2Bros Parts

PISTON KIT VERTEX 80.0 A YAMAHA YZ 250 15-18, VERTEX 24103A OS+3.00 BIG BORE US-PRO COMPR 14,4:1

$348.42

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Delivery to United States 5–8 business days

Out of Stock

Vertex UK piston kit 24103A US PRO HC Comp. 14.4:1. All Vertex Pistons Feature: Standard pistons and components are OEM replacements. Kits include piston, rings, wrist pin and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Fitted in many OEM bikes as STD. Specifications: Bore size 80.00mm BIG BORE +3.00mm [A 79.95mm]. Replacement Parts: Rings. 590280000002 SET. Pin. 711195. Clips. 72055. Cross reference numbers ONLY. Piston Assy 1SM-116A0-10-00. Piston (Std) 1SM-11631-10-00. Piston Ring Set (Std) 1SM-11603-00-00. Pin, Piston 1SM-11633-20-00. Circlip 93450-17129-00.

Specifications
SKU
24103A
Brand
Vertex
Availability
Out of Stock
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
80mm
Variant Id
282722
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Vertex US Pro High Compression Piston Kit

Enhance the performance of your motorcycle with this Vertex US Pro High Compression Piston Kit. Designed for demanding riders, this kit offers a significant upgrade to your engine's power and efficiency.

Key Features:

  • High Compression Ratio: Features a 14.4:1 compression ratio for increased power output.
  • Big Bore Design: This is a big bore kit with a bore size of 80.00mm, representing a +3.00mm increase over standard (79.95mm).
  • Complete Kit: Includes piston, rings, wrist pin, and circlips for a full replacement.
  • Heat Treated: All Vertex pistons undergo a T-5 or T-6 hardening and tempering cycle for exceptional durability and performance.
  • OEM Quality: Vertex pistons are fitted as standard equipment on many OEM bikes, ensuring top-tier quality and fitment.
  • Made in Italy: Proudly manufactured in Italy, reflecting a commitment to precision engineering and high-quality materials.

Specifications:

  • Bore Size: 80.00mm (Big Bore +3.00mm)

Replacement Parts Available Separately:

  • Rings: 590280000002 SET
  • Pin: 711195
  • Clips: 72055
Before you buy

QUESTIONS? JUST ASK

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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Out of stock