11:1 Hi-compression Piston Kit +0.50 Oversize - NA-10003-2

The Namura 11:1 high-compression piston kit is engineered for riders looking to extract more power from their engine rebuild. Designed as a performance-oriented replacement, the elevated compression ratio delivers improved throttle response and top-end grunt compared to standard specification. At +0.50mm oversize, this kit is suited to bored cylinders requiring a precise fit beyond the stock bore dimension.

• 11:1 high-compression ratio for increased performance output
• +0.50mm oversize diameter to suit rebored cylinders
• Part number: NA-10003-2
• Namura brand — an established name in aftermarket piston and top-end engine components
• Suitable for use as part of a top-end engine rebuild

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