Oil Ratings SG and SH Explained in Car Advice
Dear Tom and Ray explain two letter oil ratings SG and SH as performance standards. SH represents higher standards for volatility deposit control and shear stability. Using SH can be fine in older engines and may improve fuel economy with thinner oils like 5W30. They caution against overreaching claims and offer a booklets on avoiding car wear.
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Aurora signals rebirth of Oldsmobile
The 1995 Oldsmobile Aurora debuts as a luxury flagship with a Cadillac Northstar inspired V-8, priced at 31995 in a bold departure from traditional Olds. It targets well educated baby boomers and features a long list of amenities, strong performance, and a high end interior aimed at import buyers.
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New Riviera Impresses With Bold Circular Design
The Riviera lines blend 1960s inspiration with 1990s polish. Weighing 3742 pounds and 207 inches, its all circular interior echoes in a dash with 16 round instrument vents. Base price starts at 27632, with options lifting it to 31433. The V6 hits 60 mph in under 10 seconds and turbo adds 8.5 seconds, balancing comfort with a touch of spunk.
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England
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Engine Top Speed Length Options No Destination
The listing notes a base price charge of $625 included in the base price for engine top speed length options with no destination specified.
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