Genuine GM ACDelco R45S Spark Plugs – Set of 8 | OE 19362366

Restore dependable ignition performance in your classic or vintage GM vehicle with this set of 8 Genuine GM ACDelco R45S spark plugs. Designed for select 1946–1976 Chevrolet, GMC, Pontiac, Buick, Oldsmobile, and other GM applications, these premium spark plugs provide consistent ignition, reliable engine performance, and long-lasting durability.

With OE part number 19362366, these ACDelco R45S spark plugs are engineered to meet original-equipment specifications for compatible applications. They are an excellent choice for classic vehicle restorations, collector cars, weekend cruisers, and vintage GM daily drivers.

Key Features

• Set of 8 Genuine GM ACDelco R45S spark plugs
• OE part number: 19362366
• Designed for select 1946–1976 GM vehicles
• Engineered for reliable and consistent ignition
• Helps provide dependable spark performance
• Durable construction for long-lasting service
• Factory-spec design for compatible applications
• Direct replacement for original equipment
• No modifications required when properly matched
• Ideal for classic GM restoration and engine tune-ups
• Suitable for collector cars, vintage vehicles, and classic daily drivers

Fitment / Vehicle Compatibility

Designed for select 1946–1976 GM vehicles requiring the ACDelco R45S spark plug specification.

GM Vehicle Fitment

• Chevrolet — select 1946–1976 applications
• GMC — select 1946–1976 applications
• Pontiac — select 1946–1976 applications
• Buick — select 1946–1976 applications
• Oldsmobile — select 1946–1976 applications
• Other compatible GM vehicles using the R45S spark plug specification