Need advise: what plugs is recommended for a 66 Le Mans 326 four barrel?

[Somerville]

I am waiting on the mail for a shop manual on this car. Thank you!

 

[melsg5]

AC-Delco R45S, i believe the original R44S is no longer made. Gap is .035.

 

[92 Sunbird LE]

Plenty of options out there, I run Platinum plugs in my vehicles.

Rockauto.com will list all plugs that will fit your car, then you can decide what to get locally.

Doug in P.R.

 

[Somerville]

Thanks Team...