Royal Enfield J-Series 350cc Standard Size Piston Ring (2nd Compression) – Part No. 1570401/B

This is the Genuine Royal Enfield 2nd Piston Ring (Part Number: 1570401/B), specifically engineered for the high-performance J-Series 350cc engine. As the second compression ring, it plays a critical role in complementing the top ring’s gas sealing while acting as a vital oil control component to prevent excessive oil consumption.

Key Features:

• OEM Precision: A 100% factory-original Royal Enfield spare part, ensuring identical quality and performance to the ring installed at the time of manufacture.

• Engine Sealing: Functions as the second compression ring to improve gas sealing and minimize “blow-by” for optimal engine efficiency.

• Oil Control: Helps manage the oil film on the cylinder wall, reducing oil consumption and maintaining clean combustion.

• High-Grade Material: Manufactured to strict OEM tolerances for diameter, tension, and end-gap to withstand the heat and pressure of the J-Series bore.

• Perfect Fitment: Designed for a seamless fit within the standard-bore cylinder and piston assembly (Part No. KLJ00018).

Specifications:

• Compatibility: Royal Enfield Meteor 350, Classic 350 Reborn, Hunter 350, and New Bullet 350 (J-Series BS6/Euro 5 models).

• Size: Standard (STD).

• Part Number: 1570401/B (also compatible with 1570401/A).

• Position: 2nd Ring (Middle Compression/Oil Control Ring).