Mix parsley, garlic, oregano, vinegar, sauce oil, crushed red pepper, and sauce salt. Stand while preparing pork.
Heat outdoor grill to about 425°F with cooler indirect area; clean grate. Pat chops dry; rub with pork oil, pork salt, and pepper.
Grill over direct heat 5 to 7 minutes per side until browned and thickest meat at least 145°F. Move to cooler area if surface darkens before center is ready.
Platter; rest at least 3 minutes. Stir chimichurri again.
Spoon measured share of sauce over and beside each chop; serve.