Try 87 octane - if it does not "ping" excessively if it does then go to 89
regular 87 octane.
305 Small Block Chevy engines typically were 8.6 compression ratio and would use 87 octane fuel.
A Chevy Avalanche uses standard 87 octane fuel. Higher grade fuel will not result in improve mileage or performance.
The Fuel tank holds 16 gallons
2 a primary and a secondary
87
The 2015 Chevy Equinox has a fuel tank capacity of approximately 18.8 gallons. This allows for a decent driving range between fill-ups, depending on driving conditions and fuel efficiency.
to my knowledge all 90's model 300zx require premium unleaded fuel only. its usually between 91-94 octane depending on the gas station.
Manny high performance automobiles require premium fuel. Most United States domestic family automobiles do not require premium fuel and will run fine on 87 octane fuel.
I called the dealer and they told me that the 2007 does not have a separate fuel filter but the fuel filter is part of the fuel pump.
Its designed to operate on regular octane gas.