Velvet Drive In-Line (72C) Specifications; Transmission Ratios - Mercury MerCruiser MCM 454 Mag MPI Service Manual

VELVET DRIVE IN-LINE TRANSMISSION

Velvet Drive In-Line (72C) Specifications

The transmission identification plate is located on the top left side of the transmission. Refer
to charts following to determine engine and transmission combinations
Transmission Identification Plate

Transmission Ratios

NOTE: 1. This ratio is shown on identification plate. Ratio may be rounded off in some cases.
NOTE: 2: These transmissions are for LH (standard) rotation engines, and the propeller
shaft rotation is LH (standard) when in forward gear.
Torque Specifications
Drain Plug (Bushing)
Fluid Hose to Bushing
Pump Housing to Adapter
Rear Mounts to Transmission
Shift Lever to Valve
Transmission to Flywheel Housing
Neutral Start Switch
Propeller Shaft Coupler To Output Flange
Shift Lever Nut
Index
Page 8A-2
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a - Model Number
b - Ratio (In Forward Gear)
c - Serial Number
d - Identification Plate Model Color Code
Ratio in Forward Gear (NOTE 1 & 2)
1:1 1:1
1.5:1
2.5:1
2.8:1
DESCRIPTION
a
d
b c
Identification Plate Color Code
Lb. In.
96-132
SERVICE MANUAL NUMBER 23
72839
Green Green
Lb. Ft. N·m
25 34
25 34
17-22 23-29
45 61
8-11 11-15
50 68
8-11 11-14
50 68
11-15
90-861326--1 MARCH 1999