Wiseco 40020M07700 Hi Compression Piston Kit for 2011-14 Kawasaki KX250F - 77mm

Wiseco High-Compression Performance Piston Kit (14.5:1)

Upgrade your engine's power and efficiency with track-proven performance. This authentic Wiseco High-Compression Piston Kit is precision-forged in the USA using a high-strength aerospace alloy, delivering an optimized strength-to-weight ratio for extended service life and sustained horsepower.

The 4-stroke design features a race-ready dome finish with smooth edges for improved combustion flow, a pressure seal groove for maximum ring seal, and a horizontal slot-pin oiling system to reduce friction and eliminate scuffing.

📌 Product Specifications

• Brand: Wiseco Performance Products

• Part Number: 40020M07700

• Bore Size (Standard/Actual): 77.00mm (Standard Bore Size)

• Displacement: 249cc

• Stroke: 53.60mm

• Compression Ratio: 14.5:1 High Compression

• Engine Type: 4-Stroke

• Country of Manufacture: United States

🏍️ Confirmed Fitment

• 2011 - 2014 Kawasaki KX250F

⚠️ IMPORTANT NOTICE: Piston components and kits are subject to strict size and fitment specificity. You must measure your cylinder before ordering. We cannot be held liable for cylinder damage caused by using an incorrect piston or ring size.

📦 What's Included

This is a complete, brand-new piston kit containing everything you need to finish your top-end repair right the first time:

• Premium Forged Piston (featuring a high-performance race design)

• High-Performance Ring Kit

• Alloy Wrist Pin

• Circlips

🚀 Shipping & Seller Policies

• Fast & Free Shipping: Shipped directly to you with reliable handling.

• Domestic Shipping: We ship exclusively to the lower 48 US states. (No shipping to Alaska, Hawaii, Guam, Puerto Rico, or international US Territories).