ROD 7I7713 - Caterpillar

Caterpillar Products:
3500 Family Generator Sets and Power Modules
3500 Family Pumpers Engine: Commercial
3500 and 3500B Family AllDescription of Change: An improved outer valve spring is used in all 3500 Diesel Engines. The new spring exhibits improvements in durability. The new spring can be identified by a white stripe.Adaptable To: The 194-4901 Spring is cancelled and replaced by the 281-6157 Spring. The new valve spring is adaptable to all 3500 Engines. Serial number effectivity is listed in Table 1.
Table 1
Serial Number Effectivity    
S/N:1FZ03346-UP     S/N:69Z00911-UP     S/N:MRG00104-UP     S/N:97Y00757-UP    
S/N:1GZ02941-UP     S/N:GZS00632-UP     S/N:S2S00202-UP     S/N:9WF00118-UP    
S/N:1HZ03195-UP     S/N:GAR00189-UP     S/N:8CN00212-UP     S/N:RKT00124-UP    
S/N:1JZ00942-UP     S/N:FFG00048-UP     S/N:8DF00197-UP     S/N:4BW00590-UP    
S/N:1KZ02498-UP     S/N:51Y00878-UP     S/N:PAG00108-UP     S/N:S2X00364-UP    
S/N:1LZ00830-UP     S/N:4TN00868-UP     S/N:8EM00554-UP     S/N:49Y01091-UP    
S/N:3KD00322-UP     S/N:4GM00743-UP     S/N:8KN00588-UP     S/N:B5G00102-UP    
S/N:CTA00155-UP     S/N:4AW01275-UP     S/N:7RN01998-UP     S/N:BCK00025-UP    
S/N:CTB00249-UP     S/N:3NS00246-UP     S/N:7KM00077-UP     S/N:S2A00123-UP    
S/N:CTC00266-UP     S/N:3MS00233-UP     S/N:PBR00165-UP     S/N:3LS00228-UP    
S/N:CTD00217-UP     S/N:3JS00009-UP     S/N:73Z00980-UP     S/N:2AF00491-UP    
S/N:CTE00431-UP     S/N:CDE00313-UP     S/N:S2T00101-UP     S/N:50Y01865-UP    
S/N:CTF00276-UP     S/N:CBN00381-UP     S/N:71Z00421-UP     S/N:MKH00208-UP    
S/N:CTG00399-UP     S/N:CBB00464-UP     S/N:70Z01081-UP     S/N:68Z01296-UP    
S/N:CTH00425-UP     S/N:CAN00122-UP     S/N:6WN00803-UP     S/N:S2W00105-UP    
S/N:CTJ00391-UP     S/N:BRN00197-UP     S/N:6PN00990-UP     S/N:7SM01015-UP    
S/N:S2D00154-UP     S/N:S2L00409-UP     S/N:6HZ00114-UP     S/N:GZR00229-UP    
S/N:S2E00425-UP     S/N:GZT00118-UP     S/N:6HN01720-UP     S/N:96Y02126-UP    
S/N:S2F00118-UP     S/N:GZX00116-UP     S/N:8RM00779-UP     S/N:S2R00187-UP    
S/N:3ZW00706-UP     S/N:S2M00157-UP     S/N:PWG00165-UP     S/N:S2K00183-UP    
S/N:S2G00108-UP     S/N:GZY00111-UP     S/N:95Y01281-UP     S/N:5AW00140-UP    
S/N:ZAL00116-UP     S/N:72Z00568-UP     S/N:67Z02171-UP     S/N:7RN01998-UP    
S/N:S2H00194-UP     S/N:LEK00127-UP     S/N:66Z00964-UP     S/N:5PS00377-UP    
S/N:S2J00279-UP     S/N:S2N00117-UP     S/N:65Z01231-UP        
S/N:ZAP00127-UP     S/N:7HM00271-UP     S/N:3LS00228-UP