Ofna Racing Ultra II, Instruction Manual

ASSEMBLY OF THE FUEL TUBE

* Connect to   
      fuel nipple.

* Connect to 
         carbulater.

 * Connect to fuel tank
    pessure nipple.

3 x 10mm 
Tapping Screw

3 x 10mm 
Tapping Screw

#10273

Servo Post Mounts

#10273

Servo Post Mounts

Throttle Servo

Steering Servo

3 x 10mm 
Screw

3 x 10mm 
Screw

#30520

Radio Tray
Post, Alum.

#36770

Radio Tray

#10178 - Yellow
#10179 - Lt. Blue

Silicone Fuel Tubing, 3ft.

* Take the radio tray post and 
   servo post from receiver box 
   plastic parts.

In U.S. Kits, the post are
CNC Alum. Instead of Plastic
Use Machine Screw instead of Tapping as shown.

ASSEMBLY OF THE RADIO TRAY AND SERVO

* Connect to 
      press nipple.

3 x 10mm 
Tapping Screw

ASSEMBLY OF THE BRAKE SYSTEM

3X3mm
Set Screw 

A-80B
2mm 
Adjust Nut

Servo Mount

2x25mm
Screw

#30800

Brake System Plastic Parts Set

Adjust 
  Mount

3mm
Nut

Slider

3x12mm
Screw

2x8mm
Screw 

2mm Nut

2mm
Tie-Rod End

2mm
Tie-Rod End

2x6mm
Washer

2x6mm
Washer

2x4mm
Screw

2x4mm
Screw

Screw 

Cement

#10273

Servo Post Mounts

INSTALLATION OF THE FUEL TANK
AND ENGINE ONTO CHASSIS

Note Book Paper

*

Use note book paper to set

 gear backlash between spur gear
 and clutch bell gear.
 If the space is not correct the  spur gear
 will be damaged.  

3 X 20mm
Cap Screw

Spur Gear

Clutch Bell

* Loose or tighten  3x20mm cap screw 
   and 5x10mm hex screw to align 
   spur gear and clutch bell same
   as shown. 

5x12mm
Washer
( 4 pcs )

5x10mm
Hex Screw
( 4 pcs )

3 x 10mm
Tapping Screw

3 x 10mm
Tapping Screw

Plastic Post

Plastic Post

3 x 15mm
Screw

3 x 15mm
Screw

Pressure  Nipple

Fuel Nipple

*Tighten the strap 
  and cut off the excess.

#10180

Silicone Tube

#10069

Manifold Adapter
( Red Silicone )

#10120

 Manifold
Spring 

5x5mm
Set Screw 

4x1omm
Flat Head
Screw 

#30491

Muffler Mount
Wire
You must bend wire as
shown,

4mm
Nylon 
Locknut

ASSEMBLY OF THE MANIFOLD AND
MUFFLER

Nylon Strap
( Large )

#10060

Manifold

#10111

Motor Mount Screw set

#10079

Alum. CNC
Pressure Nipple

#30490

Muffler

* Drill a hole (Size 3.5mm)
   in the place and align as shown.
   Use a two part high temp. epoxy glue to
   fully seal the nipple base. 

#30280

Fuel Tank

* Take the plastic post 
   from the receiver box 
   plastic parts.

3 x 10mm Screw 

3 x 10 mm Flat Head 
                  Screw