
- Direct replacement for 2020-and-later L8T 6.6L gas engines used in Silverado HD trucks
- Production cast-iron casting finished with 4.065" (103.25 mm) cylinder bores
- Used with a 3.86-inch-stroke crankshaft in production engines to produce 400-cubic-inch (6.6L) displacement — the largest displacement in the LT engine family
- 9.240" deck height
- Delivered bare, with regular-production six-bolt main caps
- Regular-production oiling circuit
- Includes provisions for direct fuel injection