Yep, Craig best way to install pistons. I’ve had a set of those for years, and also one that is adjustable for different sizes that I got for the 30 over 455 olds.
56 210 Del Ray 68 Camaro BB 68 Mustang Convertible 68 Olds Cutlass Convertible 442 clone with 455 74 Dodge Charger with 440 swap 59 Apache 3600 dually Tow Truck