Two pop bumper lights are out. I verified the lights are ok which leads me to believe it is a lamp holder issue.

The lamp holders are a-11199

2x

https://www.pinballlife.com/pop-bumper-lamp-…

https://www.pinballlife.com/williamsbally-flipper-rebuild-kit-021992-to-041993.html

Right flipper rebuild

2x for cracked flipper bats

https://www.pinballlife.com/20-9250-5