The design was "stretched" in 1966 to become the one-off BT17, originally fitted with the 4.3-litre version of the Repco engine for Can-Am racing.
O deseño foi "estirado" en 1966 para converterse no único BT17, que inicialmente levaba unha versión do motor de 4.3 litros Repco para as carreiras de Can-Am.