2Bros Parts

PISTON KIT 2023-24 KX250 78mm, PROX 01.4353.A

$200.65Only 1 left

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Delivery to United States 5–8 business days

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ProX Piston Kit 78.00mm Bore. Ready to install, ProX Piston Kits are supplied complete with piston rings, wrist pin, and circlips. ProX pistons are precision machined on the latest, state-of-the-art CNC equipment and use the same low-expansion, low-friction piston alloy all major Japanese engine manufacturers use. Uses an OEM style tin coating to assist the break-in process when you first start your machine. Piston diameter: 77.96mm.

Specifications
SKU
56-W4983.A.PX
Brand
Pro-X Racing
Availability
In Stock (1)

Fitments (4)

MakeModelYear
KAWASAKIKX 2502023
KAWASAKIKX 2502024
KAWASAKIKX 250X2023
KAWASAKIKX 250X2024
General Product Group
Engine
General Product Type
Pistons & Kits
Variant Id
314264
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

ProX 4-Stroke Piston Kit - 78.00mm Bore

This ProX Piston Kit is designed for high-performance 4-stroke engines, featuring a precise 78.00mm bore diameter. Engineered for durability and optimal engine function, each kit is ready for immediate installation, ensuring a seamless repair or upgrade. ProX pistons are manufactured using advanced CNC equipment, employing the same low-expansion, low-friction aluminum alloy trusted by leading Japanese engine manufacturers. This commitment to material quality results in enhanced engine longevity and improved performance.

To facilitate a smooth break-in period, the pistons are treated with an OEM-style tin coating. This coating helps to reduce friction during the initial running of your engine, promoting proper seating of the piston rings and cylinder wall.

Key Features:

  • Piston Kit for 4-Stroke Engines
  • Precise 78.00mm Bore Diameter
  • Includes Piston Rings, Wrist Pin, and Circlips
  • Precision Machined on State-of-the-Art CNC Equipment
  • Constructed with Low-Expansion, Low-Friction Piston Alloy
  • Features OEM-Style Tin Coating for Enhanced Break-In
  • Direct Replacement for Optimal Fit and Performance
Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).

Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.

Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.

Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.

More answers in our FAQ.

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