The CAV Diesel Fuel Injector BKBL77S5010 is a high-quality fuel injector designed for use with diesel engines. This injector features a bolt-on mounting style and a male connector type, and is compatible with the DES#52215 OE/OEM part number and the BKBL77S5010 manufacturer part number. This fuel injector is a great choice for those looking for a reliable and efficient way to inject diesel fuel into their engine. It is manufactured in the United Kingdom and is not compatible with vintage parts or universal fitment. This injector is a great fit for Hercules and other diesel engines, and is sure to provide optimal performance.