HONDA CRF 250R 2016 - 2017 GRADE B 76.77mm HIGH COMPRESSION 14.3:1
4.4 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
Vertex high compression four-stroke piston. Forged from 2618 aluminum alloy. Features a Molybdenum Disulphide (MOS2) coating on the piston skirt for break-in and reduced wear. Piston size B, 76.77mm bore, 14.3:1 compression ratio.
- SKU
- V.4120B
- Brand
- Vertex
- Availability
- In Stock (2)
- SKU
- V.4120B
- Brand
- Vertex
- Availability
- In Stock (2)
FULL DESCRIPTION
Vertex High Compression Four-Stroke Piston
Maximize the performance of your engine with this Vertex high-compression piston. Engineered for durability and precision, this component is designed to withstand the high pressures and extreme conditions of modern four-stroke engine operation.
Each piston is forged from premium 2618 aluminum alloy, providing a superior strength-to-weight ratio that improves engine responsiveness. To ensure longevity and smooth operation, these pistons feature a specialized Molybdenum Disulphide (MOS2) coating on the skirt. This advanced coating helps to reduce friction, minimize wear during the break-in process, and ensure optimal performance from the moment you start your engine.
This Grade B piston is precision-machined to a diameter of 76.77mm, offering an exact fit that maximizes compression and power while effectively reducing blow-by and oil consumption.
Key Features
- High Compression Ratio: Engineered at 14.3:1 to boost engine power and torque.
- Premium Construction: Forged from high-quality 2618 aluminum alloy for exceptional structural integrity.
- MOS2 Skirt Coating: Unique Molybdenum Disulphide coating reduces friction, heat, and wear.
- Precision Sizing: Grade B 76.77mm specification ensures a perfect seal within the cylinder bore.
- Performance Optimized: Designed to maintain peak performance and efficiency under racing conditions.
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
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.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.