Yes you can. The "R" simply refers to the plug being a resistor plug. The size, diameter, heat range and thread pitch are exactly the same.
Rj19lm
Champion J19LM or RJ19LM
The "R" just designates a resistor plug. You are fine with the J19LM.
Rj19lm or j19lm
.030" Champion RJ19LM or J19LM for manual, go to: http://www.disruptit.com/manuals/L0020135.pdf
yes
on the back of the plug package it has : replaces CJ8, RCJ8, J19LM & RJ19LM. hope this helps.
I have used a Champion RJ19LM or J19LM, both work fine.
champion rj19lm or just a regular j19lm will work just fine in that engine
champion rj19lm or just a regular j19lm will work just fine in that engine.
The J19LM and QJ19LM are Champion brand spark plugs used for garden machinery. The difference between them is their resistors, the J19LM use a regular resistor while the QJ19LM uses a CDI resistor.
Rj19lm