One of the most frequently asked technical questions we get at VP is about the difference between Motor, Research and R+M/2 octane numbers. The next question often asked is why do some fuel companies represent their fuels with Motor Octane Numbers and other companies use Research or R+M/2 Octane...

Take notice of the preproduction ringer, the worn in production examples, and what high heat does to testing. MA70 only. I don't have all of them. Some are incomplete. If others have originals, not the 54th copy of the April '89 Car &Driver, I wouldn't mind them being added in. Enjoy. ...
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Ever wonder what it would cost to replace those hoses and belts "Before they blow" with genuine Toyota OEM Parts? Find the answer here: http://www.trademotion.com/partlocator/index.cfm?siteid=213747&catalogid=0
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origionally posted by Shawndude: With old cars like ours, it is not uncommon to experience overheating issues. To solve this problem, one must work in a logical manner, to rectify the situation. This is a simplified tutorial to get you pointed in the right direction. Quick check list: 1)...
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origionally posted by KirkMKIV: Hopefully this information will help most of you know how the Turbos on our Supras work, explain to you what this "lag" you hear of is, how to reduce it, and explain the difference between smaller and bigger turbo. check out the diagrams in the attachements...