Wiseco Top End Bearing (B1001)

The WISECO B1001 Top End Bearing is engineered for dependable performance in high-speed engine applications. Forged from a high-silicon aluminum alloy, this bearing delivers a strong, durable construction designed to withstand demanding operating conditions while supporting reliable top-end performance.
High-quality bearings are manufactured to strict standards for consistent fit, smooth operation, and long service life. The bearing is case-hardened to improve surface durability and wear resistance, helping it maintain dependable operation during repeated engine cycles and elevated speeds.
Designed for powersports and performance engine applications, the WISECO B1001 Top End Bearing is a practical replacement component for restoring smooth operation and supporting reliable engine service. Its precision-focused construction makes it suitable for builders and technicians seeking trusted WISECO quality without compromising durability.

Features:

• High-silicon aluminum alloy construction for strength and dependability

• Case-hardened design for improved wear resistance and extended service life

• Manufactured to high-quality standards for consistent performance

• Supports smooth operation at high engine speeds

• Brand: WISECO

• Part Number: B1001

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