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MV Agusta F4 SPR - Page 161

MV Agusta F4 SPR
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- 160 -
TECHNICAL INFORMATION 8
8
Specifications
IGNITION - POWER SUPPLY
Type “Weber-Marelli” 1.6 M integrated ignition-injection system
Inductive discharge electronic ignition, “Multipoint” electronic injection
Spark plugs Champion G 54 V
Spark gap (mm) No gap
CLUTCH
Type Multiple-disc in oil bath
PRIMARY DRIVE
Number of teeth on crankshaft gear Z = 47
Number of teeth on clutch gear Z = 81
Transmission ratio 1.72
SECONDARY DRIVE
Number of teeth on front sprocket Z = 15
Number of teeth on rear sprocket Z = 37 Z = 38 Z=39
Transmission ratio 2.47 2.53 2.60
TRANSMISSION
Type Removable, six-speed gearbox with constant-mesh gears
Gear ratio (overall ratios)
First gear 2.47 (10.49) 2.47 (10.75) 2.47 (11.04)
Second gear 2.06 (8.75) 2.06 (8.96) 2.06 (9.21)
Third gear 1.80 (7.65) 1.80 (7.83) 1.80 (8.05)

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