T O P I C R E V I E W
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bmxer
Member # 1222
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posted
im using 87 octane. is that bad, and will it casue ping?
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gR40coupe
Member # 698
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posted
depends on what your timing is set at?
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bmxer
Member # 1222
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posted
its a completly stock 96 gt
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st5150
Member # 51
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posted
If you don't ping with 87 octane, use it
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bmxer
Member # 1222
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posted
what does ping sound like?
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st5150
Member # 51
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posted
Hard to describe. Sort of like crinkling up a plastic bag or sheet of aluminum foil. It usually happens around the RPM you make peak torque at.
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XR1stang
Member # 2248
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posted
best description that I have heard for the sound of pinging/detonation is marbles in a tin can.
as far as the question goes, I use premium because I'm just like that... plus I have my timing pretty advanced at the moment.
XR1stang
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rob
Member # 50
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posted
91 octane with a little toluene to bump up the octane a little.
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sic91blackgt
Member # 868
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posted
i run 91 in my car as well
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PseudoCobra
Member # 1689
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posted
i use 91, and in the summer even that pings and I have to run octane booster.
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87Saleen
Member # 1549
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posted
Im testing out the different gasolines. I went from arco 87 to 76's 91 and noticed a big difference, currently im testing out 76's 89 octane.
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5project stang0
Member # 2082
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posted
i heard arco has very watery gas probably not enough to notice im guessing
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98slowhoe
Member # 895
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posted
I use nothing but 76 in both of my cars. The mustang 91, the Tahoe 89. It's the cleanest...........plus NASCAR usues it so it has to be good
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