Perfect Circle TW-589S Engine Crankshaft Thrust Washer Set

The Perfect Circle TW-589S is a precision-engineered crankshaft thrust washer set designed to limit axial movement and provide a critical bearing surface while supporting axial load in your engine. This thrust washer set is manufactured to meet or exceed OE specifications, ensuring reliable performance during engine rebuilds and restorations.

Key Features:

• Constructed with copper, lead, and tin bonded to a steel backing for superior durability
• Features multiple tapered ramps with curved surfaces following a sine wave contour, plus tear-drop grooves and wedge-shaped ramps that allow engine oil to flow between shaft and bearing surfaces
• Offers better alignment of the bearing surface to the crankshaft surface, promoting wider and more uniform contact
• Installs in the factory location with no modifications required
• Independent of journal bearing for optimal performance

Perfect Circle thrust washers provide the precision and reliability needed for professional engine builds. This set ensures proper crankshaft endplay and protects critical engine components from excessive wear.