Ladies and gentlemen, start your engines! DR, one of best known Italian tuning manufacturers offers beginners a well balanced 50cc tuning kit. This 50cc tuning kit is nicely made comes with 3 transfers and is spiced up with a pinch of extra performance. Outwardly, identical with the original and moves with slightly faster acceleration and top speed: this is sure to turn up the heat under your everyday riding around town.
The 50cc OLYMPIA and the 50cc DR are identical in construction, so OLYMPIA is a good alternative, should no DR be in stock.
Conclusion: moving into the realm of Vespa tuning starts with the DR; good quality and durability with a small performance plus puts this kit in the forefront.
Cast iron/ 38.4mm bore/ 3 transfers/49.80cc
Cast iron cylinder, 43mm stroke, 3 transfers, pistons with 2 piston rings, 6mm exhaust studs, delivered without cylinder head, the original cylinder head can be still used. Includes gasket set, compression 8:1. Jets should be adjusted. Fits all Vespa 50/PK/XL/XL2 models, except PK automatic. Transfers match the originals, casing must not be modified.
SIP-TIP: Main jet 53-55mm and new spark pugs are mandatory. Your motor will be more sportier with a 16/ 16 carburettor, original exhaust with a fat manifold or the SITO Banana.