Syntol Nero-R 4T 10W-40 Racing Oil 1 Litre Seat Locks #200241SC) allow the lambda sensor

#200241SC) allow the lambda sensor to be directly bolted to the lambda sensor attachment nut already integrated into the manifold

Vespa Standard Exhaust - Chrome

You'll only need one in your lifetime

and fit the gears one at a time

Syntol Nero-R 4T 10W-40 Racing Oil 1 Litre Seat Locks #200241SC) allow the lambda sensorSyntol Nero R 4T 10W 40 Racing Oil 1 Litre Ultra high performance 100% synthetic Ester 4 stroke racing motorcycle oil. Proprietary complex Ester matryx technology, along with innovative additive chemistry guarantees maximum engine power without any compromise on component wear or engine reliability. Suitable For Use In All Honda , Kawasaki , Suzuki , Yamaha And Other Road & Off Road 4 Stroke Racing Motorcycles With Or Without Integral Gearbox And Wet