VNL2M is a Vespa engine prefix/VIN code.

VNL2M is engine VIN number for 125cc engine used in 125 GT, 125 GTR vespa models made through years 1966 - 1978.
P.S. This engine VIN number is for the engine block/casing and it doesn't mean that over the years and even accross the models there isn't slight modifications of this engine parts, their sizes or even internals.

VNL2M engine specification

125 GT (1966 - 1973) VNL2M engine specs

engine: single cylinder, air cooled 2-stroke barrel: 2 transfer ports induction: disc valve bore: 52.5 mm stroke: 57 mm cubic capacity: 123.4 cc bhp at rpm: 6.3 @ ?? lubrication:2% transmission: 4 speed constant mesh primary drive: 19 clutch - 67 input shaft 1st gear: 15.46: 1 2nd gear: 10.79: 1 3rd gear: 7.69: 1 4th gear: 5.49: 1 clutch: wet - multiplate ignition: contact breaker & coil ignition timing: 22 deg. BTDC breaker gap: 0.3 - 0.5 mm voltage: 6 volt max stator output: 6v - 50w wheels: 10" wheel hubs: cast w/cooling fins tires: 3.50 x 10 tire pressure (front): 16 psi tire pressure (rear solo): 20 psi tire pressure (rear w/passenger): 32 psi max speed:54 mph

125 GTR (1968 - 1978) VNL2M engine specs

engine: single cylinder, air cooled 2-stroke barrel: 3 transfer ports induction: disc valve bore: 52.5 mm stroke: 57 mm cubic capacity: 123.4 cc bhp @ rpm: 7.8 @ 5000 lubrication:2% transmission: 4 speed constant mesh primary drive: 19 clutch - 67 input shaft 1st gear: 15.46: 1 2nd gear: 10.79: 1 3rd gear: 7.69: 1 4th gear: 5.49: 1 clutch: wet - multiplate ignition: contact breaker & coil ignition timing: 22 deg. BTDC breaker gap: 0.3 - 0.5 mm voltage: 6 volt max stator output: 6v - 50w wheels: 10" wheel hubs: cast w/cooling fins tires: 3.50 x 10 tire pressure (front): 16 psi tire pressure (rear solo): 20 psi tire pressure (rear w/passenger): 32 psi max speed:58 mph dry weight:198 lbs

125 GT 1966-1973125 GT
125 GTR 1968-1978125 GTR