Speculation continues over the future of Toyota’s sports car lineup, with the latest reports suggesting the brand’s in-development turbocharged four-cylinder engine could be used in an MR2 successor. Japanese outlet Best Car reports the 2.0-litre engine could find a home in a reborn MR2 and Celica, though it’s unconfirmed whether any upcoming model will actually wear those nameplates, and the power unit is still in development.

Previously rumours pointing to a new MR2 suggested it would use the same 1.6-litre turbo three-cylinder as in the GR Yaris and GR Corolla . Now, the rumoured mid-engined all-wheel drive sports car in development will reportedly use the upcoming 2.

0-litre turbo four-cylinder instead, with no hybrid or electric assistance. It was previously thought a new MR2 would be mid-engine, rear-wheel drive as per the old model, though Best Car suggests it could instead adopt a version of Toyota’s GR-Four AWD system According to the publication, Toyota’s new 2.0-litre turbo is anticipated to be available in different states of tune, starting with a base version outputting 221kW of power and 400Nm of torque – identical to what all versions of the GR Corolla will receive with an upcoming update.

A high-performance version could boost those numbers to 294kW and 550Nm, while a racing version could bring as much as 441kW. It’s not clear which other GR models could use the four-cylinder engine. The new MR2 is estimated to cost around 10 million yen (around A.