The Mahle 20mm piston pin clip is supplied as a 0.787" × 1.6 mm round wire lock to retain piston wrist pins in compatible pistons. This size and wire form are specified for applications requiring a 20 mm clip and is provided as the OEM‑style locking retainer. Confirm piston pin diameter and clip type to ensure correct fitment in the engine being repaired.
Mahle MS 20mm Clip