Product Description
Restore the factory-smooth performance and compression of your J-Series engine with the SAM Piston & Rings Kit. This oversize set is engineered specifically for the J1-platform engines found in the Meteor, Classic Reborn, and Hunter 350.
this comprehensive kit features a specialized piston coating to reduce friction during the critical “run-in” period. The set includes All Steel Rings, which provide superior oil control and cylinder sealing compared to standard cast rings, ensuring your engine meets BS6 emission standards while delivering maximum power.
Key Features:
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0.50mm Oversize: Perfect for cylinder blocks that require reboring to eliminate deep scratches or wear.
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All Steel Ring Set: Durable steel construction for the compression and oil rings ensures a long service life and better heat resistance.
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J-Platform Optimized: Specifically designed for the internal geometry and thermal requirements of the new 350cc BS6 engine.
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Reduced Friction: The piston skirt is designed to minimize drag, improving fuel efficiency and reducing engine heat.
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Complete Rebuild Kit: Includes the Piston, Gudgeon Pin, Circlips, and a full set of Rings
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Technical Specifications:
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Manufacturer: Samkrg Pistons and Rings Ltd. (SAM)
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Size: 0.50 mm Oversize
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Standard Diameter: 72.00 mm (Base)
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Compliance: BS6 / J1 Platform
Bike Compatibility
This kit is compatible with the following J-Series (BS6) models:
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Royal Enfield Meteor 350 (J1)
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Royal Enfield Classic 350 Reborn (J1)
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Royal Enfield Hunter 350 (J1)
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Royal Enfield Bullet 350 (New J-Series model)













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