2Bros Parts

TOP END CYLINDER KIT STD 66.80mm YAMAHA DT 230 MT TSE 250 4TP-11311-01

$347.00

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Delivery to United States 5–8 business days

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Top-end cylinder kit STD 66.80mm for Yamaha DT 230 MT TSE 250. This kit is a direct OEM replacement designed to match original fit and function. It includes the cylinder assembly and matching piston components for a standard-replacement rebuild. Features include direct OEM replacement, meets or exceeds OEM quality standards, designed for durability and reliable performance, and complete top-end rebuild kit components for cylinder and piston assembly replacement. Specifications include a bore size of 66.8mm, piston size of 66.8mm, piston pin diameter of 16mm, cylinder end distance of 105mm, and total cylinder length of 133.3mm. Cross-reference OEM part numbers are Cylinder: 4TP-11311-01, Gasket: 4TP-11181-00, Piston: 4TP-11631-10-AO, and Rings: 4TP-11610-00.

Specifications
SKU
56-K2905.CLY.KIT
Brand
Dirt Racing
Availability
In Stock (10)
General Product Group
Engine
General Product Type
Cylinder Kits
Variant Id
312026
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Top End Cylinder Kit STD 66.80mm for Yamaha DT 230 MT TSE 250

Restore your Yamaha DT 230, MT 250, or TSE 250 to peak performance with this comprehensive top-end cylinder kit. Designed as a direct replacement for original equipment, this kit ensures a perfect fit and original function for a seamless rebuild.

Key Features:

  • Direct OEM Replacement: Engineered to match the specifications and quality of original parts.
  • Superior Quality: Meets or exceeds original equipment manufacturer (OEM) quality standards for reliable performance.
  • Enhanced Durability: Built for long-lasting use and consistent, dependable operation.
  • Complete Rebuild Solution: Includes all necessary components for a full top-end cylinder and piston assembly replacement.

Specifications:

  • Bore Size: 66.8mm
  • Piston Size: 66.8mm
  • Piston Pin Diameter: 16mm
  • Cylinder End Distance: 105mm
  • Total Cylinder Length: 133.3mm

Replaces OEM Part Numbers:

  • Cylinder: 4TP-11311-01
  • Gasket: 4TP-11181-00
  • Piston: 4TP-11631-10-AO
  • Rings: 4TP-11610-00
Before you buy

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

Call or email us with your make, model and year 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.

More answers in our FAQ.

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