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Sonny Leonard 727 cid Hemi Engine

Engine Builder
By Engine Builder

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Valued at over $66,000, this 727 cid Hemispherical Headed engine built by Sonny’s Racing Engines was prominently displayed at the 2018 PRI Show in Indianapolis as Sunnen’s 30th Annual Charity Sweepstakes engine. The proceeds benefitted Victory Junction, a camp for children living with serious medical conditions. Find out how much horsepower and money this powerplant made in this episode of Engine of the Week brought to you by PennGrade1, Scat Crankshafts and Elring.

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