With Cadillacs making up five of the seven cars in the top DPi class after Mazda’s exit, the odds were stacked against Acura in its bid to defend its crown in the blue riband event of the IMSA WeatherTech SportsCar Championship, the Japanese manufacturer only represented by one-car efforts from WTR and Meyer Shank Racing.
However, both Ganassi Cadillac DPi-V.Rs dropped out of contention with mechanical gremlins and Action Express Racing’s enduro-only Ally entry suffered heavy damage in an incident with a GT car, leaving an even fight between the two Acuras and the remaining Caddys of AXR and JDC-Miller in the final quarter of the race.
The battle between the four cars remained finely poised until both AXR and JDC-Miller team elected to make an extra pitstop under the race’s final full course-yellow for extra fuel, allowing WTR and MSR teams to battle it out for victory in an all-Acura dash to the finish.
Four-time Indy 500 champion Helio Castroneves did enough to resist the…
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