Natural cast finish. OEM style reproduction replacement aluminum inner primary cover with OEM style cast finish. Complete with pre-installed mainshaft support bearing and inner chain adjuster detent plate. Complete as shown. OEM replacement reference 60617-65A. Note: Sand cast for strength. Note: This cast inner primary cover is slightly larger than die-cast replacements. Installer can machine or polish down the edges for a perfect match. Installation note: Use with shorter front chain oiler. Cover is cast and thicker than stock, so check clearance between cover and frame during installation.