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 POLINI Evolution 3 135 cc in aluminum 140.0234 for Vespa 50-125/PV/ET3/PK/S/XL/2
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
aluminum
Ø 58.0mm
stroke 51mm
incl. cylinder head
Recommended spark plug: NGK BR10EG
Recommended ignition timing: 17/18°
Complete thermal group POLINI Evolution 135 cc in cast iron 140.0050/E for Vespa 50-125/PV/ET3/PK/S/XL/2
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
cast iron
6 transfers
Ø 58.0mm
stroke 51mm
incl. cylinder head
Recommended spark plug: NGK BR9ES
Recommended ignition timing: 17°
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 PK
Bore: 57mm
Stroke: 51mm
Complete thermal group Polini (221 cc) long stroke in aluminum
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Race 60
Elastic ring for Polini piston pin - 15mm x 1.25mm - type G - used for example with Polini 177 cylinder, Polini 130, DR130, DR177
15mm x 1.25mm- type G - used for example with Polini 177 cylinder, Polini 130, DR130, DR177
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Race 60
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Round section 1mm
Gasket kit for complete Polini thermal group (115cc) 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
for thermal group 112 Polini
Polini head gasket 208/210/221 cc thickness 0.25 mm for Vespa 200 PX/PE/Rally/Cosa
Vespa 200 PX/PE/Rally/Cosa
Vespa 50 V5A1T N,L,R, Vespa 50 Special V5A2>3T, Vespa 50 Special V5B1>4T, Vespa 50 PK, Ape 50
6 Transfers/Bore: 55/Stroke: 43/Displacement: 102 cc
recommended spark plug: L78C Champion
Vespa 200 PE VSX1T
Vespa 200 Rally VSE1T
Suitable for Polini thermal groups 208/210/221cc
Diam. 68.5 mm with centering hole
Polini Evolution 2 aluminum cylinder head D 58 central spark plug (long thread) for Vespa 50 Special/NLR/Primavera/ET3
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 PK
Complete Polini cast iron cylinder kit with head (210 cc) for Vespa 200 PE/Rally
Vespa 200 Rally VSE1T
Vespa 200 PE VSX1T
Vespa 200 Cosa VSR1>2T
Diameter: 68 mm
Stroke: 57 mm
Pair of circlips G Polini piston pin 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 Polini thermal group (177cc) for Vespa 125 PX/TS-150 Sprint V-PX
Vespa 125 PXVespa 150 PX, Vespa 125 TS, Vespa 150 Sprint Veloce
Brand: Polini
Bore: 63
Displacement: 177cc
Spark Plug--> L78C/BR8HS/B8HS
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Brand: Polini
Bore: 57
Stroke: 51
Displacement: 130 cc
Vespa 50 V5A1T N,L,R, Vespa 50 Special V5A2>3T, Vespa 50 Special V5B1>4T, Vespa 50 PK, Ape 50
Brand: Polini
Bore: 57.5
Stroke: 43
Displacement: 115cc
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Bore: 57
Stroke: 51
Displacement: 130 cc
Vespa 50 V5A1T N,L,R, Vespa 50 Special V5A2>3T, Vespa 50 Special V5B1>4T, Vespa 50 PK, Ape 50
Bore: 50 mm
Stroke: 43 mm
Displacement: 90 cc
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Including prisoners and brass trim
Vespa 50 V5A1T N,L,R, Vespa 50 Special V5A2>3T, Vespa 50 Special V5B1>4T, Vespa 50 PK, Ape 50
Brand: Polini
Bore:47
Stroke:43
Displacement:75 cc
Vespa PX 125 T5 VNX5T
Vespa PX 125 T5 Elestart VNX5T
Bore 61mm, without head. (The original can be mounted)
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 PK/ETS
Size: M7x158 mm
Complete thermal group Polini (177cc) in aluminum with central or side spark plug for Vespa 125/150 Sprint V-GTR-TS-PX
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 150 PX
Vespa 150 Sprint Veloce
Head with side or central spark plug, brand new flange system for exhaust manifold.
Bore: 63
Displacement: 177cc
Stroke: 57 mm
Complete Polini thermal group (190cc) in aluminum with central or side spark plug for Vespa 125/150 Sprint V-GTR-TS-PX
Vespa 125 PX
Vespa 125 GT/GTR/TS
Vespa 150 PX
Vespa 150 Sprint Veloce
Head with side or central spark plug, brand new flange system for exhaust manifold.
Bore: 63
Displacement: 190cc
Stroke: 60 mm
Polini thermal group head (125 cc) for Vespa 125 Primavera ET3-PK-ETS
Vespa 125 Primavera VMA1>2T
Vespa 125 Primavera ET3 VMB1T
Vespa 125 ETS
Vespa 125 PK
Compatible with d57 thermal groups
On 125 VNB1>6T it is adaptable only in combination with 177cc thermal group
Complete thermal group Polini evolution 2 (136 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
Diameter: 58 mm
Stroke 51 mm
- Bore the cylinder mounting hole with a milling cutter to a diameter of 64 mm +0.01/-0.00 depth 20mm
- It is necessary to remove the ignition cover casing that protrudes from the cylinder plane
- Position the base and intake gaskets and perform the matching with a milling cutter
Vespa PX 200, Vespa PE 200
Brand: Polini
Bore: 68.5
Stroke: 57
Displacement: 210cc
Aluminum cylinder
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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
