Can I use RTV silicone instead of this gasket

Replacing the Bunn 03358

high head pressure

What should I check if the pilot won't stay lit after installing this part

MARS 12798 Run Capacitor Can I use RTV siliconeThe MARS 12798 Run Capacitor is a high performance 40 10 MFD 440V dual run capacitor designed for demanding HVACR applications. Engineered for standard round dual run capacitor replacements, this component supports both the compressor (40 microfarads) and the fan motor (10 microfarads) in residential and light commercial condensing units. With a 440VAC rating, it is backwards compatible with 370V systems, providing a robust overhead for voltage