LAVERDA 500 Zeta | APRILIA RS 457 |
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engine specs | |
Type | |
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air-cooled, four-stroke, parallel twin cylinders, DOHC, 4 valves per cylinder, 180-degree crankshaft | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
Displacement | |
497 cm3 | - |
Bore X Stroke | |
2.8x2.4 in OR 71 mm | - |
Compression Ratio | |
9.2:1 | - |
Horsepower | |
37/8500 KW(hp)/RPM | 48/- KW(hp)/RPM |
Fuel System | |
2x32mm PHF DellOrto carburetors | - |
transmission specs | |
Gearbox | |
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6-speed, manual | - |
Clutch | |
wet multi-disc, manual | - |
Primary Drive | |
gears | - |
Final Drive | |
chain | - |
chassis specs | |
Frame | |
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steel | Aluminium frame |
Front Suspension | |
Marzocchi telescopic fork | - |
Rear Suspension | |
swinging arm fork, adjustable Marzocchi shock absorbers | - |
Front Brake | |
2x 260mm discs 2 piston calipers | - |
Rear Brake | |
single 260mm disc 1 piston caliper | - |
dimension specs | |
Weight | |
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379 lbs OR 172 kg | 351 lbs OR 159 kg |
Fuel Capacity | |
4 gallons OR 15.1 L | - |
tyres specs | |
Front | |
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90/90 S18 | - |
Rear | |
110/90 H18 | - |