AMSOIL INC. of Superior, Wis. now offers synthetic motor oil engineered specifically for classic cars, muscle cars and other high performance applications.

AMSOIL INC. of Superior, Wis. now offers synthetic motor oil engineered specifically for classic cars, muscle cars and other high performance applications. Available in 10W-30 and 20W-50 viscosities AMSOIL Z-ROD Synthetic Motor Oil features high-quality synthetic base stocks and a proprietary additive package tailored to prevent wear and provide maximum protection during storage.

AMSOIL Z-ROD oil is formulated with high levels of zinc, and zinc is critical for wear protection in the flat-tappet engines of classic cars and other earlier-model high-performance vehicles. AMSOIL Z-Rod provides exceptional protection for flat-tappet cams, lifters and rockers.

Damage from rust and corrosion due to long periods of storage is another issue common to classic and vintage cars. AMSOIL Z-ROD Synthetic Motor Oil is formulated with a unique blend of rust and corrosion inhibitors to ensure maximum protection during storage.