Chevy LS engines are among the most popular donor motors for DIY swaps in vehicles from vintage muscle cars and Jeeps to 1970s and ’80s sports cars. The LS series’ high power-to-weight ratio, relatively compact size, and easy tunability has made it a prime choice for gearheads since it first appeared in the 1997 Corvette. The LS engine has undergone many updates since then, and is now in its ninth generation. The LS9 used in the current Corvette ZR1
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