Parts Unlimited Piston Kit for 250cc Engines

Upgrade your motorcycle's engine performance with the Parts Unlimited 250cc Piston Kit. This high-performance aluminum piston kit is engineered to deliver exceptional power and durability, closely matching original equipment specifications for a seamless fit and reliable operation.

Description

The Parts Unlimited 250cc Piston Kit is meticulously designed for motorcycle enthusiasts seeking to restore or enhance their engine's core. Crafted from high-quality aluminum, this piston kit ensures optimal strength and reduced weight, contributing to improved engine response. Its cast construction closely mirrors original equipment, guaranteeing precise fitment and consistent performance. A key design focus is superior heat transfer, efficiently moving heat from the combustion chamber to the cylinder walls, which is critical for maintaining engine integrity and extending component life under demanding conditions. With a 73.00 mm bore size and a +0.020" oversize option, this kit is ideal for 250cc engines requiring a fresh top end. Each comprehensive kit includes the high-performance piston, piston rings, wrist pins, and circlips, providing all necessary components for a single piston replacement, making it an excellent choice for a complete engine rebuild or performance upgrade.

Features & Highlights

• Optimized Performance: This high-performance cast aluminum piston kit from Parts Unlimited closely matches original equipment specifications, ensuring reliable power delivery and a precise fit for your 250cc engine.
• Superior Heat Management: Engineered for excellent heat transfer from the combustion chamber to the cylinder walls, this design significantly enhances engine durability and efficiency, especially under demanding riding conditions.
• Comprehensive Kit: Each 250cc piston kit is complete, including the durable aluminum piston, all necessary piston rings, a sturdy wrist pin, and secure circlips, simplifying your engine rebuild process.
• Durable Construction: Made from robust, lightweight aluminum, this piston is built for exceptional longevity and consistent performance, standing up to the rigors of motorcycle operation.
• Exact Fitment Options: Designed with a standard 73.00 mm bore size and available in a +0.020" oversize, providing flexible compatibility for various 250cc applications and rebuild needs.

Technical Specifications

• Units: Kit
• Bore Size: 73.00 mm
• Bore Oversize: +0.020"
• Displacement: 250 cc
• Stroke Length: 59.00 mm
• Piston Material: Aluminum
• Vendor Part Number: 09-8012