7738870_028 Volvo.Penta Gear, oil pump

Introduction
This procedure is for replacing the front plate and the front gasket on the 3456 engine (S/N: 9BZ11-240). This procedure will fix the problem of a broken bolt between the front plate and the engine block.You will want to run the Troubleshooting, "Engine Speed/Timing Sensor - Calibrate" in order to ensure correct timing when you complete the following procedure and when the engine is installed.Note: Please work through your local dealer Technical Communicator to contact the Dealer Service Network (DSN) for assistance if the engine is not marked with an S. The stamped S indicates that new drive gears have been installed in the engine. If the new drive gears have not been installed, this procedure must be modified. Refer to Illustration 1 and 2 for the location of the mark.
Illustration 1 g01074567
Illustration 2 g01074568
Tools, Special Tools, and Parts that are Required
Table 1
Required Tools    
Tool     Part Number     Part Name     Qty    
A     9S-9082     Engine Turning Tool     1    
B     -     Guide Bolt
(5/8 inch - 18 NF by 7 inch)     1    
C     4C-5593     Anti-Seize Compound     1    
D     1U-7600     Slide Hammer Puller Gp     1    
E     5P-1733     Seal Locator     1    
F     5P-1737     Bolt     3    
G     9S-8858     Nut (Seal Installer)     1    
H     6V-6142     Seal Installer     1    
J     154-9731     Thread Lock Compound     1    
K     141-5831     Sealant     1    
L     9U-7255     Gear Gauge     1    
M     9U-7324     Indicator Bracket (1)     1    
7H-1942 Dial Indicator (1)     1    
3S-3268 Indicator Contact Point (1)     1    
7H-1940 Universal Attachment (1)     1    
N     9U-6896     Guide Bolt     1    
( 1 ) Part is from 9U-7530 Engine Tool Group .
Table 2
Required Parts    
Qty     Part Number     Part Name    
1     166-9144     Gasket    
1     4N-1151     Gasket    
1     142-5867     Crankshaft Seal Gp    
1     155-9524     Integral Seal    
1     159-8524     Adapter assembly    
1     159-1533     Sealing Plate    
1     117-8801     O-ring Seal    
1     5E-8771     O-ring Seal    
1     167-8130     Damper    
1     227-3704     Damper Adapter (If needed)    
1     165-8110     Plate    
1     197-4971     Stub shaft (Cluster)    
8     5M-2894     Hard Washer    
2     9H-8872     Gasket    
9     126-1757     Washer    
1     144-6142     Integral Seal    
2     5P-4142     Locking Bolts    
1     8T-9527     O-ring Seal    
1     107-5769     O-ring Seal    
2     3P-1155