Re: Fuel grade
87 for me too spoke with several mechanics and engine designers all said if its design to run on 87 then put 87 in it, if its designed for 91 put 91 in it. So as the 5.7 is designed for 87 I have and will be putting only 87n in it!
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2007 Tundra DC Limited 5.7L V8 4x4
Timberland Mica, Red Rock Leather Seats, TRD, Navigation, Sonar, Cold Kit, XM Radio, Rear DVD Player, Fender Flares, Chrome Steps, Window Tint
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