2Bros Parts

CYLINDER KIT 77mm 01-04 YZF250, MX-09150-3K WITH NAMURA PISTON

$394.92

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Delivery to United States 5–8 business days

Spread the cost with Klarna

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CYLINDER KIT 77mm STD BORE MX-09150-3K WITH NAMURA PISTON. This is a brand new cylinder rebuild kit designed to OEM specifications. The cylinder is cast from AB4C aluminum with a NIKASIL PLATED sleeve for superior wear resistance. It is a direct drop-in installation with no case modifications required. Sleeve hardness is HV500-600 with a thickness of 0.08 +/- 0.02mm. Cylinder material is JIS AC4B-T6 Aluminum with a hardness of HR65up. The kit includes: 77mm Psychic MX-09150-2 cylinder, Namura NX-40032T top end gasket set, and Namura FX-40032 77mm hyperdryve piston kit.

Specifications
SKU
56-K103.77.KIT0
Brand
Dirt Racing
Availability
In Stock (3)

Fitments (59)

MakeModelYear
GAS-GASEC R 2502010
GAS-GASEC R 2502011
GAS-GASEC R 2502012
GAS-GASEC R 2502013
GAS-GASEC R 2502014
GAS-GASEC R 2502015
YAMAHAWR 250F2001
YAMAHAWR 250F2002
YAMAHAWR 250F2003
YAMAHAWR 250F2004
YAMAHAWR 250F2005
YAMAHAWR 250F2006
YAMAHAWR 250F2007
YAMAHAWR 250F2008
YAMAHAWR 250F2009
YAMAHAWR 250F2010
YAMAHAWR 250F2011
YAMAHAWR 250F2012
YAMAHAWR 250F2013
YAMAHAWR 250F2014
YAMAHAWRF 2502001
YAMAHAWRF 2502002
YAMAHAWRF 2502003
YAMAHAWRF 2502004
YAMAHAWRF 2502005
YAMAHAWRF 2502006
YAMAHAWRF 2502007
YAMAHAWRF 2502008
YAMAHAWRF 2502009
YAMAHAWRF 2502010
YAMAHAWRF 2502011
YAMAHAWRF 2502012
YAMAHAWRF 2502013
YAMAHAYZ 250F2001
YAMAHAYZ 250F2002
YAMAHAYZ 250F2003
YAMAHAYZ 250F2004
YAMAHAYZ 250F2005
YAMAHAYZ 250F2006
YAMAHAYZ 250F2007
YAMAHAYZ 250F2008
YAMAHAYZ 250F2009
YAMAHAYZ 250F2010
YAMAHAYZ 250F2011
YAMAHAYZ 250F2012
YAMAHAYZ 250F2013
YAMAHAYZF 2502001
YAMAHAYZF 2502002
YAMAHAYZF 2502003
YAMAHAYZF 2502004
YAMAHAYZF 2502005
YAMAHAYZF 2502006
YAMAHAYZF 2502007
YAMAHAYZF 2502008
YAMAHAYZF 2502009
YAMAHAYZF 2502010
YAMAHAYZF 2502011
YAMAHAYZF 2502012
YAMAHAYZF 2502013
General Product Group
Engine
General Product Type
Cylinder Kits
General Size
77mm
Variant Id
295821
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Psychic Cylinder Kit 77mm Bore with Namura Piston

This comprehensive cylinder rebuild kit is designed to meet or exceed OEM specifications for enhanced performance and durability. Crafted from high-quality AB4C aluminum, the cylinder features a Nikasil plated sleeve for superior wear resistance. Most installations are straightforward, requiring no case modifications.

Key Features:

  • Standard Bore Size: 77.00mm
  • Sleeve Material: Nikasil Plated
  • Sleeve Hardness: HV500~600
  • Sleeve Thickness: 0.08 +/- 0.02mm
  • Cylinder Material: JIS AC4B-T6 Aluminum
  • Cylinder Hardness: HR65up
  • Designed for optimal wear capabilities
  • Includes Namura piston kit and top-end gasket set
Before you buy

QUESTIONS? JUST ASK

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

Call us+44 330 133 3748
Email us[email protected]

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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