Vertex Complete Engine Rebuild Kit – Kawasaki KFX400 (2003–2004) – WR101-100
If your KFX400’s engine is sounding more like a blender full of gravel than a high-performance quad, it’s time for a serious rebuild. The Vertex Complete Engine Rebuild Kit WR101-100 (formerly Wrench Rabbit) is your all-in-one fix to bring that beast back to life.
This isn’t a handful of maybe-fit parts — this is a complete engine rebuild kit for Kawasaki KFX400, packed with OEM-quality components from Vertex, Hot Rods, and Hot Cams. Top end, bottom end — it’s all here, ready to bolt in and blast off.
Whether you're racing, trail bombing, or just refusing to retire your KFX, this kit saves time, money, and stress.
🧰 What’s in the Box:
-
Vertex Standard Bore Piston Kit (piston, rings, pin & clips)
-
Hot Rods Heavy-Duty Crankshaft (stock stroke)
- Hot Rods Main Bearing & Seal Kit
- Hot Rods Transmission Bearing Kit
- Hot Rods Counter Balancer Bearing Kit
- Hot Rods Water Pump Bearing & Seal Kit
- Vertex Complete Gasket & O-Ring Kit
- Hot Cams Cam Chain
🔥 Why Riders Choose Vertex:
- Full top and bottom end rebuild kit for Kawasaki KFX400
- Trusted components = reliability you can ride on
- Saves time vs. hunting down every part separately
- Built for serious performance with parts from Vertex, Hot Rods, and Hot Cams
✅ Fitment:
💬 FAQs:
Q: Is this kit really complete for an engine rebuild?
A: Yep — this Vertex Engine Rebuild Kit for KFX400 includes everything from crank to cam chain, plus all gaskets, seals, and bearings.
Q: What piston size does it include?
A: This kit comes with a standard bore Vertex piston — check your cylinder condition and size before installation.
🛠️ Rebuild With Confidence.
Stop chasing down parts and guessing at fitment. Grab the Vertex Complete Engine Rebuild Kit now and bring your KFX400 back to full-send status.
