The latest cars joining Graham Heeps's 1:64 F1 grid are two fantastic new Aston Martins from Mini GT and Pop Race
Pop Race and Mini GT join the Aston F1 fleet
Lamley interview: Ian Callum – car design maestro, diecast fan and Hot Wheels Legends Tour UK judge
Graham Heeps catches up with the legendary designer of cars like the Nissan R390, Ford RS200 and Jaguar F-Type