Sex organ of a Makrani male. Being of dual Negro-Sudanese & Afro-Dravidian descent, it is significantly larger than the Indo-Iranian Penis, dwarfing both the Pakistani Penis & the Iranian Penis. Thus, scientific measurements reveal that the 'Makran Black Cobra' is, by a wide margin, the largest penis in Greater Pakistan & Greater Iran:

Ethnicity (Region) _ Lngth cm (in) . Ref
Makrani (Sudan) .... 16.47 (6.48) .. a
Makrani (Zambia) ... 15.78 (6.21) .. a
Makrani (Angola) ... 15.73 (6.19) .. a
Dravidian (Andhra) . 14.00 (5.51) .. b
Pakistani (Pak.) ... 12.20 (4.80) .. a
Iranian (Iran) ..... 11.58 (4.56) .. c
Pakistani (Pak.) ... 11.43 (4.5) ... d

References:
a. Tatu Westling 'Male organ & economic growth: does size matter?' Uni. of Helsinki. Disc.n Paper Nu 335, 11 Jul 2011. MPRA Paper Nu 32706, mpra.ub.uni-muenchen.de/32706
b S Krishnamurti. 'Multi-Ethnic Indian Penis Size Study' in: '11th Biennial Meetg of the Asia Pac Soc for Sexual Med Oct 6-10, 2007, Jeju, Korea' J Sexual Med v5 sup5 (Dec 2008) 197-258
c D Mehraban e...