Painted Lycoming Rocker Box Cover with large " AVCO LYCOMING" Marking.

Lycoming Rocker Box Covers with large " LYCOMING" Marking.

Two Chrome Lycoming Rocker Box Covers with Large Size " AVCO LYCOMING" Marking.

Lycoming Rocker Box Covers with "76 LYCOMING" Marking.

Avco Lycoming Rocker Box Valve Cover P/N 72242 - Anodized

Lycoming Engine Rocker Valve Cover

Lycoming Avco 76 Valvecover Vintage Aviation

Avco Lycoming Rocker Box Valve Cover P/N 72242