SWorkz S104 EK1 User manual

2
INSTRUCTION
Specification
Length: 380mm
Width: 245mm
Height: 170mm
Ground Clearance: 50mm
Wheelbase: 275-278mm
Track: F:223mm / R:223mm
Gear Ratio: C:86~88T, F/R 42/17T
Weight: 1720g~1830g
After 2 years of our 1/8th race buggy, SWORKz is now on its new project. A 1/10 EP 4WD buggy
called the S104 EK1. There is a Pro Kit version and also a S104 EX1 Sport Ready to Run model.
From the S350 BE1, we learned a lot about the buggy’s strong points. Using our 1/8th buggy
knowledge, we produced the S104 series. We believe that the S104 will perform very strongly

comes standard with SWORKz X-system transmission. The X-system was chosen for its

S104 EK1 delivers good traction and balance on any off road track. The pivot ball steering
system gives the driver a good feel and control of the S104 buggy.

In order to withstand the brushless motor’s powerful torque, the S104 EK1 Pro comes
standard with full CNC gear system and CVD drive shafts.
14mm hex wheel hubs are used so the wheels can last when using the high power brushless
motors.
Congratulations on your purchase of the new SWORKz S104 EK1 1/10 scale off-road racing
buggy pro kit.
Please read this manual thoroughly before you attempt to start or drive your S104 EK1. This

tune your Buggy. Updates, setups, and product news will be posted on our website (www.
sworkz.com), so check often.
As always, if you should ever have any questions or need help with your S104 EK1, please feel

You may also contact us anytime for the most up to date information and support.
1. Comes standard with SWORKz X-System transmission gear system.
2. Full CVD drive shafts.
3. Front and rear gear differential system with CNC crown and pinion gears.
4. Narrow 7075 aluminum chassis design.
5. Front and Rear Big Bore Shocks.
6. Adjustable front upper and lower suspension arm system.
 
8. Rear kick up chassis system
9. Center Spur Gear Protection Cover.
10. One Unit Motor Holder with Center Diff. Mount.
11. 14mm Hex Wheel Hub system
12. Pivot ball steering system
13. Double step rear shock tower system
S104 EK1 Pro Kit Features :

3
WARRANTY
Your SWORKz S104 EK1 kit warranty covers workmanship and manufacturing

abuse, improper operation, improper mounting, improper adjustment or lack of
maintenance will not be honored.
Contact your local hobby shop or SWORKz distributor for all claims and
questions. Claims must be well documented. All Claims are subject to expert
examination and approval by SWORKz.

4
INSTRUCTION 2
Warranty 3
Required Equipment for Operation 5
2D Spare Parts List 6-12
Operation Guide 13
Assembly Steps 14-39
Blank Set-up Sheet 40
Set-up Sheet 41
S104 EK1 Key No. List 42
S104 EK1 Spare Part List 42-43
Company Info 44
Explosion View with Key 45-46
INDEX
This radio control racing car is not a toy!
This high-performance R/C model is recommended for ages
14 and older.

5
Charger and LiPo Battery
Double-sided tape
Paint
Long nose pliers
Modeling knife
Instant cement Thread lock
Included items
Hex wrench
1.5mm
2mm
2.5mm
1.5mm
2mm
2.5mm
Glow plug wrench
Screwdriver
Screwdriver
Radio Gear
Stick Type
ESC system
Wheel & Trigger Type
Receiver
Steering servo
Tools Recommended
Breshless Motor
Side cutter
Curved scissors
Grease
Required Equipment for Operation

6
108001
M3x12mm FH/ST HEX Screw x6
104004
M3x3mm Set Screw x6
108003
M3x10mm FH/ST HEX Screw x16
108006
M3x8mm FH/ST HEX Screw x33
108018
M3x30mm FH/ST HEX Screw x4
105004
M2.6x6mm Cap Screw x4
106001
M3x8mm Hex Socket OH/TP Screw x21
106010
M3x6mm Hex Socket OH/TP Screw x17
108007
M3x6mm FH/ST HEX Screw x13
108017
M2.6x10mm FH/ST HEX Screw x8
M3x4mm Set Screw x4
104005
104008
M4x4mm Set Screw x4
106005
M3x15mm Hex Soket OH/TP Screw x2
106002
M3x10mm Hex Socket OH/TP Screw x6
108014
M3x3mm FH/ST HEX Screw x2
106018
M3x3mm Hex Socket OH/TP Screw x6
105011
M3x23mm Hex Soket OH/TP Screw x4
106008
M3x12mm Hex Soket OH/TP Screw x4
104009
M3x16mm Set Screw x8
106015
M3x5mm Hex Socket OH/TP Screw x6
106011
M3x4mm Hex Socket OH/TP Screw x1
104002
M3x10mm Set Screw x1
106014
M2x6mm Hex Soket OH/TP Screw x4
330299
Steering Linkage Ball Stud 5mm x8
330300
Rear Upper Sus. Arm Turnbuckles
x4
330331
Steering Linkage Ball Stud 4.1mm x2
330314
Steering Knuckle Pivot Ball Turnbuckle
x4
330315
Sway Bar Ball Stud x4
330312
Aluminum Shock Cap Studk x4
330134
Shock Ball Stud x4
330294
CVD Axle x2

7
115059
S104 Center Slipper Clutch Spring x1
330321
Pin M2x8mm x2
330283
Pin M2x10mm x10
400002
O-ring S5 4.8x1.5 x4
330279
Bevel Gear Shaft x4
101025
Shim 3.5x10x0.1mm x8
116013
Ball Bearing 10x15x4mm x14
330295
CVD Join x6
400008
O-ring for Pinion Gear x2
101023
10x12x0.1mm S104 Shim
x6
101024
10x12x0.2mm S104 Shim
x3
330292
Front/Rear Lower Arm Hing Pin x4
101012
Washer M3x6xT0.5mm
x6
330285
Pin M2x14mm x4
116014
Ball Bearing 6x13x5mm x4
330316
Aluminum Knuckle Pivot Ball Washer 2mm
x2
115058
Servo Saver Spring x1
117003
Flange Ball Bearing 3x6x2.5mm x2
117004
Bushing 5x8x2.5mm x4
103001
M3 Nut Lock x10
103003
Flange M3 Nut Lock x4
330297
Wheel Hub x4
330293
Rear Hub Carriers Hing Pin x2
330308
Shock Shaft S x2
330307
Shock Shaft L x2
330306
Shock Washer 3.3x6.5x2.5mm x4
400013
Shock Seal O-ring 2x2.7mm x8
101011
Shock Washer 2.6x6x0.5mm x4
400014
O-Ring 1.5x13.5mm x4
330305
Shock Washer 3.3x6.7x1mm x4 330298
S104 Wheel Nut 14mm
x4
115062
1/10 Body Clip
x2
330310
Shock Piston 1.2mmx5 holes x4
330303
Aluminum Shock Seal Cover x4
400016
Shock Boot x4
400015
Shock Bladder x4
x4
330304
Aluminum Shock Spring Adjust Nut
330332
Front Upper Arm Hing Pin x2

8
330410
S104 Motor Gear 21T x1
330284
Crown Gear 42T x2
330277
Diff. Bevel Gear 18T x4
330278
Diff. Bevel Gear 10T x8
200463
Diff. Case x2
330282
Front/Rear Diff. Outdrive x4
610012
Diff. Gasket(0.4T) x2
330286
Pinion Gear 17T x2
330290
S104 Rear Lower Arm Holder x1
330291
S104 Front Lower Suspension Plate x1
330325
S104 EK1 Center Front Drift Shaft 91mm x1
330326
S104 EK1 Center Rear Drift Shaft 96mm x1
330296
F/R Drive Shaft 78mm x4
330347
Carbon Fiber Steering Knuckle Plate (L) x1
330348
Carbon Fiber Steering Knuckle Plate (R) x1
330327
Servo Saver Shaft x2
330328
Servo Saver Post x1
330329
Servo Saver Nut x1
330330
Servo Saver Steering Plate x1
330288
Rear Shock Tower Holder x1
330425
S104 Aluminum Center Slipper Clutch Mount for Motor x1
330341
S104 Aluminum Front Center Support x1
330320
S104 Center Slipper Clutch Nut x1
330318
S104 Center Slipper Clutch Outdrive S x1

9
115055
Front Sway Bar1.3mm
x2
330287
Front Shock Tower x1
115056
Rear Sway Bar1.5mm
x2
330313
Rear Shock Tower x1
610013
S104 Center Slipper Clutch Pad x2
330317
S104 Center Slipper Clutch Holder L x1
330319
S104 Center Slipper Clutch Plate x1
Aluminum Shock Cap x4
330311
Aluminum Race Shock Body (L) x2
330301
Aluminum Race Shock Body (S) x2
330302
Shock Spring L (BK) x2
115061
115060
Shock Spring S (BK) x2
115057
Rear Sway Bar1.8mm
x2
200348
S104 87T Spur Gear (48DP) x1 200456
S104 88T Spur Gear (48DP) x1
200455
S104 86T Spur Gear (48DP) x1

10
SW-2501794
S104 Front Up/Lower Arm Set x1
SW-2501795
S104 Rear Lower Arm Set x1
SW-2501797
S104 Front Steering Knuckle andRear Hub Carrier Set x2
SW-2501798
S104 Wing Stay Set with Bumper and Arm Holder x1

11
SW-2501803
S104 Shorty Battery Side Guard with Battery Holder Set x1
SW-2501845
S104 Saddle Pack Battery Side Guard with Battery Holder Set x1
SW-2501802
S104 Center Plastic Support Set x1

12
SW-2501796
S104 Gear Box Set (F&R) x2
SW-2501801
S104 Settring Bellcrank Set with Servo Horn Set x1
SW-2501808
S104 Plastic Insert Set x1
SW-2501806
S104 Plastic Ball End Set x1
SW-2501807
S104 Shock Spring Holder with Ball End Plastic Parts x2 SW-2501800
S104 Rear Wing Set x1

13
Operation Guide
Safety Precautions
The SWORKz S104 EK1 is a high performance radio control model which needs to be operated
with caution and common sense.
The S104 EK1 Pro Kit is not intended for children under the age of 14 without adult
supervision. SWORKz shall not be held liable for any loss or damages, whether direct,
indirect, act of nature, arising from abuse or misuse of this product or any other product
required.
- The LiPO Battery can be dangerous if improperly handled.
- Always keep your LiPO Battery in a cool area and never use it near ames, sparks, or while
smoking.
- Keep your LiPO Battery, and all other ammables, out of the reach of children.
- After running your car, all parts of the Motor and ESC can become extremely hot. Be careful
not to touch these parts.
- This model is controlled by your radio controller and can be vulnerable to interference
from many outside sources. This interference can cause a loss of control so it is necessary to
operate this model in an open area to avoid personal or property damage. Always ensure
turning on your radio rst.
- Keep all the products included in the package out of the reach of children.
- This model contains many fast rotating parts. Never touch them during operation.
- Follow the instructions included with your radio gear.
- Never operate your model near people or property. The speed of this model has the
potential to injure people and or damage property if misused.
- Always use original SWORKz spare parts and option parts.
- Always ensure that the buggy is in proper working condition before use.
- Always exercise caution when using any tools.
overturn
Assemble for
4 sets
Assemble for
2 sets
Assemble both left
and right sides
Assemble in the

Assemble front
and rear

Compound
Grease Pure Silicone Oil

14
BAG B1
2
330282
116013
330277
400002
330283
101025
101025
330279
330278
330279
610012
101025
101025
330278
330278
200463
116013
330283
330282
330284 330277
400002
108017
Fill the differentials
with oil up to 80%
full.
Use SWORKz diff.
Oil 3000cps for the
front Diff.
and 3000cps for
the rear Diff.
Apply a light coat of grease to
the o-ring, then slide it over the
outdrive shaft and place it in
the diff case.
Insert the pin through the hole
of the out drive.
330283
Pin M2x10mmx4
400002
O-ring S5 4.8x1.5 x4
116013
Ball Bearing 10x15x4mm x4
108017
M2.6x10mm FH/ST HEX Screw x8
330279
Bevel Gear Shaft x4
101025
Shim 3.5x10x0.1mm x8

15
4
3
BAG C
330325
330326
116013
400008
116013
330295
330283
330286
200315
116013
Ball Bearing 10x15x4mm x4
330283
Pin M2x10mmx2
330295
CVD Join x2
330325
S104 EK1 Center Front Drift Shaft 91mm x1
330326
S104 EK1 Center Rear Drift Shaft 96mm x1
400008
O-ring for Pinion Gear x2
108003
M3x10mm FH/ST HEX Screw x2
108001
M3x12mm FH/ST HEX Screw x6
101023
10x12x0.1mm S104 Shim x5
101024
10x12x0.2mm S104 Shim x2
Use 10x12x0.1mm or 10x12x0.2mm
shims to adjust when there is too
much play between the crown gear
and pinion gear.
Use 10x12x0.1mm or 10x12x0.2mm
shims to adjust when there is too
much play between the crown gear
and pinion gear.
101023
101024
330290
200323
220316
220316
108001
108003
108001
108001

16
5
6
BAG D
330292
200324
200340
106010
200341
330315
200339
330291
108018
106010
M3x6mm Hex Socket OH/TP Screw x2
330315
Sway Bar Ball Stud x2
108018
M3x30mm FH/ST HEX Screw x2
330292
Front/Rear Lower Arm Hing Pin x2
200324
200324
330292
200324

17
7
8
104004
104004
200317
115055
104004
M3x3mm Set Screw x2
104005
M3x4mm Set Screw x2
105004
M2.6x6mm Cap Screw x2
105004
104005
104005
115055
Front Sway Bar 1.3mm x1

18
9
10
108003
200343
200376
200324
200354
200342
200376
200324
330287
108006
108003
M3x10mm FH/ST HEX Screw x2
330332
Front Upper Arm Hing Pin x2
108006
M3x8mm FH/ST HEX Screw x2
200326
106010
200341
330315
200327
106010
M3x6mm Hex Socket OH/TP Screw x2
330315
Sway Bar Ball Stud x2
200324
330332
200324
330332
106010
200371
200355
106001
106001
106010
M3x6mm Hex Socket OH/TP Screw x1
106001
M3x8mm Hex Socket OH/TP Screw x4

19
11
12
200324
200324
330292
200324
200324
330292
106010
330313
106010
330288
108003
108003
108006
106010
M3x6mm Hex Socket OH/TP Screw x2
108003
M3x10mm FH/ST HEX Screw x2
108006
M3x8mm FH/ST HEX Screw x2
108018
M3x30mm FH/ST HEX Screw x2
330292
Front/Rear Lower Arm Hing Pin x2
200322
108018

20
14
13
104005
104005
104004
104004
220317
115056
104004
M3x3mm Set Screw x2
104005
M3x4mm Set Screw x2
105004
M2.6x6mm Cap Screw x2
105004
106005
M3x15mm Hex Soket OH/TP Screw x2
106002
M3x10mm Hex Socket OH/TP Screw x2
103001
M3 Nut Lock x2
106005
200345
106005 106002
103001
115056
Rear Sway Bar 1.5mm x1