The 3800 engines with the superchargers require premium gas. Higher octane fuel prevents engine from self ignition of oxygen and gas causing engine misfire.
Yes
yes u can , but you will also need matching computer changed over
Used Premium Gas
The Buick that was supercharged was called the Ultra. On the engine there is another unit mounted on top of the engine. It is driven by a separate belt from the drive shaft. The engine without the supercharger has only one serpentine belt.
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No, it is an Ultra which means it is a supercharged 3.8L V6 and the 1995 Regal was a non-supercharged only so no. The supercharged models had an HD transmission and the Regal had the "regular verison". the transmission for the ultra was the 4t65e
No, just the sub frame.
No the Buick Park Ave Ultra requires premium fuel
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Coolant Recovery Reservoir. There is no sensor in the coolant recovery tank on a 1998 Buick Regal.
It says Buick Ultra... = Supercharged
The super charger was only available in the Park Avenue.