Mazda MX-5 NA NB ACL Race Connecting Rod Bearings (Standard Size)

Description

Con rod bearings for the MX-5 NA NB engine.

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Half Type – Upper & Lower

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Material – Tri-metal Hardened steel backs

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Min Std Shaft Size – 1.7693″ / 44.940mm

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Max Std Shaft Size – 1.7699″ / 44.956mm

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Min Std Tunnel Size – 1.8896″ / 47.996mm

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Max Std Tunnel Size – 1.8904″ / 48.016mm

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Max Wall at Crown – 0.0596″ / 1.515mm

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Max Overall Length – 0.669″ / 17.00mm