en Verner VM 133

Verner VM 133
	Verner VM 133MK
Type	Aircraft engine
National origin	Czech Republic
Manufacturer	Verner Motor
Major applications	Airflow Twinbee; Avid Catalina; SlipStream Genesis
Produced	up until about 2013
Developed from	Verner 1400

The Verner VM 133 is a family of Czech two cylinder, horizontally opposed, four stroke aircraft engines, designed and built by Verner Motor of Šumperk.^[1]^[2]^[3]

Design and development

The 133M is based on the earlier Verner 1400 and uses a 12 volt 1000W electric starter and has a 12 volt 160W generator. It runs on 95 octane automobile fuel or 100LL Avgas. The recommended time between overhauls is 1000 hours.^[1]^[2]^[3]^[4]

The engine was still advertised for sale on the company website in 2013, but by 2015 was no longer listed as available and it is likely that production has ended.^[5]

Variants

VM 133M: Original model
VM 133MK: Improved model

Applications

Specifications (VM133 MK)

Data from Technical Data VM133 MK^[2]

General characteristics

Type: Twin-cylinder, horizontally opposed, four-stroke aircraft engine
Bore: 97 mm (3.82 in)
Stroke: 90 mm (3.54 in)
Displacement: 1,329 cc (81.1 cu in)
Length: 617 mm (24.29 in)
Width: 736 mm (28.98 in)
Height: 456 mm (17.95 in)
Dry weight: 61 kg (134 lb)

Components

Fuel system: Two Bing 64 carburetors pressurized by a Pierburg 7.20971.63 fuel pump
Fuel type: 95 octane auto fuel or 100LL Avgas
Oil system: oil class SH/SG 5
Cooling system: air-cooled
Reduction gear: 2:1 or 2.29:1 oil-filled gear box

Performance

Power output: 63 kW (84 hp) at 5500 rpm for three minutes, 51 kW (68 hp) at 4200 rpm continuous
Compression ratio: 9.8:1
Fuel consumption: 11 litres (2.4 imp gal; 2.9 US gal) per hour at cruise settings
Power-to-weight ratio: 1.03 kW/kg

References

^ ^a ^b ^c Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, page 22. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
^ ^a ^b ^c Verner Motor (n.d.). "TECHNICAL DATA VM133 MK". Retrieved 24 April 2012.
^ ^a ^b Central Florida Flyers (n.d.). "VM 133M". Retrieved 24 April 2012.
^ ZdenÄ›k KluÄŤka. "Verner Motor, Czech Republic - ultralight - aircraft - LSA". vernermotor.com. Archived from the original on 26 August 2013. Retrieved 30 June 2015.
^ "Verner Motor". Internet Archive Wayback Machine. Retrieved 30 June 2015.
^ SlipStream, International (2009). "Revelation Powerplant Options". Archived from the original on 6 July 2011. Retrieved 24 April 2012.

External links

[WDLA11-1] Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, page 22. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X

[Company-2] Verner Motor (n.d.). "TECHNICAL DATA VM133 MK". Retrieved 24 April 2012.

[CFF-3] Central Florida Flyers (n.d.). "VM 133M". Retrieved 24 April 2012.

[4] ZdenÄ›k KluÄŤka. "Verner Motor, Czech Republic - ultralight - aircraft - LSA". vernermotor.com. Archived from the original on 26 August 2013. Retrieved 30 June 2015.

[5] "Verner Motor". Internet Archive Wayback Machine. Retrieved 30 June 2015.

[SSRevEng-6] SlipStream, International (2009). "Revelation Powerplant Options". Archived from the original on 6 July 2011. Retrieved 24 April 2012.

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Verner VM 133