Required Fuel Octane - Grand Prix Net

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#68609 - 05/24/07 09:32 PM

Required Fuel Octane

Marteniuk Offline

Junior Member

Registered: 01/18/07
Posts: 4
Loc: Canada

Does anyone know the required octane for a 1998 Grand Prix GTP? is it 89? or 91?

#68610 - 05/24/07 09:33 PM

Re: Required Fuel Octane

theone2043 Offline

Member

Registered: 02/09/07
Posts: 1937
Loc: Pocono, PA

i think its what ever the highest is in your area and depending on your mods

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#68611 - 05/24/07 09:45 PM

Re: Required Fuel Octane

RooK

Member

Registered: 03/07/05
Posts: 5158
Loc: Southern KY

91 minimum for a stock GTP.

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'13 Mustang 3.7V6 - MT82
'00 GP SE (L67 Swap, XP, Headers, 3.25")
'98 GTP, '01 Bonne