BBC 502 Pulley

The 502-cubic-inch (8.2 L) (501.3cuin) was offered in various fleet and service vehicles in the late 70's and early 90's. It had a bore of 4.466 with a stroke of 4.00 and was a cast iron 4-bolt main block. Later GM offered it in their Performance Parts catalog, available as multiple crate motors with horse power ratings between 338 hp (252 kW) to 502 hp (374 kW), and torque of 470 lb•ft (637 N•m) to 567 lb•ft (769 N•m) in "Base" and "Deluxe" packages. The "Ram Jet 502" (502 hp (374 kW) / 565 lb•ft (766 N•m)) crate motor was offered with fuel injection, and came as a turn key setup which includes all the wiring and electronics needed to operate in any vehicle.