Jaguar 3.4 piston set STD compression 8:1 Jaguar MK2
Piston and Ring Set STD FOR Jaguar 3.4 litre XK DOHC 6 Cylinder  models years 1948 to 1968 compression  8:1
Full gasket sets, timing kits, engine bearings, valves and many other parts available for these engines
Head type - Dome Top 
Bore Size - 83mm / Size - STD
Compression height - 2.168"
Compression Ratio - 8.0:1
Pin Diameter - 0.8750" (circlip type) / 4 ring piston (5/64" * 5/64" * 5/32" * 5/32")