Power:47 hp (35.0 kW)
Torque:131 lb-ft (177.6 Nm)
Fuel tank:10.2 gal (38.6 L), 12.6 gal (late) (47.7 L)
Point gap:0.022 inches (0.559 mm)
Rated RPM:2250
Sparkplug:Champion D-16, AC 85 S, Auto Lite BT-8
Torque RPM:1300
Bore/Stroke:3.60x5.00 inches (91 x 127 mm)
Compression:18.5
Fuel system:direct injection
Displacement:152.7 ci (2.5 L)
Firing order:1-2-3
Sparkplug gap:0.025 inches (0.635 mm)
Starter volts:12
Engine options:Perkins 2.5L 3-cyl diesel, Continental 2.4L 4-cyl gasoline, Perkins 2.5L 3-cyl gasoline
Perkins AD3.152:diesel, 3-cylinder, liquid-cooled
Perkins AG3.152:gasoline, 3-cylinder, liquid-cooled
Continental Z-145:gasoline, 4-cylinder, liquid-cooled
Engine oil capacity:6 qts (5.7 L)
Intake valve clearance:0.013 inches (hot) (0.330 mm)
Continental Z-145 notes:When equipped with the Z-145 engine, the Massey 135 was advertised as 35 PTO horsepower.
Exhaust valve clearance:0.013 inches (hot) (0.330 mm)
Power (Perkins AG3.152):45.5 hp (33.9 kW)
Rated RPM (Continental):2000
Bore/Stroke (Continental):3.375x4.062 inches (86 x 103 mm)
Compression (Continental):7.1:1
Displacement (Continental):145 ci (2.4 L)
Firing order (Continental):1-3-4-2
Rated RPM (Perkins AG3.152):2000
Starter volts (Continental):12
Bore/Stroke (Perkins AG3.152):3.60x5.00 inches (91 x 127 mm)
Compression (Perkins AG3.152):7.5:1
Displacement (Perkins AG3.152):152.7 ci (2.5 L)