARD LOW 3 - REARWARD HIGH 4 - FORWARD HIGH Note: Stock position setting is TKR5181 # 4, Forward High TKR1524 DOWNFORCE SETTINGS ° °...
  • Page 10 Bag H Rear End TKR5491 - 2.4mm *TKR5490 - 2.3mm *TKR5492 - 2.5mm *TKR5493 - 2.6mm TKR5086 *TKR5494 - 2.8mm Step *TKR5495 - 3.0mm (Option) 30.2 TKR1601 Note: Do not over-tighten TKR1601 TKR1601 Step Install the sway bar ball onto the sway bar wire until the end of Thread the wire is ush with the ball as...
  • Page 11 Bag I Rear Hub/CVA Assembly TKR5073 Note: Notch on pin TKR5072 needs to line up with set screw. TKR5070 TKR5199 Step (Option) *TKR5199A TKR5073 TKR5071X (Option) *TKR5071B *TKR5071C Grease Thread Lock TKRBB13194 TKRBB08165 TKR1603 Step TKR1201 M3 Locknut Black TKR1201 TKR1601 M3x4mm Set Screw TKR5034...
  • Page 12 Bag I This side mounts on shock tower Rear Camber Links Note: ange TKR5187 This side mounts on hub TKR5187 TKR5052A Note: no ange Left Right TKR5187 TKR5053A TKR5050 TKR5050 This side mounts on shock tower Step Note: ange This side mounts on hub TKR5187 Note: no ange TKR5052A...
  • Page 13 Bag J TKR5082 - 2.4mm Front End *TKR5080 - 2.2mm *TKR5081 - 2.3mm *TKR5083 - 2.5mm *TKR5084 - 2.6mm TKR5086 Step *TKR5085 - 2.8mm *TKR5087 - 3.0mm (Option) 30.2 TKR1601 Note: Do not over-tighten Install the sway bar ball onto the sway bar wire until the end of Step the wire is ush with the ball as...
  • Page 14 Bag K TKR1445 Front Spindle / CVA Assembly Note: Notch on pin TKR5070 needs to line up TKR5072 TKR5073 with set screw. Step TKR5054A TKR5073 TKR5193 TKR5071X (Option) TKR1601 *TKR5071B *TKR5071C Grease TKR1221 M3x8mm Washer Thread TKR5194 Lock TKR1445 TKR1401 TKRBB13194 M3x6mm Button Head Screw TKR1603...
  • Page 15 Bag K Front Camber Links TKR5052A TKR5187 This side mounts on shock tower Note: ange Left Right TKR5187 TKR5053A TKR5187 This side mounts on hub TKR5050 TKR5050 Note: no ange TKR5052A TKR5053A This side mounts Step This side TKR5187 on shock tower mounts on hub Note: ange Note: no ange...

  • Page 16: Steering Assembly

    TKR5100 TKR1201 Bag L Steering Assembly TKRBB06103 TKR5052A (overview) TKR5103 TKRBB050825 TKR5123 TKR5056 TKR5104 TKR5104 TKR1221 TKR5104 TKR5052A TKR5101X TKR1529 TKR5231 TKRBB06103 TKR1323 TKR5103 Step Thread Lock Step TKRBB050825 Thread Lock Note: Tighten nut all the way down, Note: Apply then back it o 3 full turns TKRBB050825 a small drop...
  • Page 17 Bag M TKR1443 Thread Front End Assembly Lock Step Step TKR5181 TKR5107 Note Step K-2: Line up the bottom of the steering posts (TKR5102A) with the corresponding recessed cut in the chassis. TKR1323 TKR5102A TKR1443 Step Note: Inititial bumpsteer setting is four washers above the steering ball link.
  • Page 18 Bag N Center/Rear Assembly TKR5377 *TKR5377A (Option) Step TKR5303 TKR1344 TKR1343 TKR1443 Step TKR5362 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.
  • Page 19 Shock Filling Instructions For both front and rear shocks The following steps and information will provide you with the best way to ll and bleed your 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 20 Bag O Step Note: Make sure to tighten both cartridge cap Front Shock Assembly (TKR6015) and shock cap (TKR6003) to ensure a proper seal. Tools may be required. Note: TKR1200 TKR6015 Shaft guide orientation (tapered) TKR6159 (conical) *TKR6160 *TKR6050 TKR6003 TKR6008 (Option) *TKR6051...
  • Page 21 Bag P Step Note: Make sure to tighten both cartridge cap Rear Shock Assembly (TKR6015) and shock cap (TKR6003) to ensure a proper seal. Tools may be required. TKR1200 Note: Shaft guide TKR6015 (tapered) orientation TKR6159 (conical) *TKR6160 *TKR6050 (Option) *TKR6051 TKR6008 *TKR6052...
  • Page 22 Bag Q TKR1525 Note: we recommend Step using a servo with at RX Tray Mud Guard least 300 oz/in torque. 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...
  • Page 23 Bag Q Mud Guard Installation Step TKR1343 Note: Do not overtighten radio tray screws. Step TKR1323 Note: Do not overtighten radio tray screws. TKR1323 M3x10mm Flat Head Screw TKR1343 M4x10mm Flat Head Screw...
  • Page 24 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 25 Bag S TKR5323 TKR1603 Engine / Pipe TKR5321 Installation TKR5321 Thread Step Lock VERY IMPORTANT - With the set screws that secure the pipe hanger wire set loose, install pipe onto pipe hanger wire. Adjust the wire such that the pipe and the manifold TKR1228 connections from the engine are not bent or angled.

  • Page 26: Steering Linkage

    Bag T Steering Linkage TKR1201 TKR5058A TKR5056 TKR1221 TKR5357 TKR5320 *TKR5251B TKR5056 *TKR5252B Step *TKR5253B (Option) 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 27 Bag T TKR5331 Step TKR1609 TKR1325 Thread Brake Linkage Lock Thread Lock Step Note: TKR5336B should spin BEFORE freely. TKRBB050825 TKR5336B Note: This rod has small TKR1201 threaded section TKR5320 AFTER TKR5336B TKRBB050825 TKR1201 Note: Set collars up to appear TKR5331 close to this diagram.

  • Page 28: Fuel Tank

    Bag U TKR1401 Step Fuel Tank TKR1524 TKR1221 TKR5340B Step TKR5340B TKR5340B TKR5341 Step TKR1323 *Align the fuel tank posts to the cutouts in the chassis Step TKR1221 M3x8mm Washer Note: Fuel tubing wraps around the tank 1 1/2 times TKR1323 M3x10mm Flat Head Screw from the pick up...
  • Page 29 Bag V TKR1220 TKR1325 Wing and Body TKR5181 TKR1220 TKR5181 Step TKR5037 *TKR5037B *TKR5037Y (Option) TKR1201 Step TKR5116 *TKR5116B *TKR5116C (Option) TKR1201 Step M3 Lock Nut Black TKR1220 M4 Countersunk Washer TKR1325 M3x14mm Flat Head Screw TKR1235 Body Clip TKR1235 TKR5116 Wheel Nut...
  • Page 30 TKR5304 - NB48.3 1/8th Competition Nitro Buggy Kit Parts List Bearings List TKR4215 - Clutch Bell (15t, NB48) TKRBB050825 – Ball Bearing (5x8x2.5mm, 4pcs) TKR5012 – Gearbox (front) TKRBB05114 – Ball Bearing (5x11x4, 4pcs) TKR5020 – Hinge Pins (inner, front/rear) TKRBB05115 –...
  • Page 31 Box Stock 4x1.8 taper up 4x1.8 taper up black orange vent vent 15 deg 0 deg 8.5 deg 2 deg .5 deg out 3 deg in 136.5 stock stock 300oz min 300oz min aluminum 2x green / 2x gold...
  • Page 32 Tekno RC 10755 Scripps Poway Pkwy #598 San Diego CA 92131...