THE FIRST OIL IN FRAME TRIUMPH TWIN - WAS IT A DOG OR A DELIGHT?

Of all the Triumph twins, the early Oil in Frame (OIF) models from the 70s were the most controversial. Introduced in 1971, these Triumphs had an unhappy birth. The last of the pre-OIF twins have become loved and respected as the pinnacle of the twin's design. With the decision to radically change the frame, when