The NGK B7HS spark plug for modern Lambretta scooters is a medium heat, “short-reach” unit that is perfected for general riding conditions
All you Mods please note that this spark plug is only for the modern Taiwan-made Lambretta models 50cc models such as the Uno50 and Due50
30 Day Warranty Description

The NGK B7HS spark plug for modern Lambretta scooters is a medium heat, “short-reach” unit that is perfected for general riding conditions.
All you Mods please note that this spark plug is only for the modern Taiwan-made Lambretta models 50cc models such as the Uno50 and Due50. It is not compatible with the vintage Italian-made Lambretta models from the 1950s and ’60s. It will however work on many vintage Vespa models. Please refer to the Compatibility tab to find your scooter before ordering. Specifications

Name: NGK B7HS
Thread: 14 mm
Reach: 1/2″ (12.7 mm)
Heat: 7 (medium) Compatibility

Lambretta Due50
Lambretta Uno50
Vintage Vespa 50 (V5A/V5B)
Vintage Vespa 50 (V5A/V5B)
Vintage Vespa 90 (V9A)
Vintage Vespa 90 (V9A)
Vintage Vespa 125 Series (VNA/VNB)
Vintage Vespa 125 Series (VNA/VNB)
Vintage Vespa 150 Series (VBA/VBB)
Vintage Vespa 150 Series (VBA/VBB)
Vintage Vespa GS Series (VS1-5/VSB)
Vintage Vespa GS Series (VS1-5/VSB)
Vintage Vespa P and PX Series (VNX/VLX/VSX/T5)
Vintage Vespa P and PX Series (VNX/VLX/VSX/T5)
Vintage Vespa Primavera and ET3 (VMA/VMB)
Vintage Vespa Primavera and ET3 (VMA/VMB)
Vintage Vespa Sprint Series (VLB)
Vintage Vespa Sprint Series (VLB)
Vintage Vespa Super Series (VNC/VBC)
Vintage Vespa Super Series (VNC/VBC)