A Triumph TT special built for a top sound designer

There’s something about a classic Triumph dirt bike: the appealing proportions, the chunky rubber, the swept-back bars and the plush seat. Put them all together, and you can almost hear a ‘click.’ Vintage off-roading Triumphs are variations on a formula—but like the songs of AC/DC, the formula works. And one of its greatest proponents is Hayden Roberts, an expat Brit living in California who runs the Hello Engine workshop. Hayden’s latest build is this stunning Bonneville TT special. It was commissioned by Randy Torres, a sound effects editor who has just finished the movie Tenet. Randy lives in Pioneertown, California,...