Product description

The Hot Rods Stroker Crankshaft For Yamaha YFZ450 2012-2013 is part of the latest collection from Hot Rods.

Features:

• Factory assembled and trued to OEM specifications
• Drop in replacement crankshaft requires no modification unless noted
• CNC machined and dynamically balanced to suit the increased stroke
• Add +2.00 mm to +4.00 mm of stroke depending on application
• Uses stock piston unless noted
• Main bearings not included
• Can be matched with Cylinder Works Big Bore cylinders to get significant displacement and horsepower gains
• Not re-buildable as the rods are shorter than OEM.
Connecting rod side clearance is 0.20 mm - 0.55 mm. When using Cylinder Works # 21001-K01 makes 500 cc. Final displacement determined by application. Uses stock piston. Does not fit fuel injected R or X models.

Specifications:

• Color/Finish: Steel
• Displacement: 470 cc to 471 cc
• Features: Heavy Duty Crankshaft
• Material: 4140 Steel
• Model: 4-Cycle
• Product Name: Crankshaft Assembly
• Research Value: Finalized
• Riding Style: ATV
• Stroke Length Metric: 66.40 mm
• Stroke Length: 66.40 mm
• Type: Stroker
• Units: Assembly

To fit:

• YAMAHA YFZ 450 BB 2006 Bill Ballance Edition American Models
• YAMAHA YFZ 450 BB 2007 Bill Ballance Edition American Models
• YAMAHA YFZ 450 LE 2004 Limited Edition American Models
• YAMAHA YFZ 450 SE 2005 Special Edition American Models
• YAMAHA YFZ 450 SE 2007 Special Edition American Models
• YAMAHA YFZ 450 SP2 2008 Special Edition 2 American Models
• YAMAHA YFZ 450 SPE2 2007 Special Edition 2 American Models
• YAMAHA YFZ 450 SP 2006 Special Edition American Models
• YAMAHA YFZ 450 SP 2008 Special Edition American Models
• YAMAHA YFZ 450 2004 American Models
• YAMAHA YFZ 450 2005 American Models
• YAMAHA YFZ 450 2006 American Models
• YAMAHA YFZ 450 2007 American Models
• YAMAHA YFZ 450 2008 American Models
• YAMAHA YFZ 450 2009 American Models
• YAMAHA YFZ 450 2012 All Models
• YAMAHA YFZ 450 2013 All Models

Manufacturer part number: 4173

View all Hot Rods. View all Parts and spares.

Contents

Your package will include the following:

• 1 X Hot Rods Stroker Crankshaft For Yamaha YFZ450 2012-2013