It looks like the "new" radiator is out of a gen 2 auto. The extra fittings are for the auto tranny cooling lines. They'll be fine you shouldn't need the crazy hose clamps on them. The tubes are isolated from the coolant.

99 Gen 2.5, fixing blown head gasket
89 SWB- 33's, ARB Front locker, SR rear locker/axle, SR F brakes, winch, WST Offroad Armor all Around, 2.85 Aussie T-case Gears (SOLD)
Sold: (2) 95 SR's, 86 SWB, 90LWB, 91 LWB
-Can Change a timing belt in my sleep..