Top End Piston Kit 77-77 Yamaha Dt 400 86.5mm 1.5mm Over Vintco KTY49-1.5

Description

Top-end piston kit for the 1977 Yamaha DT400, supplied as a complete set for top-end service work. The kit includes a forged piston manufactured in Germany with an MOS2 break-in coating, cylinder head gasket, cylinder base gasket, intake gasket, exhaust pipe gasket and a wrist pin bearing. Kit pricing includes a 10% discount compared with purchasing the items individually.

Features

  • Complete top-end piston kit
  • Supplied with piston, gaskets and wrist pin bearing
  • Break-in coated piston
  • Piston manufactured in Germany

Specifications

  • VintCo Part Number: KTY49-1.5
  • Product Category: Top End Piston Kit
  • Piston Size: 86.5 mm
  • Oversize: 1.5 mm over
  • Piston Diameter: 86.42 mm
  • Piston-to-cylinder Clearance: 0.08 mm
  • Piston Construction: Forged
  • Piston Coating: MOS2

Cross-Reference OEM Part Numbers

  • Cylinder Head Gasket: 500-11181-00-00
  • Cylinder Base Gasket: 1M2-11351-01-00
  • Intake Gasket: 8Y7-13556-01-00
  • Exhaust Pipe Gasket: 214-14613-09-00

Vehicle Fitments

  • 1977 Yamaha DT400

Top End Piston Kit 77-77 Yamaha Dt 400 86.5mm 1.5mm Over Vintco KTY49-1.5

Product form

Top-end piston kit for the 1977 Yamaha DT400, supplied as a complete set for top-end service work. The kit includes... Read more

Out of stock

£272.80 Incl. VAT

    • Guaranteed secure & safe checkout.

      shop pay

    SKU: VIN-KTY49-1.5
    Barcode: 0120000104246

    • Free shipping on all orders above £75
    • No hassle returns within 30 days

    Description

    Top-end piston kit for the 1977 Yamaha DT400, supplied as a complete set for top-end service work. The kit includes a forged piston manufactured in Germany with an MOS2 break-in coating, cylinder head gasket, cylinder base gasket, intake gasket, exhaust pipe gasket and a wrist pin bearing. Kit pricing includes a 10% discount compared with purchasing the items individually.

    Features

    • Complete top-end piston kit
    • Supplied with piston, gaskets and wrist pin bearing
    • Break-in coated piston
    • Piston manufactured in Germany

    Specifications

    • VintCo Part Number: KTY49-1.5
    • Product Category: Top End Piston Kit
    • Piston Size: 86.5 mm
    • Oversize: 1.5 mm over
    • Piston Diameter: 86.42 mm
    • Piston-to-cylinder Clearance: 0.08 mm
    • Piston Construction: Forged
    • Piston Coating: MOS2

    Cross-Reference OEM Part Numbers

    • Cylinder Head Gasket: 500-11181-00-00
    • Cylinder Base Gasket: 1M2-11351-01-00
    • Intake Gasket: 8Y7-13556-01-00
    • Exhaust Pipe Gasket: 214-14613-09-00

    Vehicle Fitments

    • 1977 Yamaha DT400

    Shipping & Delivery

    How long will my item take to arrive?

    Orders are typically dispatched within 1 working day and are shipped on a 24hour (non-guaranteed) service.

    Where do you ship to?

    We currently only ship orders within the UK.

    How can I track my order?

    Once your order has been dispatched, you will receive a tracking code. Tracking information is emailed to the email address that was provided when placing the order.

    Can I collect my order?

    Unfortunately we do not offer order collections from our fulfilment centre.

    WHY NOT CHECK OUT

    Recently viewed products

      Sign up for our newsletter

      Subscribe to our Mailing List

      Never miss any news and be the first to know about sale and offers

      © 2026 Radhouse, Powered by Shopify

        • American Express
        • Apple Pay
        • Diners Club
        • Discover
        • Google Pay
        • Maestro
        • Mastercard
        • PayPal
        • Shop Pay
        • Union Pay
        • Visa