An Improved Exhaust Manifold Group Is Now Used For Certain 3512E Engines {1059} Caterpillar


An Improved Exhaust Manifold Group Is Now Used For Certain 3512E Engines {1059}

Usage:

SPF743 MLX
Engine
3512E (S/N: SK31-UP; SK51-UP)
Pumper
SPF743 (S/N: MLX1-UP)

Description Of Change: The new exhaust manifold that is used has incorporated new parts to prevent cracking.

Adaptable To: The new 474-9932 Exhaust Manifold Gp replaces the previous 452-2711 Exhaust Manifold Gp. The 474-9932 Exhaust Manifold Gp is adaptable back to first production of the serial numbers that are listed above.

Table 1 contains the part numbers in the group. Table 2 contains the effective serial numbers.

Table 1
Item  Qty  Part Number  Part Name 
100-3145  Exhaust Manifold 
100-3146  Exhaust Manifolds 
100-3148  Exhaust Manifolds 
108  110-8314  Washers 
127-8269  Exhaust Seals 
219-4458  Dowel Pin 
222-4701  Bellows As 
68  2N-2766  Locknuts 
300-8579  Bolts 
10  12  353-6113  Spacers 
11  357-1752  Gaskets 
12  378-8994  Band Clamps 
13  12  428-9129  Gaskets 
14  14  428-9130  Gaskets 
15  437-1200  Elbow 
16  437-1201  Elbow 
17  437-7470  Bolts 
18  440-4377  Bellows As 
19  443-5940  Bellows As 
20  10  446-1290  V Band Clamp 
21  449-7299  Bellows As 
22  453-3607  Exhaust Gasket 
23  458-0828  Elbow 
24  461-6611  Exhaust Elbows 
25  474-9917  Bellows As 
26  474-9918  Sleeve As 
27  474-9928  Exhaust Manifold Gp 
28  474-9929  Exhaust Manifold Gp 
29  474-9930  Exhaust Manifold Gp 
30  474-9934  Bolts 
31  481-1091  Bolts 
32  24  482-3753  Spacers 
33  491-5545  Adapters 
34  491-5547  Exhaust Manifold Gp 
35  491-5548  Exhaust Manifold Gp 
36  491-5553  Sleeve 
37  4P-7680  Spacers 
38  48  5M-2894  Hard Washers 
39  5P-3345  Bolts 
40  16  5P-7128  Bolts 
41  56  7L-6443  Bolts 
42  48  9L-7373  Bolts 

Table 2
Effective Serial Numbers 
S/N:SK300111-UP 
S/N:SK500128-UP 
S/N:MLX00108-UP 

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