94-05 Mazda Miata Main Bearing Set +0.25mm - King MB5304XP0.25

Maximize durability and performance with the King MB5304XP0.25 Main Bearing Set, engineered for Mazda B6, B6-T, ZM, B3, and B5 engines. Built with race-proven King pMax Black tri-metal construction, these high-performance bearings are designed to handle the extreme demands of track and high-output street applications.

Precision machined to +0.25mm oversize, this set is ideal for engines that have been line-bored or require oversized bearings during a rebuild. The advanced tri-metal structure combines strength, fatigue resistance, and conformability, offering the ultimate protection against crankshaft wear and engine failure.

Featuring King’s XP Series technology, these bearings deliver superior oil film stability, higher load capacity, and exceptional performance under extreme RPM and load conditions. Whether you’re refreshing a turbocharged B6-T build, building a naturally aspirated B6 for track days, or restoring a Mazda B3/B5 for reliable performance, the King MB5304XP0.25 Main Bearing Set is built to perform.

Key Benefits:

• Fits Mazda B6, B6-T, ZM, B3, and B5 engines

• +0.25mm oversize for line-bored or rebuilt engines

• Race-spec XP Series with pMax Black tri-metal design

• Superior fatigue resistance and load capacity

• Enhanced oil film stability for extreme performance

Trust King Engine Bearings, a leader in performance and race engine components, to keep your Mazda engine running strong lap after lap.

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