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Hot Rods
CRANKSHAFT ASSY 06-13 YFZ450, HOTROD 4073 YAMAHA ATV
CRANKSHAFT ASSY 06-13 YFZ450, HOTROD 4073 YAMAHA ATV
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£358.29 GBP
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Fits Yamaha YFZ450 models from 2004 to 2013, excluding fuel-injected R or X models. The crankshaft assembly features a heavy-duty design, with a +1.4mm stroke for 2004-2005 models to achieve a true 450cc displacement. For 2006-2008 models, the standard stroke design is retained. The crankshaft uses a stock piston for straightforward installation. When paired with Cylinder Works #21001-K01, the engine's displacement increases to 478cc.
Features:
- Heavy-duty crankshaft design with precise engineering.
- Factory-assembled and trued to meet or exceed OEM specifications.
- Includes Hot Rods connecting rod and inner crankshaft webs.
- Fully rebuildable for long-term reliability.
- Compatible with stock pistons for quick installation.
- Increases engine stroke by 1.4mm (04-05 models) to achieve 450cc displacement.
- Provides 478cc displacement when used with Cylinder Works #21001-K01.
- Not compatible with fuel-injected R or X models.
Specifications:
- Final displacement: 450cc (04-05 models, with +1.4mm stroke).
- Stroke: 63.400mm.
- Increased engine stroke: 1.400mm.
- Engine type: 4-cycle.
- Heavy-duty: Yes.
- Connecting rod side clearance: 0.2-0.55mm.
- Completely bolt-in and ready for use.
Cross-reference OEM Part Numbers:
- Yamaha: 5TG-11400-10-00
- Yamaha: 5TG-11400-30-00
- Yamaha: 5TG-11400-31-00
- Yamaha: 5TG-11412-10-00
- Yamaha: 5TG-11412-30-00
- Yamaha: 5TG-11422-10-00
- Yamaha: 5TG-11422-30-00
Vehicle Compatibility:
- 2004-2013 Yamaha YFZ450
- 2006 Yamaha YFZ450SP 50th Anniversary Edition
- 2006-2007 Yamaha YFZ450BB Bill Ballance Edition
- 2007 Yamaha YFZ450SE Special Edition
- 2007 Yamaha YFZ450SE2 Special Edition 2
- 2008 Yamaha YFZ450SP Special Edition
- 2008 Yamaha YFZ450SP2 Special Edition 2
Part Number: 56-281
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