Vertex Wrench Rabbit Engine Rebuild Kit – KX450F (2007–2008)
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Vertex Wrench Rabbit Complete Engine Rebuild Kit – Kawasaki KX450F (2007–2008)
Description
Restore your KX450F’s performance and reliability with the Vertex / Wrench Rabbit Complete Engine Rebuild Kit (WR101-044). This all-inclusive package provides everything needed to rebuild both the top and bottom end of your engine — saving time, cost, and guesswork compared to buying parts separately.
Each kit features OEM-quality components from trusted brands like Vertex, Hot Rods, and Cometic, ensuring precision fitment, long-term durability, and race-ready performance right out of the box.
What’s Included
✅ Complete Crankshaft Assembly (Hot Rods)
✅ Vertex Forged Piston Kit (piston, rings, pin, clips)
✅ Full Engine Gasket Set (Cometic or equivalent)
✅ Main Bearings and Seal Kit
✅ Oil Seal Kit
✅ Transmission Bearing Kit
✅ Countershaft Bushing and Seal Kit
✅ Water Pump Rebuild Kit
✅ Cam Chain (when applicable)
✅ All required O-rings and washers
Everything is designed to OEM tolerances for a direct bolt-in rebuild.
Fitment
📦 Fits the following models:
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2007–2008 Kawasaki KX450F
Key Features
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Complete top and bottom end solution — everything you need in one kit
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Designed and tested for factory-level reliability and performance
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Vertex piston delivers excellent compression and longevity
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Hot Rods crankshaft comes trued, balanced, and ready to install
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High-quality gaskets and seals maintain oil tightness under extreme heat
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Ideal for full rebuilds, performance refreshes, or race prep
Displacement: 450cc
Engine Type: 4-Stroke
Weight: 17.25 lb
Warranty Info
🛡️ Backed by Wrench Rabbit / Vertex Limited Manufacturer Warranty
All components meet or exceed OEM specifications. Installation by a qualified mechanic is recommended.
Price & SKU
💲 Retail Price: $1,121.95
SKU: 0903-0981 / WR101-044
Estimated Shipping Weight: 17.25 lb
Handling: Ships next business day
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.
