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Introduction

Additional equipment and parts needed:

    Paint for body

    .21 nitro engine, tuned pipe, manifold and glow plug

    High torque steering & brake servos (at least 300 oz/in)

    RX battery, switch and harness

    1/8th scale tires, wheels & CA glue (or premounts)

    Fuel bottle, fuel, 1/8th buggy starter box and glow ignitor

Tools needed:

    Hex drivers 1.5mm (TKR1104), 2.0mm (TKR1105), 2.5mm (TKR1106)

    Nut drivers 5.0mm (TKR1107, 5.5mm (TKR1108), 7.0mm (TKR1109)

    Hobby knife

    Needle-nose pliers

    Shock tool (TKR1115) OR adjustable (Crescent) wrench (for shock assembly)

    17mm Wheel Wrench (TKR1116)

    4mm turnbuckle wrench (TKR1103) - 5.5/7.0 two sided wrench (TKR1119)

    

4mm arm reamer (or #19 drill bit)

Disclaimer:

  Tekno RC is not responsible or liable for any property or personal damage, loss, or injury incurred as a

result of using this product. This kit is meant for use by persons 14 years of age or older and in the strict confines of

a legally permitted RC track or facility.

Warnings:

  Always double-check that your radio gear is working properly before operating vehicle. Never operate the

vehicle indoors (unless the RC track is an indoor facility). Use caution while operating vehicle so as not to collide with

people who may be turn marshalling or who might otherwise not be aware that a fast moving RC vehicle is in the vicinity.

Warranty:

  We warrant that the parts included in this kit are free from defects. If you find a defective part in your kit,

please contact us @ [email protected] and we will help you to resolve the issue. We do not warranty parts that may be

broken during operation of the vehicle or otherwise. Refer to the end of this instruction manual for a listing of

spare/replacement and option parts. All spare parts and other info are available on our website (www.teknorc.com)

and through our network of domestic and international dealers and distributors.

Thank you for purchasing the Tekno RC NB48.4 1/8th Scale 4WD Competition Nitro Buggy Kit.

We are always working on new projects, so please check our website

at 

www.teknorc.com

 or our Facebook page at 

www.facebook.com/teknorc

for the latest news, parts, and kits.

Take your time! When you work your way through these building instructions, keep an eye out

for the following important indicators below:

    

RED TEXT

 - 

This indicates important areas of the build process that should be observed.

    

YOUTUBE

 - 

We also have many useful build videos on Youtube, so be sure to check these out!

        

https://www.youtube.com/c/teknorc

Thread Lock icons

Thread lock is always used when a screw is inserted into any metal part. (Included with kit)

Thread

Lock

Grease icons

Grease is usually used on any areas with movement and for sealing. (Included with kit)

Grease

Summary of Contents for NB48.4

Page 1: ......

Page 2: ...be aware that a fast moving RC vehicle is in the vicinity Warranty We warrant that the parts included in this kit are free from defects If you find a defective part in your kit please contact us info...

Page 3: ...Center Differential overview TKR5415C TKR5149 TKR5150 TKR5150 TKR5143 TKR5113 TKR1325 M3x14mm Flat Head Screw x4 TKR5144 TKR5145B TKRBB08165 Ball Bearing 8x16x5mm x2 TKR5144 Differential 0 rings x2 TK...

Page 4: ...4 TKR5144 Differential 0 rings x4 TKR5145B Differential Shims 6x17mm x4 Grease Grease Repeat for rear diff Repeat for rear diff Repeat for rear diff Repeat for rear diff Fill FRONT with 10 000 wt oil...

Page 5: ...ese may not be needed These may not be needed These may not be needed These may not be needed Grease Bag C Front Gearbox overview Thread Lock Step C 1 Step C 2 Step C 3 TKRBB05114 Ball Bearing 5x11x4...

Page 6: ...tep D 3 Thread Lock Note The front and rear of the car use different inner bulkheads The front is angled whereas the rear is only slightly angled These may not be needed These may not be needed These...

Page 7: ...15B TKR5336B TKR1601 TKR5341 TKR1322 TKR1322 M3x8mm Flat Head Screw X2 TKR1402 M3x8mm Button Head Screw x4 TKR1522 M3x8mm Cap Head Screw x4 TKR1601 M3x4mm Set Screw x2 Thread Lock 7 Note Brake lever a...

Page 8: ...t Black x2 TKR1221 M3x8mm Washer x2 Step F 1 Step F 2 TKR1524 TKR1524 TKR5181 Bag F Low Profile Wing Mount 8 SETTINGS 1 2 3 4 1 2 3 4 POSITION SETTINGS 1 REARWARD LOW 2 FORWARD LOW 3 REARWARD HIGH 4 F...

Page 9: ...TKR1525 TKR1533 M3x40mm Cap Head Screw x2 TKR1238 M4x10mm Droop Screw x2 TKR5049A Pivot Ball Sway Bar x2 TKR5079A Stabilizer Ball x2 TKR1529 M3x20mm Cap Head Screw x2 TKR1533 TKR1238 TKR1529 TKR1601...

Page 10: ...change the amount of sweep the rear driveshaft will have More driveshaft sweep creates an effect similar to anti squat where the rear end gets pushed upwards on throttle This helps reduce chassis slap...

Page 11: ...of vehicle 1 2 3 4 5 A B C Stock position is 4 C TKR1529 TKR1201 Left Right x 2pcs TKR1201 TKR1534 TKR1201 M3 Locknut Black x4 TKR1529 M3x20mm Cap Head Screw x2 TKR1534 M3x22mm Cap Head Screw x2 TKR80...

Page 12: ...9A Stabilizer Ball x2 TKR1529 M3x20mm Cap Head Screw x2 TKR1533 TKR1529 TKR1238 TKR5020 TKR1601 M3x4mm Set Screw x6 Step I 1 Step I 2 Step I 3 TKR8162 TKR8161 TKR1522 TKR8286 TKR5165 TKR5049A TKR5079A...

Page 13: ...TIGHTEN Also be sure to loosen TKR1601 before unscrewing TKR8042 or you will damage the screws and the parts Thread Lock TKRBB05104 Ball Bearing 5x10x4 x4 Bag J Front Spindle CVA Assembly 13 Note The...

Page 14: ...A TKR5053A Right TKR5187 This side mounts on hub Note no flange This side mounts on hub Note no flange This side mounts on shock tower Note raised flange This side mounts on shock tower Note raised fl...

Page 15: ...03 TKRBB050825 TKRBB050825 TKR8104 TKR5122 TKR8100 TKR1529 TKR5122 TKR5122 TKR1221 TKR1201 TKR5103 TKR5103 TKR1403 TKRBB06103 TKR5123 TKR8052A 26 50 TKR1201 M3 Lock Nut Black x2 O ring 16x12x2 TKR5231...

Page 16: ...setting is four washers below the steering ball link TKR5181 TKR1522 M3x8mm Cap Head Screw x1 TKR1343 M4x10mm Flat Head Screw x2 TKR1344 M4x12mm Flat Head Screw x6 TKR1201 M3 Lock Nut Black x2 TKR1323...

Page 17: ...8303 Note Three rear chassis braces are included in the kit The shortest brace is the stock brace and provides the most flex characteristics The other two are optional Adding additional braces will fu...

Page 18: ...er Stock front ride height is 27mm Shock length droop is 120mm TKR1605 M3x10mm Set Screw x2 TKR6015 TKR6146B TKR6009 TKR6016 TKR1200 TKR6165 TKR6017 TKR6140B TKR5049A TKR6017T Option TKR6160 TKR6162 T...

Page 19: ...the tower Stock rear ride height is 29mm Shock length droop is 135mm TKR1605 M3x10mm Set Screw x2 Use 450wt oil REAR 450 Step O 1 Step O 2 Step O 4 Step O 3 Refer to filling instructions on page 20 du...

Page 20: ...e oil Step 6 With the shock shaft fully extended remove the emulsion screw from the cap to do the final bleed Step 7 With the shock at about a 45 angle push and hold the shock shaft to the top and ins...

Page 21: ...ing a couple layers of 2 sided tape under the receiver or simply use another piece of foam and let the receiver float in the box The servo wires will help keep the receiver in place and provide shock...

Page 22: ...4x10mm Flat Head Screw X5 TKR1323 M3x10mm Flat Head Screw x3 Bag P Mud Guard Installation Step P 5 Step P 4 TKR1323 TKR1343 Note Do not overtighten radio tray screws Note Do not overtighten mud guard...

Page 23: ...ings are included The stock setting is to use 2x 0 9mm springs on opposing shoes and then use 2x 1 0mm springs on the other shoes If the track is very high bite you can use 2x 1 0mm springs and 2x 1 1...

Page 24: ...the pipe hanger wire set loose install pipe onto pipe hanger wire Adjust the wire such that the pipe and the manifold connections from the engine are not bent or angled The pipe must fit naturally You...

Page 25: ...R1221 TKR1407 TKR1325 M3x14mm Flat Head Screw x1 TKR1201 M3 Lock Nut Black x2 Note Offset servo arm so it is parallel with the connecting arm at neutral or zero servo position PARALLEL TKR1221 M3x8mm...

Page 26: ...KR5331 TKRBB050825 TKRBB050825 TKR1325 M3x14mm Flat Head Screw x1 TKR1201 M3 Lock Nut Black x1 TKR1221 M3x8mm Washer x1 TKRBB050825 Ball Bearing 5x8x2 5 x2 TKR1609 M3x3mm Set Screw x7 Thread Lock Thre...

Page 27: ...R1221 TKR1524 M3x12mm Cap Head Screw x2 TKR1323 M3x10mm Flat Head Screw x2 TKR1401 M3x6mm Button Head Screw x4 TKR1221 M3x8mm Washer x2 Align the fuel tank posts to the cutouts in the chassis Note Fue...

Page 28: ...3x14mm Flat Head Screw x2 TKR1201 M3 Lock Nut Black x2 TKR5116 Wheel Nut x4 TKR1235 Body Clip x2 Note It may be necessary to cut holes in the body for ventilation Step U 1 Step U 2 Step U 3 TKR1220 M4...

Page 29: ...ion o rings for 16mm shocks TKR8763 Shock Spring Set front 1 6x11 6 3 58lb in 75mm black TKR8773 Shock Spring Set rear 1 6x14 5 2 75lb in 85mm orange TKR8300 NB48 4 1 8th Competition Nitro Buggy Kit D...

Page 30: ...0 4x 1 9 flat black 0 emul emul 10k 10k 300oz min 300oz min 7k 0 orange 4x 1 9 flat 450 15 deg 0 deg 12 deg 2 deg 5 deg out 2 5 deg 2 3mm 120 stock stock 2 3 135 13 60 40 2x green 2x gold aluminum 48...

Page 31: ......

Page 32: ...Tekno RC 10755 Scripps Poway Pkwy 598 San Diego CA 92131 USA...

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