RN9YC or BPR6ES
NGK - BPR6ES or
DENSO - W16EXR or
Champion - RN11YC or
Bosch - WR6DC
The RN11YC burns hotter and prevents carbon buildup better than the RN9YC.
Yes
Champion stock # 71
a ngk cr7hsa spark plug
ngk Bm6a its the same plug
NGK BPR6ES Champion RN9YC Champion Rn11YC4 [hotter plug fights carbon buildup
Bpr6es
autolite 2974 or xst2974 (irridium) champion rcj7y, cj7y ngk bpmr7a
Champion CJ7Y Champion RCJ6Y Autolite 2974 Bosch WSR6F Denso W22MP-U NGK BPMR7A
Rj19lm
ngk Bm6a its the same plug
bp4 ngk
on the back of the plug package it has : replaces CJ8, RCJ8, J19LM & RJ19LM. hope this helps.