Its a MB for sure coz MB got 9 vents in front grill whereas M38 and M38A1 got 7 in front grill.
Although tht thing isnt grill but I don know the actual word for tht front area.
Btw, Javed Bhai I gotta very gudd document abt MB. Kindly gimme ur e-mail address so tht I can mail it to ya.
Thnxx..