Picco 90 glow plug

[Stevegross]

can you guys recommend a few glow plugs to try in my picco 90 running 20% nitro? A lot of different plugs out there I’m not sure where to start.

Thanks in advance.

Steve

 

[Buckshot]

O'donnell 289
https://odonnellglowplugs.com/product/289-v2/

 

[gil sonsino]

Rossi 5 or 8 Mccoy 9

 

[David Bryant]

are these plugs actually available these days?

 

[Roger Lee Hooks Sr]

are these plugs actually available these days?

http://double-aceracingproducts.com/catalog/index.php?cpath=3

 

[David Bryant]

http://double-aceracingproducts.com/catalog/index.php?cpath=3

thanks!