Seapro Engine Specifications

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75
60
55
40
25
15
10
Horsepower/
Kilowatts
75 HP
56 KW
60 HP
45 KW
55 HP
41 KW
40 HP
29.4 KW
25 HP
18.6 KW
15 HP
11.2 KW
10 HP
7.4 KW
Max. RPM at Full Throttle 4750-5250 5000-5500 5000-5500 5000-5500 5000-5850 5000-6000 5000-6000
Cylinders 3 3 3 2 2 2 2
Displacement 1386 cc
84.6 cu. in.
967 cc
59 cu. in.
967 cc
59 cu. in.
645 cc
39.3 cu. in.
429 cc
26.3 cu. in.
262 cc
16.0 cu. in.
262 cc
16.0 cu. in.
Bore/Stroke 3.5”  x 2.93”
(89mm x 75mm)
2.99” x 2.80”
(76mm x 71mm)
2.99” x 2.80”
(76mm x 71mm)
2.99” x 2.80”
(76mm x 71mm)
3.68” x 2.32”
(68 mm x 59 mm)
2.38” x 1.80”
(60mm x 46mm)
2.38” x 1.80”
(60mm x 46mm)
Cooling System Water Cooled & Pressure Controlled w/ Thermostat Kit Available Water Cooled & Pressure Controlled w/ Thermostat Kit Available Water Cooled & Pressure Controlled w/ Thermostat Kit Available Water Cooled
w/thermostat and Pressure Controlled
Water Cooled
w/thermostat and Pressure Controlled
Water Cooled & Pressure Controlled w/ Thermostat Kit Available Water Cooled & Pressure Controlled w/ Thermostat Kit Available
Ignition Modular CDI Modular CDI Modular CDI Modular CDI Capacitor Discharge Capacitor Discharge Capacitor Discharge
Starting Electric or Manual Manual Manual Manual Manual Manual Manual
Gear Ratio 2.3:1 2.3:1 1.64:1 2:1 1.92:1 2:1 2:1
Gear Shift F-N-R F-N-R F-N-R F-N-R F-N-R F-N-R F-N-R
Steering Tiller Handle Tiller Handle Tiller Handle Tiller Handle Tiller Handle Tiller Handle Tiller Handle
Alternator 18 Amp
(227 watt)
18 Amp
(227 watt)
18 Amp
(227 watt)
18 Amp
(227 watt)
6 Amp
(76 watt)
6 Amp
(76 watt)
6 Amp
(76 watt)
Trim Position 5 (power trim optional) Gas Assist. Standard 5 and Infinite Shallow Water Positions-Gas Assist. Standard 5 and Infinite Shallow Water Positions-Gas Assist. Standard 5 and 1 Shallow Water Position-Gas Assist. Optional 5 and 1 Shallow Water Position 3 and 3 Shallow
Water Position
3 and 3
Water Position
Fuel Tank Separate – 6.6 gal. Separate – 6.6 gal. Separate – 6.6 gal. Separate – 6.6 gal. Separate – 6.6 gal. Separate – 6.6 gal. Separate – 6.6 gal.
Fuel Requirements 87 Octane Min. 87 Octane Min. 87 Octane Min. 87 Octane Min. 87 Octane Min. 87 Octane Min. 87 Octane Min.
Lubrication 50:1 Pre-Mix 50:1 Pre-Mix 50:1 Pre-Mix 50:1 Pre-Mix 50:1 Pre-Mix 50:1 Pre-Mix 50:1 Pre-Mix
Weight 305 lbs.
(139 kg)
238 lbs.
(108 kg)
216 lbs.
(98 kg)
162 lbs.
(74 kg)
106 lbs.
(48 kg)
75 lbs.
(34 kg)
75 lbs
(34 kg)
Propeller Drive Splined Rubber Hub Splined Rubber Hub Splined Rubber Hub Splined Rubber Hub Splined Rubber Hub Splined Rubber Hub Splined Rubber Hub
Recommended Boat Transom Height 20” (508 mm)
22 ½” (572 mm)
20” (508 mm)
22 ½” (572 mm)
15” (381 mm)
20” (508 mm)
22 ½” (572 mm)
15” (381 mm)
20” (508 mm)
22 ½” (572 mm)
17” (435 mm)
22” (532 mm)
15” (381 mm)
20” (508 mm)
15” (381 mm)
20” (508 mm)
Standard Prop. See Dealer See Dealer See Dealer See Dealer 3 x 11” x 10 3/8” 3 x 9” x 9” 3 x 9” x 9”
Pitch 10”-26” 10”-26” 8”-19” 8”-19” 9 ½”-14 ½” 6 ½”-10 ½” 5 ½”-9”
Induction System Loop Charge
(3 Carb)
Loop Charge
(3 Carb)
Loop Charge
(3 Carb)
Loop Charge
(1 Carb)
Loop Charge
(1 Carb)
Cross-Flow
(1 Carb)
Cross-Flow
(1 Carb)
Exhaust Through Prop. Through Prop. Through Prop. Through Prop. Through Prop. Through Prop. Through Prop.