General Specifications
HP / kW
40 HP / 29.8 kW
Displacement
691 cc (42.2 cu in.)
Cylinders
2 ()
WOT RPM
Check Manual
Weight
63 kg / 139 lbs
Drive & Lower Unit
Gear Ratio
—
Shaft Length
—
Electrical System
Alternator Output —
Starting System —
Maintenance Quick-Specs
Engine Oil —
Oil Capacity See Manual
Gear Lube See Manual
Spark Plug Check Search
Fuel/Power Regular 87 Oct
Identification
The serial number for the McCulloch 40hp Custom is typically found on a plate located on the transom bracket.
Technical Toolkit
Reference Data
Information compiled from McCulloch Marine factory service manuals and original sales literature published in 1965.