Vertex Top End Kit 44.45mm – KX65 / RM65 (Std Bore)
Wiseco/Vertex Top End Kit 44.45mm (Std) – Kawasaki KX65 / Suzuki RM65
Give your mini two-stroke a crisp, reliable refresh. This Vertex Top End Kit (44.45 mm standard bore) includes everything needed for a proper piston service on KX65 and RM65—engineered for strong sealing, fast break-in, and long service life.
What’s Included
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44.45 mm piston (standard bore)
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Piston rings
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Wrist pin & circlips
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Top-end gasket set (head/base & required O-rings)
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Small-end (wrist-pin) bearing
Fitment
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Kawasaki KX65: 2000–2024 (all listed years)
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Suzuki RM65: 2003–2005
Warranty Info
All components are brand new and covered by Vertex / Arrowhead EP warranty against defects.
Support for missing/incorrect parts: (515) 402-8000 • tech@arrowheadep.com
Key Features
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High-quality piston design for strength and durability
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Moly-coated skirts for quick break-in and reduced friction
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Complete “base-up” sealing for leak-free performance
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Direct OEM-style fit; no machining required (standard bore)
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Designed for responsive power and consistent compression
Price & SKU
Retail Price: $170.95
SKU: 174-22860B / VTK22860B
Estimated Shipping Weight: 0.85 lb
Package Dimensions: 10.10 × 4.30 × 6.60 in
Handling: Ships next business day from U.S. warehouses.
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
- Sneakers: 1–2 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
