The first engine produced was a 2.15L inline 6 ‘Grey motor’ not a four cylinder “Gray engine”. This was produced for the first Holden, the 48-215 also known as the “FX” Reply ...

The Red Motor was the successor to the Grey Motor, and was introduced in the 1963 Holden EH range with the 149cid (2.45-litre) and 179cid (2.95-litre) inline 6-cylinder. It was an Australian-designed ...