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By adjusting the spring tension of the shocks, you can increase steering sensitivity, adjust the ride-height of the X-Terminator 2 RTR 

4WD Nitro Buggy and fine-tune the dampening quality of the suspension system. How you drive your Nitro Buggy will dictate what settings 

you should be using. As an example, if you're driving your X-Terminator 2 RTR 4WD Nitro Buggy off-road and going over lots of jumps, you 
may want to increase the spring tension of the front shocks to help prevent the front of the Nitro Buggy from bottoming out. If you're racing 
your X-Terminator 2 RTR 4WD Nitro Buggy, local track conditions will dictate the settings to use.

rECoMMEnDED iniTiaL SETTingS:

aDJUSTINg ShoCK SpRINg TENSIoN

  We recommend initially leaving the adjustment rings in the factory locations.

Increase  or  decrease  spring  tension  by  threading  the  adjustment  ring  up  or  down 
the shock body.

Threading  the  ring  down  increases  spring  tension  and  the  chassis's  ride  height,  and 
will  stiffen  the  overall  dampening  characteristics  of  the  suspension.  Threading  the 
ring  up  decreases  spring  tension  and  makes  the  dampening  characteristics  of  the 
suspension softer.

  When  adjusting  the  spring  tension,  make  sure  to  adjust  the  right  and  left  sides 

equally.

aDJUSTINg ShoCK DampENINg aND REplaCEmENT ShoCK SpRINgS

Changing  the  shock  oil  (the  oil  inside  the  shocks)  will  change  the  dampening  characteristics  of  the 
shocks. Typically, if you are running on smooth surfaces, use a heavier weight oil. If you are running 
on rough surfaces, use a lighter weight oil.

iMPorTanT

 We recommend using only 00% Silicone Shock Oil. Do not use motor oil. The stock 

shock oil used in the X-Terminator 2 RTR 4WD Nitro Buggy is 30Wt shock oil. This is good for all-around 
use. 

for racing, you may want to consider using 35Wt - 40Wt shock oil.

Shock springs are easy to change and can make a difference in the way your X-Terminator 2 RTR 4WD Nitro Buggy handles relative to the 
type of terrain you're driving on. If you drive your Nitro Buggy off-road, in a smooth, high-traction area, use stiffer springs to reduce body 
roll and weight shift. If the area where you drive your Nitro Buggy is very bumpy, you might consider using softer springs to help absorb the 
bumps. If the area is bumpy and you use harder springs, the Nitro Buggy will have a tendency to jump and hop around. The shock springs 
included with the X-Terminator 2 RTR 4WD Nitro Buggy are suitable for most general off-road applications.

Continued on next Page

The upper hinge pins can be moved up and down to adjust bump steer. Generally, if you move the hinge pins into a lower position, 
this  will  increase  bump  steer,  which  can  be  helpful  on  tight  tracks.  For  a  larger  track,  you  may  want  to  move  the  hinge  pins  to  a 
higher position to decrease bump steer.

rECoMMEnDED iniTiaL SETTingS:

aDJUSTINg BUmp STEER

  We recommend initially leaving the upper hinge pins in the factory locations.

Adjust bump steer by removing the upper hinge pins and reinstalling them, along with the 
upper suspension arms, in a hole either further up or lower down.

noTE:

  When  tightening  the  hex  nut  on  the  back  of  the  hinge  pins,  be  careful  not  to 

overtighten them or the hinge pins may not pivot freely.

  When  adjusting  the  hinge  pin  positions,  make  sure  to  adjust  the  right  and  left  sides 

equally.

49356  and  49372  .3mm Shock Spring (RED)
49354  and  49370  .4mm Shock Spring (BLUE) 

149352  and  149366  1.5mm Shock Spring (WHiTE) - SToCK

49350  and  49363  .6mm Shock Spring (YELLOW)
49349  and  49364  .7mm Shock Spring (BLACK)

fronT  

 rEar

SOFT

STIFF

Summary of Contents for XT2 Racer

Page 1: ......

Page 2: ...people Serious injury could result Never operate your model on busy streets or if there are cars around Do not use your model to chase pets or other animals The receiver and battery boxes are not wate...

Page 3: ...inium Hub Carriers CVD Silicone Dust Boots Aluminium Rear Hubs Titanium Turnbuckles New suspension geometry New radio system layout New bracing systems The X Terminator 2 RTR 4WD Nitro Buggy has it al...

Page 4: ...ally for performance engines like the XTM Racing 4 P N 146021 or the XTM Racing 3 P N 146020 during the break in process After the break in period you may want to use a different heat range glow plug...

Page 5: ...hange crystals in both the transmitter and the receiver so that you and your friends can drive at the same time No two radio systems nearby can be operated on the same frequency On Off Switch Turns th...

Page 6: ...eceiver from dust dirt and oil The receiver box is not waterproof Shock Absorber Each shock is oil filled and uses a spring that is well suited for most off road conditions The shocks feature threaded...

Page 7: ...into place and tighten it gently until it stops IMPORTANT Do not force the antenna into place or tighten it too strongly Doing so could cause damage to the antenna and or transmitter Remove the plast...

Page 8: ...est amount of lubricant shock oil etc to the tip of the receiver antenna to more easily thread it through the antenna tube Push the end of the antenna tube firmly into the antenna mount you may have t...

Page 9: ...X TERMINATOR 2 RTR 4WD NITRO BUGGY SAFETY TIP Always turn on the transmitter first followed by the receiver After you re done turn off the receiver first then turn off the transmitter This will preven...

Page 10: ...the brakes should be disengaged i e the X Terminator 2 RTR 4WD Nitro Buggy should roll forward smoothly when pushed Let go of the throttle trigger and the carburettor barrel should return to its idle...

Page 11: ...re it into place using one nylon cable tie then slip the air filter assembly over the base of the carburettor and secure it into place using a second nylon cable tie To clean the air filter remove the...

Page 12: ...die during idle Ideally the engine should idle smoothly yet slow enough so that the clutch stays disengaged High Speed Needle Valve The high speed needle valve is preset from the factory for the init...

Page 13: ...ariety of different heat range glow plugs to suit your engine Typically use a hotter glow plug if you re using 15 20 nitro fuel or are running in cooler ambient temperatures Hotter glow plugs typicall...

Page 14: ...necessary to properly break in your new engine Please follow the steps closely Fuel Recommendation For the break in period you should use a fuel specifically designed for R C car engines that contains...

Page 15: ...ned pipe richen the high speed needle valve 1 4 turn turn counterclockwise After 2 3 minutes stop the engine by pinching the fuel line to the carburettor Let the engine cool for approximately 10 minut...

Page 16: ...he engine reacts to throttle Now that you know the proper way to tune the engine you can make slight adjustments to the carburettor until you are satisfied with the performance To keep your engine ope...

Page 17: ...WD Nitro Buggy is preset from the factory however after running the Nitro Buggy for a while you may find that the brake linkage needs adjusting Follow the information below to check and adjust the bra...

Page 18: ...then carefully pull out the toe angle block being careful not to pull out the hinge pins Install the desired toe angle block Installation is the reverse of the disassembly procedure To adjust the toe...

Page 19: ...2 RTR 4WD Nitro Buggy is 30Wt shock oil This is good for all around use For racing you may want to consider using 35Wt 40Wt shock oil Shock springs are easy to change and can make a difference in the...

Page 20: ...he front bumper and the differential assembly in place Use a small flat blade screwdriver to pry the screw cover off the front of the bumper and remove the two screws from inside the bumper then remov...

Page 21: ...arts Test on an inconspicuous area first After cleaning the chassis and engine with Nitro Car Cleaner you should oil the moving parts of the chassis Do not oil the clutch bell spur gears drive shafts...

Page 22: ...and or replace C Idle mixture screw set too lean C Reset idle mixture to factory setting P12 D Old or contaminated fuel D Replace with new fuel E Engine flooded with too much fuel E Remove glow plug...

Page 23: ...eplace G Carburettor set too rich G Lean high speed needle valve P16 6 Suspension not smooth or free A One or more shock sticking A Clean and or rebuild the affected shock s B Bent shock shaft B Rebui...

Page 24: ...s contact your closest distributor for a local stockist using the Customer Service Information below ASSEMBLY MANUAL PAGES 25 51 REPLACEMENT PARTS PAGES 52 59 OPTION PARTS PAGES 60 64 IMPORTANT INFORM...

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