864989A01 Mercruiser FITTING ASSEMBLY, Lower Distribution

Illustration 1 g06571026
Illustration 2 g06571027
Illustration 3 g06571029
Cam Gear tightening sequence
Illustration 4 g06571030
Stub Shaft tightening sequence
Table 1
Item Qty Part Specification Description
1 - - Align the timing mark on the camshaft gear with the timing mark on the front housing.
2 6 031-3185 Bolt Tighten the bolt 240 40 N m (177 30 lb ft) in a numerical sequence 1, 4, 2, 5, 3, 6, 1, 4 as shown in Illustration 3.
3 8 165-3931 Bolt Torque to 66 6 N m (49 4 lb ft).
4 2 450-4141 Bolt Torque to 55 10 N m (41 7 lb ft).
5 10 9S-8752 Full Nut Refer to the following procedure when nut is loosened for service:
1. Remove the nut.
2. Clean the nut with a wire brush.
3. Before assembly, apply thread lock compound to the threads.
4. Tighten the nut to 55 10 N m (41 7 lb ft).
6 10 126-1756 Locking Bolt Refer to the following procedure when bolt is loosened for service:
1. Remove the bolt.
2. Clean the bolt with a wire brush.
3. Before assembly, apply thread lock compound to the threads.
4. Tighten the bolt to 30 7 N m (266 62 lb in).
7 2 6I-3624 Thrust Plate Install the oil groove of the thrust plate toward the face of gear assembly.
Thickness is 4.00 0.25 mm (0.157 0.009 inch).
8 - - Align the timing mark on the crankshaft gear with the timing mark on the cluster gear assembly.
9 1 165-3931 Bolt Torque to 55 10 N m (41 7 lb ft).
10 1 102-5861 Thrust Plate Thickness is 5.000 0.025 mm (0.1969 0.0009 inch).
11 1 117-8801 O-Ring Seal Before assembly, lubricate the bore lightly with 50/50 mixture of Camshaft and Follower lubricant and clean engine oil.
12 1 187-8979 Gear As After installation, bore in the 128-2661 Bushing is 63.566 0.013 mm (2.5026 0.0005 inch).
Installation depth is 2.8 0.5 mm (0.11 0.02 inch).
13 1 249-3360 Camshaft Gear Extension of 103-0126 Dowel from rear face of the camshaft gear is 8.0 0.5 mm (0.31 0.02 inch).
14 5 2J-3118 Locking Bolt Tighten the bolt to 55 10 N m (41 7 lb ft) in a numerical sequence 1, 3, 4, 5, 2, 1, 2, 3, 4, 5, 1 as shown in the Illustration 4.
Refer to the following procedure when bolt is loosened for service:
1. Remove the bolt.
2. Clean the bolt with a wire brush.
3. Before assembly, apply thread lock compound to the threads.
4. Tighten the bolt to 55 10 N m (41 7 lb ft).
15 1 112-9217 Thrust Plate Install the oil groove of the thrust plate toward the face of gear assembly.
Thickness is 4.00 0.25 mm (0.157 0.009 inch).
16 1 197-4971 Stub Shaft Lubricate the gear journals, bearing bores and thrust faces with clean engine oil.
17 1 130-4701 Gear As Lubricate the gear journals, bearing bores and thrust faces with engine oil.
Outer diameter of 130-4698 Bushing is 56.030 0.013 mm (2.2059 0.0005 inch).
Thickness of the bushing is 2.500 0.013 mm (0.0984 0.0005 inch).
Installation depth is 2.5 0.5 mm (0.09 0.02 inch).
18 1 151-5966 Stub Shaft As Lubricate the gear journals, bearing bores and thrust faces with clean engine oil.
Diameter is 50.800 0.013 mm (2.0000 0.0005 inch).
Extension of 6I-3623 Dowel is 4.5 0.5 mm (0.18 0.02 inch).
19 1 6I-3625 Gear As Lubricate the gear journals, bearing bores and thrust faces with clean engine oil.
Outer diameter of 101-8468 Bushing is 56.030 0.013 mm (2.2059 0.0005 inch).
Installation depth is 1.5 0.5 mm (0.06 0.02 inch).
20 1 158-3416 Stub Shaft Lubricate the gear journals, bearing bores and thrust faces with clean engine oil.
Diameter is 50.800 0.013 mm (2.0000 0.0005 inch).
D1 - - Before tightening the bolts for the stub shaft, set distance (D1) betw