Using an ngk copper 9 vs an idridium 9 spark plug?
03-02-2006, 04:24 PM
#1
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Using an ngk copper 9 vs an idridium 9 spark plug?
what are the advantages of running the ngk iridiums vs. the cheaper copper plugs?
Copper $2.24/ea
Part Number: R5671A-9
Stock Number: 5238
Iridium $7.60/ea
Part Number: BKR9EIX
Stock Number: 2669
Copper $2.24/ea
Part Number: R5671A-9
Stock Number: 5238
Iridium $7.60/ea
Part Number: BKR9EIX
Stock Number: 2669
03-02-2006, 06:48 PM
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Re: Using an ngk copper 9 vs an idridium 9 spark plug? (dunkd)
The difference is How often you want to change plugs?
Idridium plugs are know to last longer, I dont think there is any performance gain over a Copper Plug!
Go with the Copper, For the price it cant be beat!
Eric
Idridium plugs are know to last longer, I dont think there is any performance gain over a Copper Plug!
Go with the Copper, For the price it cant be beat!
Eric
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