A change earlier than the Spa 6 Hours, spherical three of the 2023 WEC, was the one alternative for revision within the first half of the season beneath a brand new BoP system launched for 2023.
The BoP for the primary 4 races as much as and together with Le Mans was set forward of the season-opener at Sebring in March, with a shift within the stability between the Le Mans Hypercars and LMDh equipment being the one permissible change after two races.
Rule makers the FIA and the Vehicle Membership de l’Ouest confirmed that there could be no tweaks to the so-called platform BoP for Spa on Thursday morning forward of the beginning of free apply.
The following alternative for change will probably be after the double-points Le Mans spherical on 10/11 June when the platform BoP and the producer BoP could be revised.
This can permit for wholesale adjustments for all vehicles from the seven makes represented in Hypercar this season.
The BoP will then be set for the rest of the season, with a doable platform revision after an additional two races in time for the season finale at Bahrain in November.
The newest system is predicated on simulation fairly than lap-time information and has been devised to take away the potential for sandbagging to be able to achieve a beneficial BoP.
The FIA’s Endurance Committee has additionally accredited a request by Michelin to permit all three specs of slick tyre obtainable this yr for use at Spa.
Hypercar area will run to the identical BoP as Portimao, and thru to Le Mans
Photograph by: JEP / Motorsport Images
Sequence sporting guidelines permit Michelin to produce solely two specs of tyre to all races apart from Le Mans.
However the French provider utilized to deliver a 3rd slick compound to Spa in mild of uncertainty over the climate circumstances through the race weekend.
It additionally identified the groups’ unfamiliarity with utilizing the tyres with out pre-heating within the pits, which was banned for the 2023 season.
In accordance with the request, the “availability of the three specs for all opponents within the Hypercar class permits Michelin to produce the correct tyre for every climate situation”.
To date this season the Hypercar area has run on the high-temperature comfortable and high-temp medium Michelin slicks.
The third tyre is the low-temp comfortable, which can be utilized in wet-dry circumstances.
Just one specification of wet-weather tyre is allowed.
The tyre allocation for the Spa weekend is unchanged. Meaning 12 tyres free of charge apply and 18 tyres for qualifying and the six-hour race.