2Bros Parts

TOP END PISTON KIT 78-79 KAWASAKI KX 250 70.5MM 0.5MM OVER VINTCO KTK07-0.5

$246.03

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Delivery to United States 5–8 business days

Out of Stock

This VintCo top end piston kit is a complete rebuild set with a 70.5 mm bore size (+0.5 mm over). It contains the piston, rings, pin, clips, wrist pin bearing, and a full top-end gasket set for the head, base, intake, and exhaust. The components are made using modern materials and manufacturing methods for OEM-style fitment and performance. Specifications include a VintCo Part Number KTK07-0.5, nominal size of 70.5 mm, oversize of +0.5 mm, piston size of 70.44 mm, clearance of 0.06 mm, forged piston construction with MoS2 coating, and German piston manufacturing. Cross-reference OEM part numbers include 11004-1012 for the head gasket, 11009-038 for the base gasket, 11009-1018 for the intake gasket, and 11009-1017 and 11009-1123 for the exhaust gasket, and 13033-1010 for the wrist pin bearing. Additional size options are available.

Specifications
SKU
VIN-KTK07-0.5
Brand
Vintco
Availability
Out of Stock

Fitments (2)

MakeModelYear
KAWASAKIKX 2501978
KAWASAKIKX 2501979
SKU
VIN-KTK07-0.5
Brand
Vintco
Availability
Out of Stock
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

VintCo Top End Piston Kit for Kawasaki KX250

This comprehensive VintCo top-end piston kit provides all the necessary components for a complete engine rebuild on select Kawasaki KX250 models. Designed for 1978-1979 Kawasaki KX250 motorcycles with a 70.5 mm bore size, this kit is precisely 0.5 mm over standard to restore optimal engine performance.

Each kit includes a high-quality forged piston featuring an MoS2 coating for reduced friction and enhanced durability, manufactured in Germany. You will also find precision-engineered piston rings, a strong wrist pin, secure clips, and a vital wrist pin bearing. To ensure a perfect seal and protect your engine, a complete top-end gasket set is included, covering the head, base, intake, and exhaust sealing points.

VintCo utilizes modern materials and manufacturing techniques to deliver components that offer OEM-style fitment and reliable performance. Purchasing this kit offers a cost-effective solution, with the total price reflecting a 10% saving compared to buying each part individually.

Key Features:

  • Complete top-end engine rebuild solution
  • Includes forged piston, piston rings, wrist pin, and clips
  • Features a high-performance wrist pin bearing
  • Comes with a full top-end gasket set for all critical seals
  • Gaskets cover head, base, intake, and exhaust mating surfaces
  • Manufactured using modern materials for OEM-style performance
  • Piston features MoS2 coating for improved durability and reduced friction
  • Kit price offers a 10% discount over individual component purchases

Specifications:

  • Nominal Bore Size: 70.5 mm
  • Oversize: +0.5 mm
  • Piston Diameter: 70.44 mm
  • Piston Clearance: 0.06 mm
  • Piston Construction: Forged
  • Piston Coating: MoS2
  • Piston Manufacturing Origin: Germany
Before you buy

QUESTIONS? JUST ASK

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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

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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.

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Out of stock