GASKET 4L7904 - Caterpillar

Engine:
G3512E (S/N: SSR1-UP; NGS1-UP)
G3516E (S/N: GAS1-UP)
G3520E (S/N: GZE1-UP; GZH1-UP)
Description of Change: The improved adapter assemblies provide tighter tolerances for a better fit.Adaptable To: The improvement has been made to the 207-1316 Adapter As and the 207-1317 Adapter As .The 207-1316 Adapter As and the 207-1317 Adapter As are adaptable to the above engines back to first production. Effectivity is listed in Table 4.The parts required for installation are listed Tables 1, 2, and 3.
Table 1
G3512E Engine    
Qty    Parts    
12     4S-5898 O-Ring Seal    
12     6V-5101 O-Ring Seal    
1     8L-2786 O-Ring Seal    
12     204-3506 Gasket    
11     207-1316 Adapter As    
1     207-1317 Adapter As    
Table 2
G3516E Engine    
Qty    Parts    
16     4S-5898 O-Ring Seal    
16     6V-5101 O-Ring Seal    
1     8L-2786 O-Ring Seal    
16     204-3506 Gasket    
15     207-1316 Adapter As    
1     207-1317 Adapter As    
Table 3
G3520E Engine    
Qty    Parts    
20     4S-5898 O-Ring Seal    
20     6V-5101 O-Ring Seal    
1     8L-2786 O-Ring Seal    
20     204-3506 Gasket    
19     207-1316 Adapter As    
1     207-1317 Adapter As    
Table 4
Effective Serial Numbers    
G3512E     S/N:NGS00139-UP
S/N:SSR00166-UP    
G3516E     S/N:GAS00272-UP    
G3520E     S/N:GZE00119-UP
S/N:GZH00163-UP