This term for the nausea and vomiting accompanying pregnancy is something of a misnomer, actually, since such gastrointestinal issues certainly arenât limited to the morning hours.
Small Block: The smaller of a manufacturers two series of engines. In the case of Chevy, the small block includes the 262, 265, 267, 283, 302, 305, 307, 327, 350, and 400. Big Block: The larger of a manufacturers two series of engines. In the case of Chevy, the 366, 396, 402, 427, and 454.
Perhaps the most readily identifiable small-block EFI system is the GM Tuned Port Injection (TPI) system. Chevrolet used the TPI system from 1985 until the introduction of the LT1 in 1992. The TPI engines used both speed density and mass airflow computer control over the individual fuel injectors.