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Saturday, May 25, 2024

Extra Supercars parity tweaks for Tasmania

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Autosport understands that Supercars is contemplating mapping modifications for each the Chevrolet and Ford V8 models forward of the high-speed Symmons Plains circuit this weekend.

The Ford change is anticipated to be the extra main of the 2 given the suspicion from the Blue Oval that its engine nonetheless lacks mid-range torque supply in comparison with the Chevrolet.

That would doubtlessly be extremely seen at Symmons Plains given its two high-speed, full-throttle sections out and in of the hairpin.

Sources throughout the Ford camp have steered that this would be the newest, however unlikely the ultimate, mapping change referring to parity.

It is anticipated that tweaking will proceed into the foreseeable future, and sure till a proposed transient dyno testing programme is full.

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Supercars is understood to be investigating the usage of a transient dyno based mostly in Melbourne to higher perceive the character of the facility and torque supply of the 5.4-litre quad cam Ford in comparison with the 5.7-litre Chevrolet.

A variety of metrics already in play recommend there’s parity, or very near it, between the motors.

The Gathered Engine Energy determine, the place horsepower is measured at 200 rpm increments inside a specified rev vary, is considered equal – one thing that was adequate to indicate parity when each models have been five-litre pushrod designs.

Lap occasions have additionally favoured an argument of parity, notably based mostly on figures distributed following the latest Perth SuperSprint.

David Reynolds, Grove Racing Ford Mustang GT

Photograph by: Edge Photographics

These figures, which have been equipped to Autosport, recommend that on common lap occasions the Camaros have been 0.009s quicker within the first qualifying session, 0.105s quicker within the second and 0.091s slower within the third.

Throughout the three races the margin was 0.112s in Ford’s favour in race one, 0.084s in Ford’s favour in race two and degree in race three.

Whereas these figures recommend the vehicles are shut in efficiency, sources on the Ford aspect argue that they do not have in mind elements resembling rear tyre put on and raceability.

In addition to transient dyno testing Ford can be understood to be calling for torque sensors to be fitted to the race vehicles – though that’s mot anticipated to occur till mid-season.

It’s more likely to take these extra main parameters being in place for a last decision that satisfies Ford to be discovered.

Supercars hits the observe at Symmons Plains for the primary time this Saturday morning.

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