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2024 KX250 Factory Engine Performance Package Complete Top End Cylinder Head KX
$3,000.00
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Want extra peace of mind? Even if a seller doesn't offer returns,
MX Locker gives you the option to make any item returnable with Return Assurance at checkout.
MX Locker is 100% committed to ensuring that every sale ends in satisfaction—for both buyer and seller. Your payment is held until the item is delivered and approved. If it's not as described, you'll receive a full refund.
Every transaction is backed by our secure payment system. We hold funds until you confirm the item arrived in the promised condition—so you can shop worry-free.
MX Locker is 100% committed to ensuring that every sale ends in satisfaction—for both buyer and seller. Your payment is held until the item is delivered and approved. If it's not as described, you'll receive a full refund.
Every transaction is backed by our secure payment system. We hold funds until you confirm the item arrived in the promised condition—so you can shop worry-free.
Overview
Description
ALL orders include a FREE $20 Motosport coupon and exclusive coupon pack! No strings attached just place that order! MSRP: $ plus shipping Product Description: Williams Motowerx Complete Factory Team Performance Power Package – 2021–2024 KX250 Unlock the full potential of your KX250 with this complete top-end performance package from Williams Motowerx designed to deliver unmatched power, response, and reliability. This setup includes all the top-tier components and custom work you'd expect from one of the most respected names in race engine development. This is a premium setup built for riders who demand race-ready performance. Whether you’re chasing holeshots or just want the best from your machine, this kit brings factory-level performance without the wait. Package Includes: - Custom CNC-Ported Cylinder Head – Professionally ported by Williams Motowerx for optimal flow, increased power, and maximum efficiency. - LIKE NEW OEM Cylinder, perfect crosshatching - Custom High-Compression Piston – Engineered for performance and durability, matched to the head for perfect squish and reliability. - Custom Williams Motowerx Camshafts – Designed to complement the porting and piston for aggressive yet controllable power delivery. - Custom Dimpled Valves – Optimize air flow with these custom exhaust and intake valves matched to the cylinder head seats - All Cylinder Head Fittings/Bolts - OEM Cylinder Head Cap Cover All Components in Great Condition – No surprises here. Everything is clean, inspected, well-maintained, and ready to bolt on. Product Condition: GREAT CONDITION, LIKE NEW, removed off 2024 KX250, fully inspected and vaporblasted. Cams are in great shape, all parts included have 10 hours of use. Very minimal if any signs of wear. This kit is ready to be bolted on for same day horsepower! Manufacturer Part # 11008-0994 // 92154-2104 // 92005-0942 // 16066-0024 // 49118-1264 // 49118-1263 // 12053-0309 // 12053-0310 // 92057-0813 // 11005-0717 // 13001-0838 // 13008-0585 Pres MX Part # PB3289 Please confirm fitment before ordering. Let me know if you have any questions! Thanks for shopping! *International Buyers are responsible for Import Fees / Duty Fees / Taxes* *Buyer is responsible for verifying condition BEFORE purchase! (more photos can be provided upon request) *ALL SALES ARE FINAL*
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