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Version
Mk I
Mk II
Mk III
Maker
Morris Motors
Years of production
1930 to 1951
1951 to 1957
Type
CF/CG/CJ ?
Engine numbers
1000 to 3000/10N00 to 27N02
2N101 to 2N716
Features
Magneto on starboard front at 90 deg to crankshaft Skew gear camshaft retained
Hand starter tower above flywheel housing
Waterproofed version of Mk II
Fuel
Petrol & TVO
Max HP @ RPM.
12 hour rating

24hp @ 2000 rpm
TVO 18.5 @ 2000
21 hp @ 2000 rpm TVO 17.5 @ 2000
Compression ratio
Petrol 6.5:1 TVO 5:1
Number of cylinders
4
Valve configuration
Side valve
Bore mm
75

73.5
Stroke mm
102
87
Capacity c.c.
1802
1476
Reverse gear
Exposed lever B type
B type mechanism

Version
1500
1622
Maker
BMC Newage
Newage
Years of production
1957 to 1964
1964 to 1968
Type
Engine numbers
N501 to N1203
1622/101 to ?
Features
1500 cast on portside of 'B' series block
1622 cast on portside of 'B' series block
Fuel
Petrol & TVO
Petrol
Max HP @ RPM.
12 hour rating
27.5 hp @ 2200 rpm
TVO 25 hp @ 2500 rpm
30 hp @ 2200 rpm
Compression ratio
Petrol 7.2:1 TVO 5.85:1
7.2:1
Number of cylinders
4
Valve configuration
Overhead valve
Bore mm
73
76.2
Stroke mm
88.99
88.9
Capacity c.c.
1489
1622
Reverse gear
B series

Captain

Version
Mk I
Mk II
Maker
Newage – BMC
Newage
Years of production
1962 to 1964
1964 to ?
Type
B' series block
Engine numbers
W101 to W680
W680 to ?
Features
Solid mounts only
Flexible engine mounts fitted
Fuel
Diesel
Max HP @ RPM.
12 hour rating
38 hp @ 3500
Compression ratio
23:1
Number of cylinders
4
Valve configuration
Overhead Valve
Bore mm
73
Stroke mm
89
Capacity c.c.
1489
Reverse gear
Newage remote or 'B' series
Newage hydraulic remote
Morris Marine Register
11 April, 2005