Kohler Confidant ZT740

7
Specifi cations
16 690 01 Rev. -- KohlerEngines.com
GENERAL SPECIFICATIONS
3,6
ZT710 ZT720 ZT730 ZT740
Bore 83 mm (3.27 in.)
Stroke 67 mm (2.64 in.) 69 mm (2.72 in.)
Displacement 725 cc (44 cu. in.) 747 cc (46 cu. in.)
Oil Capacity (refi ll) 1.6-1.8 L (1.9-2.1 qt.)
Maximum Angle of Operation (@ full oil level)
4
25°
TORQUE SPECIFICATIONS
3,5
ZT710 ZT720 ZT730 ZT740
Baffl 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 Thread Forming Fasteners 3.4 N·m (30 in. lb.)
Carburetor
Mounting Nut 6.2-7.3 N·m (55-65 in. lb.)
Connecting Rod
Cap Fastener (torque in increments) 11.3 N·m (100 in. lb.)
ENGINE IDENTIFICATION NUMBERS
Kohler engine identifi cation numbers (model, specifi cation and serial) should be referenced for effi cient repair,
ordering correct parts, and engine replacement.
Model . . . . . . . . . . . . . . . . . . . . . ZT710
Confi dant Engine
Numerical Designation
Specifi cation . . . . . . . . . . . . . . . ZT710-0001
Serial . . . . . . . . . . . . . . . . . . . . . 4323500328
Year Manufactured Code Factory Code
Code Year
43 2013
44 2014
45 2015
3
Values are in Metric units. Values in parentheses are English equivalents.
4
Exceeding maximum angle of operation may cause engine damage from insuffi cient lubrication.
5
Lubricate threads with engine oil prior to assembly.
6
Any and all horsepower (hp) references by Kohler are Certifi ed Power Ratings and per SAE J1940 & J1995 hp
standards. Details on Certifi ed Power Ratings can be found at KohlerEngines.com.