If you haven't done so already, I would put those two part numbers into your saved searches feature on E-Bay. This will automatically alert you via e-mail if one is listed. I have obtained several NOS parts this way.
__________________
1976 LeMans B09 Freeway Enforcer, 455/M40 Smokey
1977 Trans Am, 400/M21 Black/Gold Bandit. 44K actual miles
2017 Sierra SLT 1500 Z71 4X4 
2019 Canyon SLT Crew 4X4 
|