what is gap setting for NGK BPMR7A spark plug
autolite 2974 or xst2974 (irridium) champion rcj7y, cj7y ngk bpmr7a
Champion CJ7Y Champion RCJ6Y Autolite 2974 Bosch WSR6F Denso W22MP-U NGK BPMR7A
Maybe R10 its the code production of that specific spark part number The reference number or part number is WSR6F (Bosch) BPMR7A (NGK) or WSR6F (Bosch) or W20MP-U (Denso) or RCJ7Y (Champion) are the same plug, but different brands.
The correct spark plug for a Stihl 024 is an RCJ6Y (Champion), BPMR7A (NGK), or a WSR6F (Bosch). Make sure that the gap is set to 0.020 inches.
.025 in.
should be 33 mm
correct plug is NGK BPMR7A
This plug is the Champion RCJ7Y.
ngk bpmr7a
rn9y
Rj19lm
Champion = RL95YC