Thermal groups for Vespa and parts
When we talk about Vespa, we cannot help but mention one of the key elements that defines its performance: the engine group. This component, essential for the functioning of the engine, includes the cylinder and the piston, which work together to ensure that every drop of fuel is transformed into power and speed.
If you are a scooter enthusiast, you know how important it is to have an efficient engine group. It not only affects the overall performance of your vehicle but also impacts its reliability over time. Vespa engine groups are designed to withstand wear and tear, thanks to high-quality materials and robust construction, ensuring excellent durability over time.
Complete thermal group Malossi MHR CVF2 crossbar in aluminum (177 cc) for Vespa 125/150 Sprint V-GTR-TS-PX
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 125 Cosa
Vespa 150 PX
Vespa 150 Sprint Veloce
Vespa 150 Cosa
Bore: 63 mm-Stroke: 57 mm-Long reach spark plug
The thermal group is completely new and designed in every
part to achieve the best result in terms of performance and
durability. Every aspect of the system has been studied to maximize
mechanical resistance, fluid dynamics, and improve combustion: the
result is a top-of-the-range kit for construction quality and technological advancement.
Complete Malossi cast iron thermal group (102 cc) for Vespa 50 N/L/R-Special-PK
Vespa 50 V5A1T N,L,R, Vespa 50 Special V5A2>3T, Vespa 50 Special V5B1>4T, Vespa 50 PK, Ape 50
Bore: 55 mm
Stroke: 43 mm
Transfers: 6
Thermal group without head Malossi sport CVF2 in aluminum (210 cc)
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Bore: 68.5 mm
Stroke: 57 mm
Long reach spark plug
Power range: 16>23 hp
7 ports
Vespa 50 V5A1T N,L,R, Vespa 50 Special V5A2>3T, Vespa 50 Special V5B1>4T, Vespa 50 PK, Ape 50
Bore: 57.5 mm
Stroke: 43 mm
Transfer Ports: 6
Spark Plug ù--> B9HS
Malossi gasket kit for thermal unit d.68.5mm (210 cc) for Vespa 200 PX-PE-Rally-Cosa
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Bore: 68.5 mm
Stroke: 57 mm
Long thread spark plug
Power range: 23>30 hp
7 transfers
MHR Version: The MHR version differs from the SPORT one not only in the exhaust port, but also in the decidedly racing transfer diagrams.
Complete Malossi MHR CVF2 aluminum thermal group (221 cc)
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Bore: 68.5 mm
Stroke: 60 mm
Long reach spark plug
Complete Malossi Sport CVF2 aluminum thermal group (177 cc) for Vespa 125/150 Sprint V-GTR-TS-PX
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 125 Cosa
Vespa 150 PX
Vespa 150 Sprint Veloce
Vespa 150 Cosa
Bore: 63 mm-Stroke: 57 mm-Long reach spark plug
A completely new thermal group is born, designed in every
part to achieve the maximum result in terms of performance and
durability. Every aspect of the system has been studied to maximize
mechanical resistance, fluid dynamics, and improve combustion: the
result is a top-of-the-line kit for construction quality and technological advancement.
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Bore: 57.5 mm
Stroke: 51 mm
Transfers: 7
Spark Plug Champion N3C-Denso IW 27
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Bore: 68.5 mm
Stroke: 57 mm
Long thread spark plug
Power range: 16/23 hp
7 ports
THE CONNECTION TO THE EXHAUST IS ALLOWED BY A FLANGE-ADAPTOR ASSEMBLY.
Pair of elastic rings for Malossi (102 cc) from 55.4 to 55.8mm x1.5mm
Vespa 50 V5A1T N,L,R, Vespa 50 Special V5A2>3T, Vespa 50 Special V5B1>4T, Vespa 50 PK, Ape 50
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Bore: 57.5 mm
Stroke: 51 mm
Transfers: 7
Short thread spark plug
Power range: 18-25hp @11,000rpm
Complete Malossi cast iron thermal group (178 cc) for Vespa 125/150 Sprint V-GTR-TS-PX
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 125 Cosa
Vespa 150 PX
Vespa 150 Sprint Veloce
Vespa 150 Cosa
New cylinder with a bore increased to 63 mm with a displacement of 178cc and a completely revised internal fluid dynamics. The new transfer ports allow for a proper fit both with matched crankcases and completely original crankcases, and feature a special profiling designed to optimize flow and achieve significant performance increases, even without modifications.
Stroke: 57 mm
Transfer ports: 6
Long reach spark plug
Complete Malossi cast iron thermal group (75 cc) for Vespa 50 N/L/R-50 Special-PK
Vespa 50 V5A1T N,L,R, Vespa 50 Special V5A2>3T, Vespa 50 Special V5B1>4T, Vespa 50 PK, Ape 50
Stroke 43 mm, bore 47 mm, 6 transfers
Compatible with Malossi thermal groups:
3116351
3116349
3116252
3116346
3815920
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Malossi gasket kit for thermal group (166 cc) for Vespa 125/150 Sprint V-GTR-TS-PX
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 125 Cosa
Vespa 150 PX
Vespa 150 Sprint Veloce
Vespa 150 Cosa
Bore: 61 mm
Stroke: 57 mm
Transfers: 7
Long reach spark plug
Complete thermal group Malossi MHR CVF2 bridged in aluminum stroke 60 for Vespa 125/150 Sprint V-GTR-TS-PX
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 125 Cosa
Vespa 150 PX
Vespa 150 Sprint Veloce
Vespa 150 Cosa
Bore: 63 mm-Stroke: 60 mm-Long thread spark plug
A completely new thermal group is born, designed in every
part to achieve the maximum result in terms of performance and
durability. Every aspect of the system has been studied to maximize
mechanical resistance, fluid dynamics, and improve combustion: the
result is a top-of-the-range kit for construction quality and technological advancement.
7 transfers
Power range: 22>30 hp
Vespa PX 125 T5 VNX5T
Vespa PX 125 T5 Elestart VNX5T
Bore 65mm, without head. (The original can be mounted)
Power range: 14>22
Stroke 52
Number of ports 5
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Enhancing the thermal group of your Vespa doesn't just mean increasing power; it also means improving the riding experience. With a properly upgraded thermal group, you can achieve greater acceleration and a higher top speed, turning every trip into an exciting adventure.
Increasing Displacement: Increasing the engine's displacement is one of the most common modifications. For example, upgrading from a 125cc cylinder to a 177cc one can lead to a significant performance boost.
Cylinder Replacement: Aftermarket cylinders are designed to offer superior performance. Brands like Polini and Malossi offer high-quality cylinders that ensure power and reliability. Consider also replacing the exhaust
