KIT-ENGINE GASKET 4505583 - Caterpillar

Engine:
G3508B (S/N: RBK1-UP)
G3512B (S/N: JHH1-UP)
G3516B (S/N: JEF1-UP)
G3520B (S/N: GLF1-UP)
Petroleum Engine:
G3520B (S/N: TPC1-UP)
Engine News, SEBD9876, 13 June 2013, "A New Compressor Bypass Actuator is Used on Certain G3500B Engines". Disregard the previous article, content has been removed that is not applicable.Description of Change: The compressor bypass actuator has improved covers to keep moisture from leaking into the actuator electrical components.Adaptable To:
Illustration 1 g03356751
Compressor Bypass ActuatorThe 434-9072 Actuator Gp replaces the 324-2781 Valve Actuator for 48 mm (1.9 inch) compressor bypass actuators. The 434-9073 Actuator Gp replaces the 327-7730 Actuator for 60 mm (2.4 inch) compressor bypass actuators. Table 1 contains the new and previous part numbers for the compressor bypass actuator. Table 2 contains the effective serial numbers.
Table 1
New Part Number    Previous Part Number    
434-9072 Actuator Gp     324-2781 Valve Actuator    
434-9073 Actuator Gp     327-7730 Actuator    
Table 2
Effective Serial Numbers    
G3508B     S/N:RBK01258-UP    
G3512B     S/N:JHH01024-UP    
G3516B     S/N:JEF02150-UP    
G3520B     S/N:GLF01104-UP
S/N:TPC01113-UP