The Mahle cast performance piston set is specified for a Ford 6.4L application and lists detailed dimensions: 392 cid displacement, 3.886 x 2.049 compression height, 4.134in stroke, 6.929in rod, 1.516in pin, -45.1cc volume and a listed weight of 761g with a 14.9:1 compression ratio (M142). It’s presented as a cast performance piston set with the provided engine-specific specifications.
Mahle Ford 6.4L 4.134in Stroke 6.929in Rod 3.886 x 2.049 CH Cast Perf Pistons 2/ 0.10in Valve Pocket