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2005 Yamaha YFZ450 Base Engine Specifications

ATV Rider Online helps you research the used 2005 Yamaha YFZ450 Base engine specifications before buying this Sport quad. Find out what type of engine it is including all the details about the YFZ450 carburetion type, battery amps, number of cylinders, number of valves per cylinder, engine displacement and compression ratio, cylinder bore and stroke, fuel requirements, and more. Simply choose from the options below to view the 2005 Yamaha YFZ 450 Base engine specs.
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Yamaha YFZ 450 Base 2005

Research the 2005 Yamaha YFZ450 Base Sport with the information in our used ATV Buyer’s Guide. Our buyer’s guide provides used ATV photos and colors, specification data and more.
Yamaha YFZ 450 Base 2005

2005 YFZ 450 Base Engine Specs

Bore (in)
3.74
Bore (mm)
95
Carburetion Brand
Keihin
Carburetor?Size (mm)
39
Compression Ratio
11.91
Cooling
Liquid / Air
Cylinders
1
Displacement (cc)
439
Displacement (ci)
26.8
Engine Block Heater
Not Available
Engine Configuration
Single-Cylinder
Engine Immobilizer
Not Available
Engine Type
4-Stroke
Fuel Injector
No
Fuel Requirements
Regular
Fuel System Type
Carburetor
Number Of Carburetors
1
Snorkel Air Intake
Not Available
Starter
Electric
Stroke (in)
2.44
Stroke (mm)
62
Valve Configuration
DOHC
Valves
5
Valves Per Cylinder
5
2005 Yamaha YFZ450 Base Engine Specs 2005 Yamaha YFZ450 Base
Bodystyle:
Sport
HP/Torque:
N/A / N/A
2005 Yamaha YFZ450 Limited Edition Engine Specs 2005 Yamaha YFZ450 Limited Edition
Bodystyle:
Sport
HP/Torque:
N/A / N/A
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