Specifi cations
6
24 690 31 Rev. D
KohlerEngines.com
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 . . . . . . . . . . . . . . . . . . . . .
PCV680
Propane EFI Command Engine
Vertical Shaft
Numerical Designation
Specifi cation . . . . . . . . . . . . . . .
PCV680-3001
Serial . . . . . . . . . . . . . . . . . . . . .
4623500328
Year Manufactured Code
Factory Code
Code
Year
46
2016
47
2017
48
2018
GENERAL SPECIFICATIONS
3,6
PCV680, PCV740
Bore
83 mm (3.27 in.)
Stroke
69 mm (2.72 in.)
Displacement
747 cc (45.6 cu. in.)
Oil Capacity (refi ll)
1.6-1.9 L (1.7-2.0 U.S. qt.)
Maximum Angle of Operation
(@ full oil level)
4
25°
TORQUE SPECIFICATIONS
3,5
PCV680, PCV740
Blower Housing
Into cored aluminum hole or weld nut
M5
M6
Into extruded hole in sheet metal
M5
M6
6.2 N·m (55 in. lb.) into new holes
4.0 N·m (35 in. lb.) into used holes
10.7 N·m (95 in. lb.) into new holes
7.3 N·m (65 in. lb.) into used holes
2.8 N·m (25 in. lb.) into new holes
2.3 N·m (20 in. lb.) into used holes
2.8 N·m (25 in. lb.) into new holes
2.3 N·m (20 in. lb.) into used holes
Connecting Rod
Cap Fastener (torque in increments)
6 mm straight shank
6 mm straight shank gray metallic color
11.6 N·m (103 in. lb.)
13.6 N·m (120 in. lb.)
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.
