EBC3576 x 2. These are to an OEM quality. As you can see, the RH thermostat hosing is a 4 hole version. Specialist in second hand spares and performance parts for Jaguars.
JAGUAR V12 XJS XJ12 V12 5.3 LUCAS DISTRIBUTOR CAP NON VENTED WITH GASKET JS402
THE CORRECT JAGUAR V12 XJS XJ12 EXPANSION TANK RADIATOR CAP 20PSI 16PSI CCC6707
JAGUAR V12 XJS XJ12 H.E. 5.3 LUCAS DISTRIBUTOR CAP DAC4168 FAST POST
JAGUAR V12 XJS XJ12 XJ81 X300 6.0 THERMOSTAT 88 DEGREES EBC3577 GASKET ENGINE
JAGUAR XJ12 XJS V12 5.3 6.0 EXTRA AUXILIARY AIR VALVE IDLE CONTROL EAC4438