Vertex Complete Engine Rebuild Kit – Yamaha YFZ450 (2006–2009, 2012–2013) (WR101-079 / 0903-1014)

Description

The Vertex WR101-079 Engine Rebuild Kit (0903-1014) is a premium, all-in-one OEM-level rebuild package for the 2006–2009 and 2012–2013 Yamaha YFZ450. Whether you’re rebuilding a worn stock motor or refreshing your race engine, this kit provides every internal component needed to restore peak performance, compression, and reliability.

Built with precision Hot Rods and Vertex components, it’s trusted by professional builders and riders for its fitment accuracy and long-term dependability.

What’s Included

✅ Hot Rods heavy-duty crankshaft (stock stroke)
✅ Vertex piston kit (piston, rings, wrist pin, and clips)
✅ Complete gasket and O-ring kit (top + bottom end)
✅ Main bearings and seals
✅ Transmission bearing kit
✅ Countershaft bushing and seal kit
✅ Water pump rebuild kit
✅ Cam chain
✅ Oil seal kit

Fitment

📦 Fits all Yamaha YFZ450 carbureted models:

• 2006 Yamaha YFZ450

• 2007 Yamaha YFZ450

• 2008 Yamaha YFZ450

• 2009 Yamaha YFZ450

• 2012 Yamaha YFZ450

• 2013 Yamaha YFZ450

(Does not fit YFZ450R or YFZ450X EFI models.)

Key Features

• Complete top and bottom end rebuild in one box

• Includes crankshaft, piston, gaskets, bearings, and cam chain

• OEM-spec reliability with race-proven durability

• Ideal for stock rebuilds, race prep, or full restoration projects

• Designed for quick, professional assembly

Warranty Info

Manufactured by Vertex / Wrench Rabbit.
Warranty and technical support are handled directly through Vertex or Wrench Rabbit.

Price & SKU

💲 Retail Price: $1,048.95
SKU: WR101-079 / 0903-1014
Estimated Shipping Weight: 16 lb
Handling: Ships next business day