ROTO 85 FSI - four stroke Inline Petrol Engine GST Inc (1 x in stock with optional 2in1 muffler) (AUS Warehouse)

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ROTO motor 85 FSI is two cylinder  4 stroke  gasoline engine made specifically for the model  airplanes up to 3.6 m (11.8’) and 20 kg (44,2 lb). These dates are for recreational flying.

The Engine was developed in Europe with the assistance of CAD systems (Solidworks) and optimized for the liquid flow in the Flow software (made by Solidworks).

All ROTO engines and its components are made and programed by utilizing the state of art 5 axis machinery made by American companies HASS and Siemens NX.

Every engine, made by ROTO MOTOR Company is bench tested and adjusted by qualified technician on the Engine Star equipment to ensure its peak performance.

RotoMotor Team give one year factory defects warranty. After factory warranty time, Customers can send the engine back to Sydney Australia for repair/maintenance. Team Austars only charge factory parts cost and labor fee $77 AUD/Hour (GST Inc).Both inbound/outbound freight costs will be paid by the buyer.

Austars Engine Team in Sydney Australia give 24/7 days technical online support.

Our online 24/7 contacts:

WhatApp/line: 0061 0433 000 015

Wechat: 2672191400

Livechat or Skype: Austarsmodel   

Facebook Messenger: Austars-Model Sydney   

Basic technical data:

* DISPLACEMENT 85 ccm

* STATIC ENGINE THRUST 12 kg

* BORE 39,5 mm

* WEIGHT 3 000 g

* PISTON ROD 4 × NEEDLE BEARING

* CRANK SHAFT 4 x BALL BEARING NSK

* INGNITION PROCESSOR ROTO

* FUELGAS + OIL MOTUL 710 1:40

* RPM 1000 - 5800

* 2 BLADE PROPELLER 25-26/10-12

* 3 BLADE PROPELLER 24/10-12

Manufacturing technology ROTO 85 FSI

• Crank case (kit) – it is rough-worked of the cast at the CNC milling cutter. After that it is covered or slashed with a special colour. 
  
  
• Cylinder (roll) – it is made of one piece of dural with pressed insole from the mild-granular cast iron, it is sharpened and honed to the correct size.  
  
  
• Piston – it is casted from silicon alloy with one sealing circle. The aparature for the bung 8 mm is honed.  
  
  
• Piston rod – it is forging, which is completely worked. Two needle focuses are moulded into piston rod, it is made for the piston and cranked bung.  
  
  
• Crank shaft – it is made of one piece of steel, it is cemented and hardened and it is completely sharpened. 
  
  
• Back lid of the engine – it is worked casting, in which is hardened and sharpened rolled slide - valve layed. 
  
  

Pieces of engine are after clearing by the scan pieced together in preparations at the special workplace.

Description of the engine:

4-Stroke Gasoline Engine

RC Gasoline Engine

Engine for RC Airplane  

Gasoline RC Engine

Inline Gasoline RC Engine

Engine for Large Model Aircraft

Four Stroke Gasoline Engine

RC Airplane Engine

Engine for UAV