Piaggio Hybrid Racing Motorized bicycle engine long block and mounts.
The highest level of motor bicycle race engines, not for beginners.
We build our billet engine case, stroker Crankshaft, and head in-house. We combine them with a Stage 6 Piaggio ac Sport Pro top end, SKF MBK51 main bearings, Viton seals, and case hardware. All parts are cleaned, 100% inspected, professionally assembled, and clearances checked before shipping.
These long blocks are 44.5 stroke by 47.6 bore, 79cc
They accept a KTM50 ignition(not included), and normal 66/80cc clutch assembly parts. (not included)accepts Minarelli horizontal/ Yamaha Aerox style reeds and intake(not included) accepts normal covets besides ignition cover, you need a kTm style hybrid ignition cover(not included.)
These engines are currently sold on a limited basis as Pre-order only, with Expected Lead Time between October and January 2022.