LCI Specifications: Displacement 246 t. (light), 264 t. (landing), 419 t. (loaded); Length 158' 5½"; Beam 23' 3"; Draft 3' 1½" (mean), Landing 2' 8" forward, 4' 10" aft, Loaded 5' 4" forward, 5' 11" aft; Speed 16 kts. (Maximum), 14 kts. (Maximum Continuous); Complement four officers, 24 enlisted; Troop Capacity six officers, 182 enlisted; Cargo Capacity 75 t.; Armor 2" plastic splinter protection on gun turrets, conning tower and pilot house; Armament five single 20mm mounts, two forward, one amidships, one aft, on some LCIs two .50 cal. machine guns; Propulsion two sets of four General Motors diesel engines, four per shaft, 1,800shp, two shafts, variable pitch propellers; Endurance 4,000 miles at 12 kts., 500 miles at 15 kts and 110 t. of fuel; Fuel capacity 130 t., lube oil 200 gallons.

AMCU Specifications: Displacement 387 t.; Length 159'; Beam 23' 8"; Draft 5' 8"; Speed 14.4 kts.; Complement 41; Armament none; Propulsion two sets of four 1,800bhp General Motors 6051-71 diesel engines, General Motors singlr reduction gear, two shafts, variable pitch propellers.