The high altitude modification of the I-16 Type 10, fitted with two TK-1 turbosuperchargers. TK-1 was developed in the TsIAM. Both TK-1 operated in parallel as first stage of compression with PTsN as the second stage. Armament was reduced to pair of nose-mounted ShKAS machine guns to save weight. Landing gear was also strengthened to handle increased weight.
|Engines||1*750/775hp M-25V with two TK-1|
|Speed at 8600m||494km/h|
|Guns||2*mg (nose) 7.62mm ShKAS 650rpg|