US$ 159.00
TOP BOY 50cc
Synthesis 2 Racing meets or exceeds the following specifications:
High / Low Beam and Horn Button
PX/PE/PK/T5/ With Front Disc
MOTOR MINARELLI >1997
Vespa Super Sprint VBB 2 Port DR 177cc 180cc Cylinder Kit Standard Suspension TOP BOY 50ccVespa Conversion Cylinder Kit DR 180cc 63mm Bore To Fit: Super, Sprint, GL, GT, GTR, VBA, VBB, T4, VNB, Old Vespa 2 Port Crankcases Minachrome cast iron Cylinder ( With Added Chrome ) 7 transfer ports Main exhaust port and two added booster exhaust ports. The cylinder head is especially designed to maximise combustion and ease cooling. The cylinder has been quite cleverly designed to feed the extra mixture via boost ports in the cylinder wall and
US$ 159.00
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