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.
Cylinder gasket kit QUATTRINI for racing cylinder M1X 172 cc (thickness): 0.3/0.5mm for Vespa 125 GTR 2°/TS/150 Sprint 2°/V/Super 2°/PX125-150/PE/Lusso/Cosa
for Vespa 125 GTR 2°/TS/150 Sprint 2°/V/Super 2°/PX125-150/PE/Lusso/Cosa
Basic gasket kit for complete thermal group Quattrini (172cc) in aluminum
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 150 PX
Vespa 150 Sprint Veloce
Complete thermal group Quattrini M1X (172cc) in aluminum with central spark plug
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 150 PX
Vespa 150 Sprint Veloce
Head with central spark plug
Bore: 62 mm
Displacement: 172cc
Stroke: 57 mm
Cylinder coating: Nikasil
Quattrini 232/244CC piston pin for Vespa 200 Rally/P200E/PX200 E/Lusso/'98/MY/Cosa 200
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Ø 16x59 mm
Complete thermal group Quattrini M1L 60 version S + dedicated expansion exhaust M3 150 S in aluminum (144 cc) for Vespa 50 Special V5B3T/90 V9A1T-125 Primavera ET3-PK
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Complete thermal group Quattrini M1-B diameter 60 GTR (144 cc) for Vespa 50 Special-N-L-R/90/125 Primavera ET3-PK-ETS
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Displacement: 144 cc - New version with exhaust booster
New version of the thermal group for Vespa ET3, Primavera, Special, PK,
crankcase intake. It has a larger exhaust (muffler fixing hole spacing
of 56mm), an interior with new transfer ports,
resized shell, and an enlarged base. It consists of an
aluminum cylinder (Nikasil, 60mm bore, 51mm stroke, 150cc,
exhaust booster, 5 transfer ports), interlocking aluminum head,
lightened piston (single ring), gaskets, assembly instructions.
It can be mounted without boring the crankcase.
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Vespa 200 PE VSX1T Millennium '98
Complete thermal group Quattrini cylinder reed valve Ø 60 GTR (144 cc)
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Complete thermal group Quattrini reed valve to the cylinder Ø 56 GTR (130 cc)
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Complete thermal group Quattrini (172cc) in aluminum with central spark plug
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 150 PX
Vespa 150 Sprint Veloce
Head with central spark plug
Bore: 62 mm
Displacement: 172cc
Stroke: 57 mm
Cylinder coating: Nikasil
Reed valve intake on the cylinder
Complete thermal group Quattrini reed valve to the cylinder Ø 60 R (150 cc)
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Race 53
Cylinder base spacer Quattrini 0.5-1.5mm for Vespa Rally200, PX200, Cosa200
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Vespa 200 PE VSX1T Millennium '98
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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
