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Weight for 13000 Floats on a Twin Otter
Amphibian System Total Weight 2,163 lbs (981 kg)
Amphibian Exchange Weight 1,560 lbs (708 kg)2
Seaplane System Total Weight 1,486 lbs (674 kg)
Seaplane Exchange Weight 883 lbs (461 kg)2
Aircraft Gross Weight for DHC-6-100 & 200 11,600 lbs (5,262 kg)
Aircraft Gross Weight for DHC-6-300 & 400 12,500 lbs (5,670 kg)
2) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.
Twin Otter Performance on Amphibious Floats
Engine PT6A-20 PT6A-34
Take off run (land) 1,280 ft (390 m) 1,333 ft (406 m)
Take off over 50 ft obstacle (land) 1,770 ft (539 m) 1,843 ft (562 m)
Take off run (water) 1,178 ft (359 m) 1,227 ft (374 m)
Take off over 50 ft obstacle (water) 1,886 ft (575 m) 1,965 ft (599 m)
Rate of climb (per/min) 1,355 ft (413 m) 1,400 ft (427 m)
Weight for 8750 Floats on a Cessna 208, 208B and 208B-EX
Amphibian System Total Weight 1,678 lbs (761 kg)
Amphibian Exchange Weight 1,142 lbs (518 kg)2
Seaplane System Total Weight 1,294 lbs (587 kg)
Seaplane Exchange Weight 757 lbs (343 kg)2
Aircraft Gross Weight for 208 8,750 lbs (3,969 kg)
Aircraft Gross Weight for 208B, 208B-EX 9,062 lbs (4,110 kg)
2) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.
Cessna 208 Performance on Amphibious Floats
Model Caravan Grand Caravan
Engine PT6A-114A (675 HP) PT6A-140A (867 HP)
Take off run (land) 1,431 ft (436 m) 1,826 ft (556 m)
Take off over 50 ft obstacle (land) 2,422 ft (738 m) 2,425 ft (739 m)
Take off run (water) 2,341 ft (714 m) 2,000 ft (610 m)
Take off over 50 ft obstacle (water) 3,660 ft (1,116 m) 3,270 ft (997 m)
Rate of climb (per/min) 947 ft (289 m) 1,212 ft (369 m)

Dimensions for the 208 on 8750 Floats

Dimensions for the 208B on 8750 Floats

Weight for 3450 Floats on a Cessna 206
Amphibian System Total Weight694 lbs (315 kg)
Amphibian Exchange Weight532 lbs (241 kg)3
Seaplane System Total Weight491 lbs (223 kg)
Seaplane Exchange Weight329 lbs (149 kg)3
Aircraft Gross Weight3,792 lbs (1,720 kg)
3) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.
Cessna 206 Performance on Amphibious Floats
Model206HT206H
EngineIO-540 (300 HP)TIO-540 (310 HP)
Take off run (land)1,146 ft (349 m)1,132 ft (345 m)
Take off over 50 ft obstacle (land)1,830 ft (558 m)1,876 ft (572 m)
Take off run (water)1,770 ft (539 m)1,821 ft (555 m)
Take off over 50 ft obstacle (water)2,850 ft (869 m)2,954 ft (900 m)
Rate of climb (per/min)770 ft (235 m)982 ft (299 m)

Weight for 3000 Floats on a Cessna 185
Amphibian System Total Weight 632 lbs (287 kg)
Amphibian Exchange Weight 483 lbs (219 kg)2
Seaplane System Total Weight 432 lbs (198 kg)
Seaplane Exchange Weight 282 lbs (128 kg)2
Aircraft Gross Weight 3,350 lbs (1,519 kg)
2) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.
Cessna 185 Performance on Amphibious Floats
Engine Continental IO-520
Take off run (land) 760 ft (231 m)
Take off over 50 ft obstacle (land) 1,325 ft (404 m)
Take off run (water) 1,125 ft (343 m)
Take off over 50 ft obstacle (water) 1,710 ft (521 m)
Rate of climb (per/min) 950 ft (290 m)
Weight for 3000 Floats on a Cessna 182
Amphibian System Total Weight 641 lbs (291 kg)
Amphibian Exchange Weight 498 lbs (226 kg)2
Seaplane System Total Weight 439 lbs (199 kg)
Seaplane Exchange Weight 296 lbs (134 kg)2
Aircraft Gross Weight 3,250 lbs (1,474 kg)
2) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.
Cessna 182 Performance on Amphibious Floats
Engine IO-540 (230 HP)
Take off run (land) 1,174 ft (358 m)
Take off over 50 ft obstacle (land) 1,730 ft (527 m)
Take off run (water) 1,645 ft (501 m)
Take off over 50 ft obstacle (water) 2,463 ft (751 m)
Rate of climb (per/min) 749 ft (228 m)
Weight for 3000 Float on a Cessna 180
Amphibian System Total Weight 633 lbs (287 kg)
Amphibian Exchange Weight 483 lbs (219 kg)2
Seaplane System Total Weight 432 lbs (198 kg)
Seaplane Exchange Weight 282 lbs (128 kg)2
Aircraft Gross Weight 180-180F 2,850 lbs (1,293 kg)
Aircraft Gross Weight 180G-180K 2,950 lbs (1,338 kg)
2) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.
Weight
Amphibian System Total Weight433 lbs (197 kg)
Amphibian Exchange Weight296 lbs (134 kg)2
Seaplane System Total Weight289 lbs (131 kg)
Seaplane Exchange Weight152 lbs (69 kg)2
2) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.

Skyhawk ModelGross WeightEnginePropeller
172, 172A, B, C, D, E, F,
G, H, I, J, K, L
2,220 lbs (1,007 kg)StockStock
172A, B, C2,350 lbs (1,066 kg)Lycoming O-360 (180 BHP) / Lycoming IO-360 (180 BHP)***
172I, K, L, M, N2,300 lbs (1,043 kg)172 I, K, L To have Penn Yan Aero STC SA332GLMcCauley 1A200/DFA8243 FP
172P2,400 lbs (1,089 kg)172 I, K, L To have Penn Yan Aero STC SA332GLMcCauley 1A200/DFA8243 FP
F172D, E, F, G, H2,200 lbs (998 kg)StockStock
F172K, L2,220 lbs (1,007 kg)StockStock
F172M, N2,300 lbs (1,043 kg)StockStock
F172P2,400 lbs (1,089 kg)StockStock
1752,350 lbs (1,066 kg)StockStock
1752,350 lbs (1,066 kg)Lycoming O-360 (180 BHP) / Lycoming IO-360 (180 BHP)***
*** Propeller: McCauley 1A200/DFA 8243 FP, McCauley 1A200/WFA 8243 FP, Hartzell HC-C2YR-1BF/F8477-4 Constant Speed,
Hartzell HC-C2YK-1BF/F8477-4 Constant Speed
Weight
Amphibian System Total Weight 438 lbs (199 kg)
Amphibian Exchange Weight 292 lbs (178 kg)2
Seaplane System Total Weight 293 lbs (133 kg)
Seaplane Exchange Weight 142 lbs (110 kg)2
Aircraft Gross Weight 2,150 lbs (975 kg)
2) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.
Weight
Amphibian System Total Weight432 lbs (196 kg)
Amphibian Exchange Weight349 lbs (158 kg)2
Seaplane System Total Weight285 lbs (129 kg)
Seaplane Exchange Weight202 lbs (92 kg)2
Aircraft Gross Weight2,250 lbs (1,020 kg)
2) Exchange weight is equal to the float installation weight minus aircraft landing gear weight.
Performance on Amphibious Floats
EngineLycoming O-360 (180 hp)
Take off run (land)720 ft (219 m)
Take off over 50 ft obstacle (land)1,429 ft (439 m)
Take off run (water)913 ft (278 m)
Take off over 50 ft obstacle (water)1,521 ft (464 m)
Rate of climb (per/min)953 ft (290 m)