Greetings! While mine T3 in a way, I would like to consult concerning distribution of water blocks and a radiator on contours.

hardware:
Typhoon III
Swiftech MCP655™ Series 12 VDC Water Pumps
D-Tek FuZion v2
Swiftech MCW-NBMAX
3* EK-FC285 GTX PCB Rev.2 SLI - Nickel/Acetal
Watercool MO-RA 2 radiator
PrimoFlex Pro LRT Black Tubing -1/2in. ID X 3/4in. OD

variant №1
T3 subloop 1: MORA-2 rad
T3 subloop 2: FuZion v2, MCW-NBMAX, parallel 3* EK-FC285

variant №2
T3 subloop 1: FuZion v2, MCW-NBMAX, MORA-2 rad
T3 subloop 2: series 3* EK-FC285

variant №3
T3 subloop 1: FuZion v2, MORA-2 rad
T3 subloop 2: MCW-NBMAX, series 3* EK-FC285

what variant is better?

Tanks guys.