The WP Rotor series from Whirling International Inc. is the best option in the aftermarket .
WP Cross Reference
S3: Satinless Steel / Chrome Plated
One end threaded / One end pinned
All Moyno® Continental® and Liberty® Parts, models and identification numbers are listed for reference purposes only. Whirling International Inc. is not affiliated with or a representative of Moyno® ,Continental® , Liberty® nor its parent company.