Karl F. Rau wrote:
>
> I (my brother) needs some information about the various octane booster
> products on the market, He owns a '68 MGC which has a compression ratio
> of 9.0:1...the manual calls for 98 octane...obviously not normal pump
> gas, unless you go to the airport which he doesn't really want to do.
> Visiting a VIP auto store for him the other day, I counted 8 different
> products claiming to boost octane (they ranged from .99 to $7.99), most
> all were to mix with 20 gallons of gas. The question is with such a vast
> difference in price...are some products better than others. I wonder if
> the cheaper products contain chemistry which could over a prolonged
> period prove "harmful" to ones engine. Any help would surely be
> appreciated.
>
> Yours in Sport
>
> Karl Rau
> '73 TR6 CF10534
Karl, go to a paint store and buy a gallon of toluene or xylene.Use
about a pint of either to 10 gallons of gas to up the ON. Much cheaper.
I believe both have octane numbers around 400.
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