Jaguar 3.8 piston set compression 8:1  STD size diameter 87.00mm. 
To fit on: -E-Type S1 3.8   -MK2 3.8  -S-Type 3.8   -XK 150 3.8   -MK9 / MKIX -MK10 /   MKX 3.9 -XKE 3.8  STD PART Nº C14806
 
Other sizes availables : +020 +030 +040 +060 ( contact: spares@retroclassicspares.com)
 
Bore: 86.99mm
Length: 100.86mm
Compression Height : 42.52mm
Dome Height: 10.03mm
Pin OD: 22.23mm
Pin Length: 76.1mm
Pin ID: 14mm