General Motors has made the new 6.7‑liter LS6 V‑8 the base engine for the 2027 Corvette Stingray and the newly announced Grand Sport and Grand Sport X, displacing 409 cubic inches and producing 535 horsepower and 520 lb‑feet of torque. The LS6 is the sixth‑generation small‑block and represents the most powerful standard Corvette naturally aspirated output to date.
The LS6 uses dual PDI fueling (direct plus port injection), a cam‑in‑block two‑valve design with 4.4‑inch bore spacing, a raised 13.0:1 compression ratio and forged pistons and rods. Chevrolet increased stroke to 100.00 mm to move peak torque to 4,600 rpm while retaining a 6,500 rpm redline and fitted a 95 mm throttle body feeding an 11.5‑liter plenum for the Corvette.
Read the full article at caranddriver.com.
More automotive news: Latest car news