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Series 149 Model Description Chart, Serial # Location, Application, Rotation, & Design Variations

9	1 2	2	-	7	0	0 0
Series 149	# Of Cylinders	Application Designation (see below)		Basic Engine Arrangement (see below)	Design Variation (see below)	Specific Model #

Basic Engine Arrangements
Rotation: L (left) & R (right) designates rotation as viewed from the front of the engine.
Cylinder Banks: Left & right cylinder banks are determined from the rear of the engine.

ALL VIEWS FROM REAR (FLYWHEEL) END OF ENGINE

The unit serial # & model # of 8V engines are stamped on the rocker cover rail at the left, rear corner of the block (as viewed from the flywheel end). The unit serial # & model # on 12V, 16V & 20V engines are stamped on the rocker cover rail at the right, front corner of the block (as viewed from the flywheel end).

An example of a Series 12V149 serial # is 12EXXXXXXX. The engine serial # is required when placing a parts order.

Model # 9122-7000 is interpreted as follows: Series 149 Engine (9), twelve cylinder (12), marine engine (2), right-hand rotation with "C" accessory arrangement (7), non-turbocharged engine (0), & specific model variation Number 00 (00).

1. Engine Model Number
2. Engine Serial Number