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Item #:
79871339
WSM Piston Kit, 0.25mm Oversized to 73.25mm Bore
Item #:
79871339
MWK 249777
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, July 22
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High performance forged pistons coated with MOS2 for superior heat absorption.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Precision Engineering
Manufactured for exact specifications, this piston kit ensures optimal fit and performance, enhancing engine efficiency compared to standard pistons.
Increased Bore Size
The 0.25mm oversized design allows for improved airflow and combustion, boosting power output for performance enthusiasts seeking more from their engines.
Durable Materials
Crafted from high-quality materials, this piston kit withstands high temperatures and pressures, ensuring long-lasting reliability and reduced risk of wear in demanding conditions.
Product Details
Who Should Buy?
-
Performance Enthusiasts
Ideal for riders looking to enhance engine performance with a precise oversized piston kit.
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Engine Rebuilders
Perfect for professionals or DIY mechanics replacing pistons in older engines requiring standard bore specifications.
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Custom Projects
Great fit for custom builds where slight bore adjustments cater to increased power demands.
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Beginner Mechanics
Not suitable for novice users lacking engine rebuilding experience to ensure proper installation and outcomes.
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Stock Engine Users
Incompatible for those not seeking performance upgrades and using standard factory piston dimensions.
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Budget Shoppers
May not be affordable for users looking for low-cost alternatives without performance requirements.
Product Description
WSM Piston Kit, 0.25mm Oversized to 73.25mm Bore
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the coating on the pistons?
Answer: The pistons are coated with MOS2 for high performance and heat absorption. -
Question:
Where are the pistons made?
Answer: The pistons are made in Germany. -
Question:
How many piston categories are available?
Answer: There are four piston categories available: standard, big bore, 5mm long rod, and big bore with 5mm long rod.
WSM Pistons & Pins Editorial Review
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MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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MWK 249777
Order now and get it around Wednesday, July 22
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Competitively forged pistons
- Coated with MOS2 for high performance and heat absorption
- Ported to match WSM Banshee sleeves
- Four piston categories available
- Piston pin is 5mm higher on long rod pistons
- Made in Germany
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