the shell helix ultra 5w30 meets the ford spec iirc, easy to get. a different oil is unlikely to change the rattle, i would get that checked as there are numerous reasons these common rail engines make excessive combustion noise, some are normal, some not
here is a more comprehensive list...
here is a list of oils that claim to meet the ford WSS-M2C913-B or C requirement:
Liqui Moly Leichtlauf Special F 5W-30
Castrol Magnatec 5W-30 A1
Total QUARTZ 9000 FUTURE NFC 5W-30
Total ACTIVA 9000 FUTUR 5W-30
Mobil Super 3000 X1 Formula FE 5W-30
Fuchs TITAN Supersyn F 5w-30
Gulf Formula FS 5w-30
Millers Oils XF Longlife ECO 5w-30
Nulon Full Synthetic 5W-30 Diesel Formula Long Life Engine Oil
Havoline Energy 5W-30
Motul 8100 Eco-nergy 5W30
Motul Specific 913C 5W30
AnglomOil Roadmaster GEO 550F
Q8 Oils Techno 5W-30
BP Visco 5000 FE 5W-30
Comma Xtech 5W-30
CHAMPION SYNTOLUBE 5W30 F 913-C
ADDINOL Premium 0530 FD
OPTIMA VIMAX FD 5W/30
Ford Formula F 5w30
Sunoco SYNTURO DYNAMIC 5W30
Opus SYNOPUS F 5W/30
Shell Helix Ultra AF 5W-30
jc
The Isuzu 110. Solid and as dependable as a rock, coming soon with auto box😊
The Range Rover L322 4.4.TTDV8 ....probably won't bother with the remap..😈
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