Gas Engines

26cc IFS/RC, 30cc IFS/RC, 35cc IFS/RC, 40cc IFS/RC, 50cc IRS, 58cc, 80cc IRS, 116cc IRS, 152cc IRS

MVVS offers a wide range of engine sizes to suit any need, being it the latest Scale project, a competition IMAC or 3D plane or a Sport flyer. All MVVS engines have a variety of exhaust options available for them.

MVVS 26 IFS/RC - Discontinued

Displacement :  25,66 cm3
Bore / Stroke :  33 / 30,1 mm
Weight Without Ignition :  940 g
Ignition :  electronic, microprocessor  
Ignition Weight :  178 g
Carburetor :  Walbro
Power Output With Prop : 
Prop RPM &Exhaust
 APC 16/12  7300-7400  3266
 APC 16/10  8100-8300  3266
 Mejzlik 18/8  8100-8200  3266
 7200-7300  3270
 6700-6800  3298
Description :  MVVS 26 IFS Engine is based on standard MVVS configuration - front carburetor placing, intake controlled by crankshaft and exhaust system directed to right side.
MVVS 26cc IFS/RCCrankshaft fitted on 2 ball bearing and both connecting rod holes equipped with INA needle bearings. Piston is made from aluminum composition with high content of silicium. Piston is coated by special sliding coat, which makes running-in easier and extends engine service life. All work in steel piston liner.
 
Engine is suitable for all kind of models, incl. acrobatics. Engine is easy to use therefore it is also suitable for beginners. buretor placing, intake controlled by crankshaft and exhaust system directed to right side. Crankshaft fitted on 2 ball bearing andh connecting rod holes equipped suitable for all kind of m
odels, incl. acrobatics. Engine is ore it�s also suitable for beginners.

MVVS 30 IFS/RC

Displacement :  30 cm3
Bore / Stroke :  35 / 31 mm
Weight Without Ignition :  930 g
Ignition :  electronic, microprocessor   
Ignition Weight :  190 g
Carburetor :  Walbro
Power Output With Prop : 
Prop RPM &Exhaust
 APC 16/12  8500-8700  3266
 APC 16/10  9000-9300  3266
 Mejzlik 18/10  8450-8550  3266
Description :  MVVS 30 IFS Engine is based on standard MVVS configuration - front carburetor placing, intake controlled by crankshaft and exhaust system directed to right side.
MVVS 26cc IFS/RCCrankshaft fitted on 2 ball bearing and both connecting rod holes equipped with INA needle bearings. Piston is made from aluminum composition with high content of silicium. Piston is coated by special sliding coat, which makes running-in easier and extends engine service life. All work in steel piston liner.
 
Engine is suitable for all kind of models, incl. acrobatics. Engine is easy to use therefore it is also suitable for beginners. buretor placing, intake controlled by crankshaft and exhaust system directed to right side. Crankshaft fitted on 2 ball bearing andh connecting rod holes equipped suitable for all kind of m
odels, incl. acrobatics. Engine is ore it�s also suitable for beginners.

MVVS 35cc IFS/RC - Discontinued

Displacement :  34,6 cm3
Bore / Stroke :  35,5 / 35 mm
Weight Without Ignition :  1465 g
Ignition :  electronic, microprocessor   
Ignition Weight :  178 g
Carburetor :  Walbro
Power Output With Prop : 
Prop. RPM Exhaust
APC 20/8 7600-7700 3268
Mejzlik 20/10 7200-7300 3268
Mejzlik 20/8 8200-8400 3268
Mejzlik 21/10 6600-6700 3268
Mejzlik 20/8 7100-7200 3268
Mejzlik 20/10 6300-6400 3271
Mejzlik 20/8 7300-7500 3271
Mejzlik 20/8 6700-6800 3298
Description :  MVVS 35cc IFS/RClMVVS 35 IFS Engine is based on standard MVVS configuration - front carburetor placing, intake controlled by crankshaft and exhaust system directed to right side. Crankshaft fitted on 2 ball bearing and connecting rod has both holes equipped with INA needle bearings. Piston is made from aluminum composition with high content of silicium. Piston is coated by special sliding coat, which force running-in the engine and extend engine service life. All works in steel piston liner.
Engine is suitable for all kind of models, incl. acrobatics. These are mainly popular for airforce models and trailing models. Engine is easy to use therefore it is also suitable for beginners.
** To be discontinued ** beginners.
 

MVVS 40cc IFS/RC

Displacement :  39,7 cm3 / 2.42 cu inch
Bore / Stroke :  38 / 35 mm
Weight Without Ignition :  1451 g
Ignition :  electronic, microprocessor   
Ignition Weight :  190 g
Carburetor :  Walbro
Power Output With Prop : 
Prop. RPM Exhaust
APC 20/8 8000-8100 3268
  7650-7750 3271
Mejzlik 22/10 6950-7050 3268
  6350-6450 3271
Description :     MVVS 40 IFS Engine is based on standard MVVS configuration - front carburetor placing, intake controlled by crankshaft and exhaust system directed to right side. Crankshaft fitted on 2 ball bearing and connecting rod has both holes equipped with INA needle bearings. Piston is made from aluminum composition with high content of silicium. Piston is coated by special sliding coat, which force running-in the engine and extend engine service life. All works in steel piston liner. MVVS 40 IFS Engine
Engine is suitable for all kind of models, incl. acrobatics. These are mainly popular for airforce models and trailing models. Engine is easy to use therefore it is also suitable for beginners.
   We have made this engine by rebore the reliable engine - 35IFS. The piston's diameter is 38mm which caused the capacity increase to 40ccm. We have also found pretty interesting power increase, in particular, with compact exhaust of c. 15%.There is also possible to use without any problem propeller size up to 22"x 10" (for Acrobats) and up to 24"x10" (for Scale Models).  

MVVS 50cc IRS

Displacement :  48 cm3
Bore / Stroke :  40 / 38 mm
Weight Without Ignition :  1460 g
Ignition :  electronic, microprocessor   
Ignition Weight :  185 g
Carburetor :  Walbro
Recommended Prop :  Mejzlik 22"x10"-12"
Mejzlik 23"x10"
Mejzlik 24"x10"
Description :  MVVS 50 IRS
   This is fully new one-cylinder petrol engine of the "58" conception. Interesting detail to be mentioned is the overhung crankshaft stored on the three front bearings warranting longer lifetime. The engine is intended for direct drive of propeller size 22 - 24" MVVS 50 IRS
   Intake is controlled by reed valve placed in rear cover. Exhaust system is orientated on the right side. Crankshaft fitted on 3 ball bearing and connecting rod has both holes equipped with needle bearings INA. Piston is made from aluminum composition with high contend of silicium. Piston is coated by special sliding coat, which force running in the engine and extend engine service life. Cylinder from aluminum composition has working area coated by NIKASIL.
   Engine is suitable for all kind of models and also has good exploitation for racing acrobatic flight.

MVVS 58cc LC, ISS, IRS

Displacement :  58 cm3
Bore / Stroke :  42 / 42 mm
Power Output :  6,8 PS / 6700 RPM
7 PH / 6200 RPM (PROSPORT)
7,2 PH / 6800 RPM (LC)
Weight Without Ignition :  1780 g
Ignition :  electronic, microprocessor  
Ignition Weight :  185 g
Carburetor :  Walbro
Power Output With Prop : 
Prop. RPM Exhaust
26"x10" Mejzlik 6100-6250 3204
24"x10" Mejzlik 6400 3207
Description :  MVVS 58 IRS
   This engine is first representative of the new top conception developed by MVVS after 2001 and it is the most powerful engine in 60's engine you may get on the market. Intake is controlled by reed valve placed in rear cover. Exhaust system is orientated on the right side. Crankshaft fitted on 2 ball bearing and connecting rod has both holes equipped with needle bearings INA. Piston is made fromMVVS 58cc aluminum composition with high content of silicium. Piston is coated by special sliding coat, which forces running-in the engine and extend engine service life. Cylinder from aluminum composition has working area coated by NIKASIL. Engine is suitable for all kind of models and also has good designation for racing acrobatic flight.

MVVS 58 ISS
   This engine is an alternative of standard MVVS 58 IRS. The MVVS 58 ISS has the carburetor placed on left or right side of the engine. It is an option when it is not possible to provide sufficient access to carburetor placed on back plate (as it is on standard MVVS 58 IRS).

MVVS 58 IRS PROSPORT
   Modified version ProSport with higher performance and extend engine service life is directly intended for top racing flights.

MVVS 58 IRS LC
LIMITED EDITION
The very first series produced engine equipped by liquid cooling system. It features high performance stability by load, while high surrounding temperatures. Water circulation is forced by pump driven by crank-shaft. Engine is suitable for all kinds of models but main use is in fighter and racing models. ** Please note that only 200 Serial-numbered 58cc IRS/LC were produced.

MVVS 80cc IRS

Displacement :  80 cm3
Bore / Stroke :  48 / 44 mm
Weight Without Ignition :  2220 g
Ignition :  electronic, microprocessor   
Ignition Weight :  185 g
Carburetor :  Walbro
Recommended Prop :  Mejzlik 27"x10" TH
Mejzlik 26"x10"-12"
Mejzlik 28"x10"
Description :  MVVS 80 IRS
   This is fully new one-cylinder petrol engine of the "58" conception. With the power received from the engine it will list the 80 IRS to the top leaders of 80cc-class.

Interesting detail to be mentioned is the overhung crankshaft stored on the three front bearings warranting longer lifetime. The engine is intended for direct drive of propeller size 26 - 27". The engine will also have an option to be supplied as Twin Spark modification (#3007TS) - which will be equipped by two spark plugs on the cylinder.

MVVS 116cc IRS Boxer

Item number : 3010 - including carburetor, ignition, spark plugs+key and oil 250ml
Displacement : 116 cm3
Bore / Stroke : 42 / 42 mm
Power Output : 11 PS/5900 RPM
Weight without ignition : 3100 g
Ignition : electronic, microprocessor
Ignition Weight : 210 g
Carburetor : Walbro
Power Output With Prop :
Prop. RPM Exhaust
30"x10" Mejzlík 6200 3204
Description : MVVS 116 Boxer is HI-TECH between petrol engines twins. It is based on MVVS58. MVS 116cc IRS Boxer

AIR - System: equable cylinder charging.

Intake is controlled by reed valve placed in rear cover. Exhaust systems are orientated under engine. Crankshaft fitted on on two ball bearing and on one needle bearing and connecting rod has both holes equipped with needle bearings INA. Pistons are made from aluminum composition with high content of silicium. Pistons are coated by special sliding coat, which force running-in the engine and extend engine service life. Cylinders from aluminum composition have working area coated by NIKASIL. Also this engine holds performance primacy in 120´s petrol engines class. Engine is suitable for all kind of models and also has good exploitation for racing acrobatic flight.

MVVS 152cc IRS Boxer

Item number : 3011 - including carburetor, ignition, spark plugs+key and oil 250ml
Displacement : 152 cm3
Bore / Stroke : 48 / 42 mm
Weight Without Ignition : 3530 g
Ignition : electronic, microprocessor
Ignition Weight : 210 g
Carburetor : Walbro
Recommended Prop : Mejzlik 30"x12"
Mejzlik 32"x10"-12"
Mejzlik 29"x12" N 3 Blade
Description : MVVS 152 Boxer
The engine is very close to our other type 116cc, but is equipped by the newly modified pistons also used in new 80cc. Even it may not be obvious at the first sight the crankcase of the engine in brand new. This engine is mainly intended for 150cc acrobatic class. The engine will also have an option to be supplied as Twin Spark (#3011TS), with two spark plugs on the cylinder and dual ignition system.

For the best use has been developed: MVVS 152cc Boxer
AIR - System: equable cylinder charging.
Intake is controlled by reed valve placed in rear cover. Exhaust systems are orientated under engine. Crankshaft fitted on on two ball bearing and on one needle bearing and connecting rod has both holes equipped with needle bearings INA. Pistons are made from aluminum composition with high content of silicium. Pistons are coated by special sliding coat, which force running-in the engine and extend engine service life. Cylinders from aluminum composition have working area coated by NIKASIL.
Engine is suitable for all kind of models.

Also available in a Twin-Spark version