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Old 10-07-2019, 01:27 PM   #21
pcampbell
Scooby Specialist
 
Member#: 437670
Join Date: Jan 2016
Location: VT
Vehicle:
2005 2.5 SC OB

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Is this MSD ignition mod worth trying? I have a supercharged ej253 which is misfiring only under high boost and high rpm. NGK 48650 is plug and play and may be worth a try. Also 8.5mm wires are available...
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