Yamaha Grizzly 660 / Rhino 660 (2002–2008) Complete Engine Rebuild Kit – Vertex / Wrench Rabbit (+1.00 mm)

Description

🛠️ Refresh your Yamaha 660 engine with the Vertex / Wrench Rabbit Complete Engine Rebuild Kit (WR101-212) — the ultimate all-in-one rebuild solution for your Grizzly or Rhino. This +1.00 mm kit provides a light overbore for improved compression and throttle response while retaining stock reliability. Each kit includes a new Hot Rods crankshaft, oversize Vertex piston, and every gasket, bearing, and seal needed for a complete top and bottom end rebuild.

What’s Included

✅ Hot Rods Crankshaft Assembly (trued & balanced)
✅ Vertex +1.00 mm Oversize Piston Kit (piston, rings, pin & clips)
✅ Complete Engine Gasket Kit (top & bottom end)
✅ Oil Seal Kit
✅ Main Bearing & Seal Kit
✅ Transmission Bearing Kit
✅ Water Pump Rebuild Kit
✅ Countershaft Bushing & Seal Kit
✅ Cam Chain

Key Features

• 💪 All-in-One Solution: Includes everything for a full rebuild

• ⚙️ +1.00 mm Oversize Piston: Boosts displacement from 660 cc → ~667 cc

• 🧩 OEM-Level Fitment: Vertex pistons + Hot Rods crank for precision and reliability

• 🔧 Performance Gain: Slight compression increase for better torque delivery

• 🏁 Proven Durability: Perfect for utility, trail, or off-road applications

Fitment

📦 Fits the following Yamaha models and years:

• 2002–2006 YFM660F Grizzly 4x4

• 2004–2007 YXR66F Rhino 660

• 2007–2008 YFM660FA Grizzly 4x4

Direct replacement for OEM components. Works with stock cylinder (requires light honing).

Warranty Info

🛡️ Covered by Wrench Rabbit / Hot Rods Limited Warranty.
Professional installation recommended.

Price & SKU

💲 Retail Price: $1,156.95
SKU: 0903-1463 / WR101-212
Estimated Shipping Weight: 23.3 lbs
Handling: Ships next business day