Serpent Cobra SRX8 PRO, Instruction Manual

Page 1: ...INSTRUCTION MANUAL ...

Page 2: ...tional info may be published in our website www serpent com or you may ask your dealer or the Serpent distributor for advice or email Serpent direct info serpent com The Serpent Facebook Twitter and Youtube pages give additional means of support and communications SAFETY Read and take note of the Read this First section before proceeding to assemble the car kit This car kit is intended for persons...

Page 3: ...heck very well Apply a small amount of cyano glue Use wear protection for eyes and hands Detail view to explain assembly or order of parts better Default set up This symbol indicates the default setup Grease apply a small amount of grease to the parts shown Left and right parts should be assembled in the same way Silicone oil use the indicated silicone oil for the shocks and differentials Parts or...

Page 4: ... Note the correct pin location 4 CENTER DIFF ASSE STEP 1 P 2 STE CENTER DIFF BAG 8x16x5 3 5x12x0 2 3 5x12x0 2 3 5x12x0 2 3 5x12x0 2 2 5x13 M3x4 MBLY Use silicone oil to hold seal in position 1 1 1 2 8x16x5 8x16x5 M3x4 2 5x13 2 5x13 ...

Page 5: ...efault setupsheet Use a digital scale to measure the exact amount of oil in the diff Differential weight with volume compensators 45 7 45 8 grams Differential weight without volume compensators 45 7 45 8 grams AMOUNT OF OIL IN THE DIFFS OIL LEVEL 5 STEP 3 P 4 STE M3x12 M3x12 M3x12 1 1 5 mm ...

Page 6: ...n Note the correct pin location FR RR DIFF ASSEMBLY 6 STEP 5 P 6 STE FR RR DIFF BAG 3 5x12x0 2 3 5x12x0 2 3 5x12x0 2 3 5x12x0 2 8x16x5 2 5x13 M3x4 Use silicone oil to hold seal in position 5 1 5 2 8x16x5 8x16x5 M3x4 2 5x13 2 5x13 ...

Page 7: ...ault setupsheet Use a digital scale to measure the exact amount of oil in the diff Differential weight with volume compensators 44 70 44 80 grams Differential weight without volume AMOUNT OF OIL IN THE DIFFS 1 1 5 mm OIL LEVEL compensators 44 70 44 80 grams 7 STEP 7 P 8 STE M3x12 M3x12 M3x12 ...

Page 8: ... 1 1 2 12 1 12 2 M3x16 Flanged M3x6 M3x16 Flanged M3x6 Front Front Front Rear Rear Rear Diff mounts are NOT symmetrical Please check below picture to ensure front and rear bracket assembly are assembled properly DoNOTovertighten the screws ...

Page 9: ...STEP 11 9 M4x12 M4x12 M4x12 ...

Page 10: ...nt Rear The long cam is assembled in the front e n o t r o h s e h t t e k c a r b in the rear bracket BRAKE CAMS STEP 12 P 13 STE 10 12 1 12 2 M3x12 Nylock nut M3 3 2x7x0 5 M3x10 M3x4 M3x4 1 1 2 2 3 4 Long Short M3x12 3 2x7x0 5 Nylock Nut M3 M3x4 M3x10 ...

Page 11: ... the gears will not run in properly and may wear quickly After 1 or 2 hours of running the car re check the gear mesh between the ring gear and the pinion All parts should have run in properly now You may add or remove 8x11x0 1 shims as needed 8x11x0 1 11 STEP 14 P 15 STE BAG 2 2 5x13 14 1 14 2 2 5x13 M5x6 M3x14 M3x12 flanged M5x6 5x13x4 NSK 8x16x5 NSK 8x16x5 NSK 5x13x4 NSK M3x14 M3x12 Flanged 8x1...

Page 12: ... M3x22 M3x16 M3x16 13x16x0 1 13x16x0 1 13x16x0 1 M3x22 M3x16 After 1 or 2 hours of running the car re check the gear mesh between the ring gear and the pinion All parts should have run in properly You may add or remove 13x16x0 1 shims as needed ...

Page 13: ...ERTSCHART REAR ANTISQUAT INSERTS CHART ANTIROLL BAR ROD LENGTH 13 STEP 18 P 19 STE BAG 3 M2 5X6 M2 5X6 18 1 18 2 34 mm Tighten anti roll bar cap until there is no play and it moves freely 2 3 4 1 M3X16 M3x16 M2 5x6 ...

Page 14: ...REAR ANTIROLL BAR ASSEMBLY 14 STEP 20 P 21 STE M3X3 M3X3 5X8X2 5 Flanged M3x3 5X8X2 5 Flanged Make correct holes in the mudguards as required M3X8 M3x8 M3X8 ...

Page 15: ...LT WHEELBASE SHIMS 8x11x0 1 8x11x0 2 REAR UPRIGHT POSITION 15 STEP 22 BAG 4 3x17 13x19x4 8x16x5 2 5mm 1 25mm Nylock Nut M3 M5x4 2 5x13 22 1 22 2 4 3 5 6 1 2 Note the correct coupler assemby Apply shims size 8x11x0 1 and or 8x11x0 2mm as needed to remove play ...

Page 16: ... 1 M3x20 3 5x7x0 5 Nylock Nut M3 Nylock Nut M3 Flanged M3x22 16 STEP 23 BAG 5 3 2x7x0 5 Nylock Nut M3 Flanged 17 7 mm REAR CAMBERLINK LENGTH M3X20 M3X22 23 2 REAR CAMBERLINK DEFAULT POSITION Nylock Nut M3 ...

Page 17: ...17 STEP 24 P 25 STE M4x12 M4x20 Nylock Nut M3 Nylock Nut M3 M3x25 M3x25 M3x16 M4x12 M4x20 M3x16 ...

Page 18: ... hours of running the car re check the gear mesh between the ring gear and the pinion All parts should have run in properly now You may add or remove 8x11x0 1 shims as needed 18 STEP 26 P 27 STE BAG 6 2 5x13 M5x6 5x13x4 NSK 8x16x5 NSK 2 5x13 M5x6 8x16x5 NSK 5x13x4 NSK M3x22 M3x16 13x16x0 1 13x16x0 1 13x16x0 1 M3x22 M3x16 26 1 26 2 27 1 27 2 8x11x0 1 After 1 or 2 hours of running the car re check t...

Page 19: ...ANTIROLL BAR ROD LENGTH FRONT ASSEMBLY 19 STEP 28 P 29 STE BAG 7 M3x16 M3x16 M2 5x6 29 1 29 2 M2 5X6 M2 5X6 Tighten anti roll bar cap until there is no play and it moves freely 34 mm ...

Page 20: ...M3x16 M3x3 5X8X2 5 Flanged FRONT ANTIROLL BAR ASSEMBLY FRONTSUSPENSION KICKUP INSERTS FRONT REAR INSERTS 20 STEP 30 P 31 STE M3X16 M3X3 5X8X2 5 Flanged M3X3 ...

Page 21: ... the kit STEERING ARMS Apply shims size 8x11x0 1 and or 8x11x0 2mm as needed to remove play 8x11x0 1 8x11x0 2 Note the correct on the shaft with the grubscrew 21 STEP 32 BAG 8 32 1 3x17 13x19x4 8x16x5 M3x10 M5x4 2 5x13 4 3 3 5 6 7 1 1 2 2 32 2 32 3 M2 5X6 M3X3 2 5x5x0 4 M4x6 M4x6 coupler assemby Nylock Nut M3 ...

Page 22: ...ock Nut M3 Flanged M3x20 3 5x7x0 5 Nylock Nut M3 Nylock Nut M3 Flanged M3x20 FRONT CAMBERLINK LENGTH FRONT CAMBERLINK DEFAULT POSITION 22 STEP 33 BAG 9 16 7 mm 3 2x7x0 5 M3x20 M3x20 33 1 33 2 Nylock Nut M3 ...

Page 23: ...23 STEP 34 P 35 STE M4x12 M4x20 M4x8 M4x10 M4x12 M4x8 M4x20 M4x10 M4x10 ...

Page 24: ... mm STEERINGTRACKRODLENGTH STEERING ASSEMBLY 24 STEP 36 P 37 STE BAG 10 5x8x2 5 36 1 36 2 37 1 3x7 5x1 3x7 5x1 Conical M3x20 M3x20 37 2 Nylock Nut M3 9mm Note correct position of the conical shim M3x20 M3x12 M2x10 M2x10 M3x12 3x6x0 5 5x8x2 5 5x8x2 5 3x6x0 5 3x6x0 5 3x7 5x1 3x7 5x1 Conical Nylock Nut M3 ...

Page 25: ...5x1 Conical 3x7 5x1 3x7 5x1 Nylock Nut M3 Flanged Nylock Nut M3 M3x20 M3x20 M3x14 M3x12 M3x10 M4x12 M4x10 M3x20 M3x14 M3x12 M4x12 M3x10 M4x10 6x10x3 6x10x3 Nylock Nut M3 Flanged 3x7 5x1 Conical Nylock Nut M3 Nylock Nut M3 Nylock Nut M3 Nylock Nut M3 Flanged ...

Page 26: ...M4x30 2 Nylock Nut M3 M3x12 M4x30 Nylock Nut M3 Flanged M3x6 M3x6 PutthreadlockinalltheM3x6screws M3x6 26 STEP 40 P 41 STE M3x12 Nylock Nut M3 Nylock Nut M4 Flanged 1 2 1 ...

Page 27: ...Flanged M3x16 Flanged Nylock Nut M3 3x7 5x1 Conical 1 1 2 19 3 19 6 mm STEERING LINK LENGTH Note correct position of the conical shim SERVO SPACERS s d n a r b o v r e s t e n r e f f i d n e e w t e B there could be slight differences Check how many teeth your servo spline has 23 24 or 25 and use the right lever ...

Page 28: ...M2x10 M2x10 M3x5 28 STEP 44 P 45 STE Assembly detail in case of using a larger transponder M2x10 M3x5 M3x5 M2x10 Assemblydetailincase of NOT using a switch M2x10 ...

Page 29: ...4x12 Nylock Nut M3 M3x3 29 STEP 46 P 47 STE 46 1 46 2 M2x10 M4x12 M4x12 M4x12 M2x10 M2x10 M3x3 3x7 5x1 Conical 1 1 2 2 Nylock Nut M3 Apply the supplied decal on the battery cover Apply the supplied decal on the receiver cover ...

Page 30: ...BRAKE ASSEMBLY THROTTLE BRAKE SPOKE LENGTHS THROTTLE ASSEMBLY Note the correct orientation of the brake balls M3x12 M3x3 M3x3 M3x5 M3x3 3 5x7x0 5 1 2 2 3 4 5 5 6 4 46 mm THROTTLE 65 mm BRAKE Check how many teeth your servo spline has e s u d n a 5 2 r o 4 2 3 2 the right lever ...

Page 31: ... 14 RR SHOCKS 50 1 51 1 51 2 50 2 50 3 1 2 Use some silicone oil during the assembly Use some silicone oil during the assembly Insert the o ring inside the spring collar Nylock Nut M2 5 2 5x6x0 5 Note the correct orientationofthe shock spacers Note the correct position of the o ring ...

Page 32: ... For the correct cst value please check the default setupsheet 2 Extend the shockrod fully 3 Move the shockrod n w o d d n a p u y l w o l s to let ALL air bubbles escape 4 Apply the gasket and cap and close fully 1 Bleed push the shock rod all the way in slowly to allow excessive oil to escape 2 With shockrod fully g n i r o e h t t n u o m n i and screw Assemble the spring and spring cup align c...

Page 33: ... M3x6 M3x6 M3x6 M3x6 M3x25 M3x25 Nylock Nut M3 Flanged Nylock Nut M3 Flanged 1 2 2 3 3 Nylock Nut M3 Flanged Nylock Nut M3 Flanged M3x6 M3x6 M3x25 M3x25 1 3 3 2 2 FRONT SHOCKS DEFAULT POSITION REAR SHOCKS DEFAULT POSITION ...

Page 34: ...M3x18 M3x12 M3x12 M3x16 Flanged M2x6 M2x6 M2x6 Nylock Nut M3 M2x6 M3x18 Nylock Nut M3 M3x12 M3x16 Flanged M3x14 M3x14 t r e s n i c c 3 d e t n u o m e r p a s e r u t a e f k n a t l e u f e h T You can remove it if needed as shown FUEL TANK INSERTS ...

Page 35: ...56 P 57 STE BAG 16 M3x14 M3x14 56 1 56 2 5x8x0 1 5x8x0 3 M3x8 3 2x7x0 5 5x10x4 3 2x7x0 5 5x8x0 1 5x8x0 3 5x10x4 M3x8 M3x14 Pushthelonglegofthe spring in the inner hole of the clutch shoe Do not fully tighten the M3x14 screws till Step 61 ...

Page 36: ...d to trim off some plastic from the center diff cover to give the carburetor enough clearance over the brake plates This could be done with a hobby knife 1 Assemble and fully tighten the M4x10 screws 2 Position the engine in such way on the engine mount that the gearmesh is correct 3 Fully tighten M3x14 screws assembled during the Step 60 ...

Page 37: ...37 STEP 60 BAG 17 ...

Page 38: ...38 STEP 61 P 62 STE 1 2 61 2 61 1 1 2 3 M3x18 M3x6 M3x6 Body Clip M3x18 oil not included Do NOT use silicone oil AIR FILTER ASSEMBLY ANGLED WING SPACERS CHART 2º 4º 6º FRONT REAR ...

Page 39: ...39 STEP 63 P STE ...

Page 40: ...antenna as needed with a body reamer not included Make a longer bodypost 2 Before painting the body apply the precut masking sheet elements to the inside of the body Follow the cleaning painting instructions supplied by the polycarbonate paint supplier you choose 3 Apply the Serpent and Cobra logo decals on the body and wing 1 2 3 3 M3x5 Body Clip ...

Page 41: ...2 CENTRAL EXPLODED VIEW 43 REAR EXPLODED VIEW 44 FRONT EXPLODED VIEW 45 STEERING EXPLODED VIEW 46 RADIO EXPLODED VIEW 47 SHOCKS EXPLODED VIEW 48 CLUTCH EXPLODED VIEW 49 FINAL 1 EXPLODED VIEW 50 FINAL 2 EXPLODED VIEW 51 EXPLODED VIEWS 41 ...

Page 42: ... HTD spur gear 48T SRX8 110211 600421 110127 110502 600200 600214 600214 600214 600376 600376 110211 600421 110115 110502 600200 601061 601062 601059 601062 601068 HTD diff set 44T fr rr SRX8 601069 HTD diff set 46T center SRX8 601062 601062 601067 601060 601072 opt 601062 601063 601064 opt 601065 opt ...

Page 43: ...00747 600742 600745 601069 600746 110115 110127 110109 600746 110109 110402 110401 600742 110105 110122 110122 600743 600743 110146 110146 600748 600748 600744 600744 600829 600829 600829 600829 600721 opt 600721 Chassis alu hard coated SRX8 ...

Page 44: ...2 110431 110432 600851 opt 600852 opt 600192 600622 opt 600174 opt 600485 opt 600890 opt 600895 600890 Wishbone insert carbon RR Upper SRX8 2 600484 Antirollbar spacer alu 2 600237 Antiroll bar rear 2 3mm 600238 Antiroll bar rear 2 5mm 600338 Antiroll bar rear 1 8mm 600339 Antiroll bar rear 2 0mm 600434 Antiroll bar rear 2 4mm 600684 Antiroll bar rear 3 0mm 600969 Antiroll bar rear 2 2 mm 600970 A...

Page 45: ...ower SRX8 2 600888 Wishbone insert carbon FR Upper SRX8 2 600936 Gear coupler 2 SRX8E 600975 Driveshaft center fr SRX8 EVO 600977 Driveshaft center fr alu SRX8 EVO 110130 600108 110105 600775 110191 110130 600193 600485 opt 110130 100119 110402 600225 600887 opt 600888 opt 110116 110440 110130 601057 600787 1393 600781 600780 600197 600834 110211 600102 110148 600821 110224 600788 opt 600789 opt 6...

Page 46: ...110183 1311 600180 600180 600827 110188 1321 600753 600812 600330 110405 600170 110402 600749 600844 opt 600754 110402 110102 110184 110102 600729 110105 110108 1321 1321 601052 110127 110125 600764 1321 1311 601054 601052 601054 110439 600178 600751 601053 110108 110439 110402 110402 600724 110108 600749 600845 opt 110192 110127 110127 600178 600751 110125 ...

Page 47: ...880 600880 600761 600763 600763 600761 600762 110116 110116 110116 1639 1639 1639 600762 600761 600757 110146 110146 600757 110128 600757 600106 600178 600178 600290 Servo lever steering 23T alu 600291 Servo lever steering 24T alu 600292 Servo lever steering 25T alu 600841 Servo lever throttle alu 23T SRX8 600842 Servo lever throttle alu 24T SRX8 600843 Servo lever throttle alu 25T SRX8 600758 Rad...

Page 48: ... lbs red 2 600857 Shockspring FR 5 1 lbs blue 2 600858 Shockspring FR 5 3 lbs purple 2 600859 601070 Shock piston angled 1 2mm 4 SRX8 601071 Shock piston angled 1 3mm 4 SRX8 Shockspring FR 5 5 lbs green 2 600860 Shockspring set FR 6x2 600861 Shockspring RR 3 0 lbs orange 2 600862 Shockspring RR 3 2 lbs red 2 600864 Shockspring RR blue 3 6lbs 2 600865 Shockspring RR 3 8 lbs purple 2 600866 Shockspr...

Page 49: ...14T 600519 Clutch bell 14T vented 600520 Clutch bell 15T vented 600229 Clutch spring soft 0 85mm 4 600231 Clutch spring hard 0 95mm 4 600232 Clutch spring X hard 1mm 4 600233 Clutch spring set 4x4 600175 Clutchshoe alu 4 600355 Clutch shoe setAlu Carbon 2 2 600244 Clutch set alu carbon 600298 Flywheel steel 600563 Flywheel 3 pin alu 600565 Clutch spring 3 pin 0 9mm 3 600578 Clutch spring 3 pin 1 0...

Page 50: ...110146 110402 600768 600835 600282 opt 600282 opt 600839 opt 600765 600768 600779 600824 600871 600870 110102 110127 110137 600824 600824 600824 600779 600779 600769 110194 110194 600769 600832 600835 110441 110441 110137 600282 Shock pivot bushing delrin 4 600839 Motormount mono alu SRX8 ...

Page 51: ...826 opt 600840 opt 600872 opt 600263 110159 600772 600222 600297 opt 600620 opt 600719 600621 opt 600297 Wheel nut17mm 4 600143 Wing white nylon 600277 Wing black nylon 600439 Wing white low 811 600440 Wing black low 811 600719 Body SRX8 High Downforce 600826 Wing straight MD white 1 8 600840 Wing lexan HD with gurney 1 8 600872 Wing gurney 600620 Rim 1 8 buggy White 4 600621 Rim 1 8 buggy Yellow ...

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Page 54: ...INSTRUCTION MANUAL Manual Cobra SRX8 PRO 600020 ...