Full Answer
What is the size of a turbo on a Grand National?
The inducer is 49.5mm and the exducer is 70mm.
What kind of turbo is in a Grand National?
Garrett T3 turbochargerImprovements included a Garrett T3 turbocharger with ceramic impeller and GNX heat sheild, larger capacity intercooler, reprogrammed engine management and performance suspension with torque bar and GNX-only rear differential cover.
What turbo is on a 1987 Buick Grand National?
The Turbo Limited used the same 3.8-liter V6 turbo LC2 from the Gran National that was good for 245 HP (248 PS) and 335 lb-ft (481 Nm) of torque when new, but it ended up being slightly faster as it was lighter, thanks to the use of aluminum instead of heavier cast iron on bumpers, wheels and rear drum brakes.
How much boost does a stock Grand National make?
It's a street type chip designed for a max 17psi boost using 93-octane fuel.
How much HP can a Grand National make?
All the magic was under skin, including a turbo intercooled 3.8-liter V6 putting out a reported 276 horsepower (many say real horsepower numbers were well over 300) and a massive 360 pound-feet of torque. 20,740 Grand Nationals were built in 1987, with only 547 converted to limited-edition Regal GNX models.
Was the Grand National Twin Turbo?
For another edition of “Impromptu Street Races,” this black Buick Regal Grand National comes equipped with a twin turbocharged LSX. That means it's always ready to hit absurd speeds. Here's a video showing this piece of American muscle displaying its incredible power.
What is a Buick turbo T?
This car was known as Regal Limited Turbo-T, and it was one of the greatest “sleepers” the auto industry had ever seen. Only 1,035 were ever made. In comparison, Buick made 20,193 Grand Nationals in 1987. To be clear: The Turbo-T replaced the T-type from previous years.
What is the rarest Buick Grand National?
The Buick GNX, or the Grand National Experiment, developed with ASC McLaren as a 547-unit series, is a rare car even without the somewhat dubious distinction of low mileage.
What made the Buick Grand National so fast?
Buick GNX Specs - 3.8 Liter V6 Engine Third-party testing revealed that the GNX's turbo V6 actually produced more than 300 horsepower and 400 ft-lbs of torque at 3,900rpm. This allowed the GNX to outrun contemporary models from Ferrari and Porsche, and made it one of the world's fastest production cars at the time.
How fast is a stock 1987 Buick Grand National?
Officially, Buick claims a 0-60 mph time of 5.4 sec for the GNX versus their Grand National number of 6.9.
What year was the fastest Buick Grand National?
Back in 1987 the fastest U.S. production car ever to be produced was the Buick Grand National/GNX....The Fastest U. S. Production Car.•Contribute to Veterans With the Purple Heart Car Donation•Limousine for Presidents19 more rows
How fast is a 87 Buick Grand National?
Buick agreed to team up with McLaren Engines at the 1985 Indy 500 in order to produce the 1987 Grand National GNX. This Buick featured an upgraded chassis to support the GNX's superior performance and also came with a top speed of 124 mph.
Buick Grand National Turbos
The Buick Grand Nationals from 1984-1987 represent the best of the Buick Turbo car series. If you’re one of the many enthusiastic Buick Grand National collectors, you know it’s true! These cars have fantastic power and economy. Let Limit Engineering assist you with all your Grand National needs.
TE Style Turbo TE44 Stage 3 60 Trim TO4E
Description: Garrett .63 A/R turbine housings only available if useable core is provided
TE Style Turbo TE45A P-TRIM 66MM
Description: Garrett .63 A/R turbine housings only available if useable core is provided
TE Style Turbo TE60 Stage 3 60-1 TO4E
Description: Garrett .63 A/R turbine housings only available if useable core is provided
