2Bros Parts

CYLINDER KIT 52.4mm 2014-2023 HONDA CRF125F 12100-KYY-901

£86.57

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This 52.4 mm cylinder, piston, and gasket top end rebuild kit is a direct OEM-style replacement component set for engine rebuild applications. It is manufactured to exacting standards for dependable performance and is designed to meet or exceed OEM quality. The kit includes 1 cylinder, 1 piston, 1 piston ring set, 1 wristpin, 2 circlips, 1 cylinder base gasket, 1 cylinder head gasket, and 2 valve stem seals. Bore type is standard bore with a 52.4 mm bore diameter, 57.9 mm stroke, and 22 mm pin diameter. This kit meets or exceeds OEM quality and is a direct OEM replacement. The image should be checked before ordering to avoid mistakes.

Specifications
SKU
65-K2051.524.CLK
Brand
Dirt Racing
Availability
In Stock (2)
Variant Id
323159
Delivery2–4 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Cylinder Kit 52.4mm for Engine Rebuilds

This comprehensive 52.4 mm cylinder kit is designed for engine rebuild applications, providing a direct OEM-style replacement set. Manufactured to exacting standards, this kit ensures dependable performance and meets or exceeds original equipment quality. It includes all the essential components for a complete top-end rebuild.

Key Features:

  • Manufactured to exacting standards for confident engine rebuilds.
  • Meets or exceeds OEM quality for reliable performance.
  • Direct OEM replacement for a seamless fit.
  • Made from high-tech materials for durability.
  • Easy to install; professional assistance is advised if you are unsure.
  • Always check the product image before ordering to avoid mistakes.

Kit Components:

  • 1 x Cylinder
  • 1 x Piston
  • 1 x Piston Ring Set
  • 1 x Wristpin
  • 2 x Circlips
  • 1 x Cylinder Base Gasket
  • 1 x Cylinder Head Gasket
  • 2 x Valve Stem Seals

Specifications:

  • Bore Type: Standard Bore
  • Bore Diameter: 52.4 mm
  • Stroke: 57.9 mm
  • Pin Diameter: 22 mm

Cross-Reference OEM Part Numbers:

  • Cylinder: 12100-KYY-901
  • Cylinder Base Gasket: 12191-KYY-900, 12191-KYY-901
  • Cylinder Head Gasket: 12251-KYY-901
  • Piston (Std): 13101-KYY-900
  • Pin, Piston: 13111-KWS-900
  • Piston Ring Set (Std): 13011-KYY-900
  • Circlips, Piston: 13115-KWS-900
  • Valve Stem Seal: 12209-GB4-682
Before you buy

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Call or email us with your make, model and year and we will check it for you before you order.

UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. 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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