SLEEVE 5M7966 - Caterpillar

Engine:
3512C (S/N: R1T1-UP; WF31-UP; WF51-UP)
Pumper:
SPF343C (S/N: RTX1-UP)
Petroleum Engine:
3512C (S/N: R1A1-UP; R1S1-UP)
Petroleum Power Train Package:
3512CP (S/N: PLZ1-UP)
Engine News SEBD9972, 12 December 2014, "A New Reducer Hose Is Available for 3512C Commercial Engines". The original article has been revised to add the effective serial numbers.The new reducer hose is a higher temperature resistant hose.The new 448-9143 Reducer Hose replaces the existing 8N-5254 Reducer Hose. The new 448-9143 Reducer Hose is adaptable back to first production on the serial numbers listed above.The new reducer hose is effective with the engines listed in Table 1.
Table 1
Effectivity    
S/N:PLZ00213-UP    
S/N:R1A01968-UP    
S/N:R1S01609-UP    
S/N:R1T00127-UP    
S/N:WF300516-UP    
S/N:WF500833-UP    
S/N:RTX01001-UP