What is the main purpose of this top end bearing?

This bearing is a crucial part of a two-stroke engine's top end rebuild. It helps ensure smooth rotation and proper function of critical engine components in that area.

Who manufactures these bearings before Wiseco inspects them?

Wiseco sources these bearings from leading bearing suppliers. They then perform their own inspections to ensure the quality meets their standards for engine components.

What does the 'Prop 65' warning mean for this part?

The Prop 65 warning indicates that this product contains chemicals known to the state of California to cause cancer or reproductive harm. This is a standard warning for many automotive parts.

Wiseco Engine Bearing 12x15x16.3mm B1042

Name: Wiseco Top End Bearing 12 x 15 x 16.3mm Bearing
Brand: Wiseco
Price: 23.54 USD
Availability: InStock

Wiseco Top End Bearing 12 x 15 x 16.3mm Bearing

$23.54

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Wiseco Top End Bearing 12x15x16.3mm. Essential for two-stroke top-end rebuilds.

Key Features

Fits 11+ vehicle make/model combinations.
Measures 12mm inner diameter, 15mm outer diameter, and 16.3mm width.
Manufactured by leading bearing suppliers.
Inspected for quality by Wiseco.
Essential component for two-stroke top-end rebuilds.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

With dimensions of 12mm inner diameter, 15mm outer diameter, and 16.3mm width, this Wiseco top end bearing is a critical component for any two-stroke engine rebuild. It's manufactured by leading bearing suppliers and then inspected by Wiseco to ensure it meets their standards for quality. This attention to detail is important because the top end bearing plays a key role in the smooth operation and longevity of your engine's critical components.

This bearing is a must-have when you're rebuilding the top end of your two-stroke. It's designed to handle the stresses and demands of that specific area of the engine. Wiseco, known for its forged pistons, understands the importance of reliable supporting parts like bearings for a successful rebuild. They ensure these bearings are well-made and ready to perform.

This part fits a wide range of popular two-stroke models, including many KTM 65 SX, Yamaha PW80, and Husqvarna TC65 dirt bikes. When you're putting your engine back together, using a well-made bearing like this one helps ensure everything spins true and lasts.