cosworth ca2006 2.4 v8 4 series ใช้ปีไหนครับ?
What year was the cosworth ca2006 2.4 v8 4 series used?
df = pd.DataFrame(columns=['year', 'engine'])
df[df['engine'] == 'cosworth ca2006 2.4 v8 4 series']['year'].mean()