Wal's Lambretta S1 Quattrini 210 Ex-Box ST

Wal’s Lambretta S1 Quattrini 210
Came in for a dyno just to set up the Avanti Ex-Box ST he had just fitted 😁
/ sgengineeringservices
#vlog #vespa #lambretta #scootering #2stroke

[@stevethomson789]

Magic Stuart, love my quattrini, its my fav out of the rb20, ts1 245 and the quat

[@solesust]

The a beautiful s1

[@paulbarber1960]

Love how we all hide on the rhs 😂😂

[@RichieBx52]

How does the Ex box St compare to other box exhausts on that kit ?

[@sgengineering8847]

The only other box exhaust I’ve tried on a Quattrini was a chisel speed box and that was 2 hp more but it was on a brand new build this one has a few thousand miles on it.

[@ianfarnworth7828]

Sydney didn’t make a appearance