Confirm this item fits
Add your vehicle details to make sure this item fits.
2025 KX450 Complete Engine RACE MOD Motor W/ Ported Head - 24-25 Kawasaki KX 450
$5,495.00
Was $6,500.00
Ships from United States.
Ships from United States.
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.
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!Â
MSRP: $10800-11k to build this motorÂ
Product Description: COMES WITH MODDED ECU PAIRED WITH MAPS FOR THIS MOTOR(not pictured) Complete race built motor for 24-25 KX450 models. This engine comes with a complete LIKE NEW HINSON CLUTCH ASSEMBLY WITH 1 MOTO ON IT, recently replaced. CUSTOM Titanium dimpled valves for more efficient airflow. CUSTOM JE RACE SPEC Piston only for race teams. RECMX Billet Oil Filter Cover. FACTORY PORTED HEAD BY WILLIAMS MOTOWERX. This motor makes more HP than any other engine on the market. Comes with full Clutch Assembly with ASV lever, cover, RECMX master cylinder cover, and CORE MOTO Hydraulic Clutch Hose. This motor is built for Fast A/B class riders. Pairs well with HGS exhausts which we also have listed on our profile. Product Condition:Â
GREAT CONDITION, 10 TOTAL HOURS ON MOTOR. NEEDS NOTHING BUT FAST RIDERÂ
Pres MX Part # PB3593Â
Please confirm fitment before ordering. Let me know if you have any questions! Thanks for shopping!Â
*International Buyers are responsible for Import Fees / Duty Fees / Taxes*Â
*Buyer is responsible for verifying condition BEFORE purchase! (more photos can be provided upon request)Â
*ALL SALES ARE FINAL*
Compatible with 7 Kawasaki vehicle(s)Meet The Seller
Responds within 3 hours.
Ships within 3 business days.
Items match their descriptions.
Reviews
Need help? We're riders just like you.
By clicking subscribe, I agree to receive exclusive offers & promotions, news & reviews, and personalized tips for buying and selling on MX Locker.
MX Locker © 2025 Accessibility