Porsche Limited edition paper print Size: 14.5" x 22"Edition Size: 495 Professor Ferdinand Porsche. Portrait of the man behind the marque. Porsche 917 KH Coupe Revealed in 1970 it had a 4.5 litre 12 cylinder boxer engine which went on to win the World Championship of Manufacturers and the Endurance World Championship. Porsche 911 Targa. The porsche 911 was launched in 1963 at the Frankfurt International Automobile Show and it too retained a flat four engine overhanging the rear axle. Porsche 356A Speedster. Production of both the 356 coupe and the speedster was between 1948 and 1958 with an air-cooled flat four for power. Signed and numbered by the artist. Limited edition. Print purchases are final, due to our print-to-order process.