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Testing F1 engine
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07-04-2010, 07:29 PM
Merv and Sharon
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Join Date: Jun 2007
Location: Sunshine Coast Qld, QLD
Cobra Make, Engine: Harrison # 80; Ford 5.0L HO Trickflow heads, cam and rockers and MassFlow EFI
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Those plugs attenuate (both intensity and frequency) very poorly on the acoustic evidence and the cup/muff type protectors are by far the better.
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Ford Cobra
Harrison #80.
Peregian Beach
Sunshine Coast Qld.
Merv and Sharon
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