Engine Service Manual

15
Speci cations
32 690 03 Rev. I KohlerEngines.com
GENERAL SPECIFICATIONS
3,6
KT610
KT620 KT715 KT725 KT730 KT735 KT740* KT745
Bore 83 mm (3.27 in.)
Stroke
61 mm
(2.4 in.)
67 mm (2.64 in.)
69 mm
(2.72 in.)
Displacement
660 cc
(40.3 cu. in.)
725 cc (44 cu. in.)
747 cc
(46 cu. in.)
Oil Capacity (re ll) 1.9 l (2.0 qt.)
Maximum Angle of Operation (@ full oil level)
4
25°
*KT740 engines with PRO Performance Air Cleaner have 747 cc (46 cu. in.) Displacement.
TORQUE SPECIFICATIONS
3,5
KT610
KT620 KT715 KT725 KT730 KT735 KT740 KT745
Auto Choke
eChoke
Stepper Motor to Bracket Fastener
Air Cleaner Base to Mounting Studs
3.1 N·m (27.4 in. lb.)
6.2-7.3 N·m (55-65 in. lb.)
Smart-Choke
Air Vane De ector to Intake Manifold
Air Cleaner Base to Mounting Studs
Bracket Assembly Screw
1 N·m (9 in. lb.)
6.2-7.3 N·m (55-65 in. lb.)
5 N·m (45 in. lb.)
Baf e and Sheet Metal into Aluminum
M5 Thread Forming Fasteners 8.5 N·m (75 in. lb.) into new hole
4.0 N·m (35 in. lb.) into used hole
M6 Thread Forming Fasteners 10.7 N·m (95 in. lb.) into new hole
7.3 N·m (65 in. lb.) into used hole
Blower Housing and Sheet Metal
M3 HI-LO Screw 2.3 N·m (20 in. lb.)
M4 HI-LO Screw 2.8 N·m (25 in. lb.)
M5 Fasteners 6.2 N·m (55 in. lb.) into new hole
4.0 N·m (35 in. lb.) into used hole
M6 Fasteners 10.7 N·m (95 in. lb.) into new hole
7.3 N·m (65 in. lb.) into used hole
ENGINE IDENTIFICATION NUMBERS
Kohler engine identi cation numbers (model, speci cation and serial) should be referenced for ef cient repair,
ordering correct parts, and engine replacement.
Model . . . . . . . . . . . . . . . . . . . . . KT715
7000 Series Engine
Numerical Designation
Speci cation . . . . . . . . . . . . . . . KT715-0001
Serial . . . . . . . . . . . . . . . . . . . . . 4423500328
Year Manufactured Code Factory Code
Code Year
44 2014
45 2015
46 2016
3
Values are in Metric units. Values in parentheses are English equivalents.
4
Exceeding maximum angle of operation may cause engine damage from insuf cient lubrication.
5
Lubricate threads with engine oil prior to assembly.
6
Any and all horsepower (hp) references by Kohler are Certi ed Power Ratings and per SAE J1940 & J1995 hp
standards. Details on Certi ed Power Ratings can be found at KohlerEngines.com.