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Parts And Parameters Been Replaced And Or Changed During Parc Fermé

Belgian Grand Prix · 2023 · 30 July 2023 · Doc 56

2023 BELGIAN GRAND PRIX

28 - 30 July 2023

Technical Delegate's Report The following parts and parameters have been replaced / changed during the Parc Fermé Friday,

yesterday and today:

Red Bull Racing Honda RBPT: Car 01:           LHS front upper wishbone shroud Car 11:           RHS water cooler Water feed and return pipework, associated O-ring and Wiggins clamps

RHS lower engine cover

Floor assembly (excluding skids and plank) Seat belts Ferrari: Car 16:           Clutch shim Parameters associated with the change of clutch shim Gearbox RNC assembly (previously used)

Parameters associated with the change of gearbox RNC Exhaust lambda probes Parameters associated with the change of exhaust lambda probes Lower beam wing assembly Car 55:           Clutch shim Parameters associated with the change of clutch shim Exhaust lambda probes Parameters associated with the change of exhaust lambda probes

From The FIA Formula One Technical Delegate To The Stewards Document 56 Date 30 July 2023 Time 12:55

Mercedes:

Car 63:           LHS RWEP LED LHS and RHS front corner dampers RHS rear brake drum duct

Car 44:           LHS and RHS front corner dampers LHS front brake caliper outboard bleed nipple RHS rear brake drum duct

Alpine Renault:

Car 31:           RHS sidepod RHS rear upper wishbone RHS rear lower wishbone Rearward floor plank

Car 10:           LHS rear brake duct bonded assembly Forward floor plank Wastegate actuators LHS sidepod

McLaren Mercedes:

Car 81:           RHS engine pneumatic heatshield Gearbox control hydraulics Parameters associated with the change of gearbox hydraulics RHS front brake duct Headrest

Car 04:           Forward floor keel panel Forward floor BIB structure Floor assembly (excluding skids and plank)

Alfa Romeo Racing Ferrari:

Car 77:           Clutch shim Parameters associated with the change of clutch shim Exhaust lambda probes Parameters associated with the change of exhaust lambda probes ERS water pump LHS and RHS HIU cooling pipework

LHS front brake temperature sensor

Car 24:           Exhaust lambda probes Parameters associated with the change of exhaust lambda probes HALO assembly LHS front brake duct fixing bracket Rear wing assembly

Aston Martin Mercedes:

Car 18:           RHS front outboard suspension assembly RHS front inboard suspension assembly PAS steering rack assembly RHS front brake caliper Floor assembly (excluding skids and plank) LHS and RHS sidepods (different specification, appropriately declared) Steering wheel Parameters associated with change of crash damaged parts Car 14:           Lower legbox panel lens LHS drivers mirror glass

Haas Ferrari:

Car 20:           Rear wing assembly Floor assembly ERS oil line O-ring Exhaust lambda probes Parameters associated with the change of exhaust lambda probes

Car 27:           Exhaust lambda probes Parameters associated with the change of exhaust lambda probes G-valve actuator

AlphaTauri Honda RBPT

Car 03:           Rear transponder Rear transponder electronic connector

Car 22:           RHS rear tether fixings

Williams Mercedes:

Car 23:           LHS driver mirror glass Front brake reservoir bellow

Car 02:           Parameters associated with the suspension pushrods High speed camera unit LHS engine loom bracket RHS front brake duct inlet

All above parts have been replaced with the approval of the FIA technical delegate following a written request from the team concerned, this being in accordance with Article 40.3 of the 2023 Formula One Sporting Regulations.

The FIA Formula One Technical Delegate Jo Bauer

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