Justin Cupler has been a member of the TopSpeed team since 2012. Cars Tehnical Specifications and Details. So, what's the difference between a Grand National and GNX? The price of admission for the GNX was $29,900 and 547 people had to have one. On the final commitment day for the Indy engine, assistant chief powertrain engineer Cliff Studaker came to the dyno for a power run, and we blew the top off the air cleaner with a major backfire! "The next significant improvement was in 1986, when Ron Yuille and the Turbo Engine Group engineered an intercooler for the 3.8 Turbo SFI V-6," wrote Martyn L. Schorr in his book, Buick GNX. This has to be one of the all time greatest achievements to have rolled out of any of Detroits muscle car building factories. Before closing the book on this generation of Regal, Buicks Chief Engineer, Dave Sharp, approached ASC/McLaren about building the ultimate GN. The GNX had aluminum wheels with black centers and flared fenders while the Grand National had chrome wheels. First up is the engine, it is stated as a 4.1-liter aluminum stroker V6 with a guru devised ECU and methanol injection. But only 47 dealers qualified for Select 60 in 1986, and Mertz promised each of them an extra GNX. With aluminum heads, the Corvette matched the Nattys output. Torque also increased 25 lbs-fts to 355 lbs-ft. As one would expect, performance improved again. These new OER components include the following items: Of course, Classic Industries offers much more than just tail lamp parts you'll also find body panels, glass, emblems, trim, interior upholstery, and many other parts. The upgraded engine produced 235 horsepower and 330 lbs-ft of torque. SOLD Motor Cars LA Apr 20, 2023 Fixed-price Apr 20, 2023 9 days ago Details. 0-60 mph 7.2 sest. It didnt hurt that 1987 was the 245-hp Grand Nationals fastest year, with 0-60 times of 6.1 seconds, and a 13.85 quarter mile at 99.2 mph. So, it was in keeping with division general manager Lloyd Reuss's thrust to move Buick's image from a maker of cushy "doctors' cars" to something more youthful and exciting when it unveiled the first Regal Grand National at NASCAR's 1982 Daytona 500. "Tim Logsdon, my boss at the time, pulled me into Dave's office and said, 'We want to build a Grand National to end all Grand Nationals to celebrate the end of its run,' " Doble recalls. Not bad though, but not as nice as the Vette or GTA. aaaa 10y ago @Dr.Bleed you're probably thinking of . V6 GAS OHV . or to add this car to comparison - click one of the buttons below: Fuel consumption (mileage)extra-urban (up to 62mph/100km/h) / city / highway (up to 87mph/140km/h) / average combined:l/100km:9.3-11.2 / 17.1-20.5 / 10.5-12.6 / 13.4mpg (imp. The other is worked. Complete transmission data: gear ratios, final drive, etc. The owner told me he will do a standing quarter in 12 with tight gears, but stock gears made the run in 12.7. This 1987 Buick Grand National has been under the ownership of a Buick collector for the last 28 years. Scores survive, though the cars were frequently heavily enjoyed when new, so diligence is required upon inspection. and more photo, or to compare up to 5 cars side-by-side - click one of the the buttons below: If you refer to the information from this website, please always indicate www.automobile-catalog.com as a source, with the appropriate link. 1986: 235 HP, 330 lbft (became intercooled) . See our comprehensive vehicle overview for the 1986 Buick Grand National including production numbers, performance specs, factory colors, and OEM brochures. I ran 14.08 bone stock. Vin (A); Class 1, Excellent Low End Torque And Horsepower; Good Idle And Daily Usage; Advertised Intake Duration 272; Advertised Exhaust Duration 280; Use With VS-380 Valve Spring. Reply 3.3k 1 reply . These could tweak the stock frame over time, even with the stock drivetrain. 238.30 PS (174,13 kW or 233,83 HP) at 4400 Rev. Camaros, Mustangs and even the mighty Corvette treated it with respect. These were mated with 3 speed auto transmissions. It was in the lobby of the Indy museum for quite a while.". Read on as we take a detailed look at the '87 Buick GNX specs. The Grand National was powered by a 3.8-liter V-6 equipped with multiport sequential fuel injection, distributorless ignition, a Garrett AiResearch turbocharger, and an air-to-air intercooler. Buick Grand National vs Chevrolet Camaro Z28, Buick Grand National vs Ford Capri 2.8i Special, 1970 Buick GranSport Stage 1 GS 455 365 ps, 1726 kg, 1971 Buick Riviera Gran Sport 335 ps, 1966 kg, Car and Driver test 1985: https://www.caranddriver.com/reviews/comparison-test/a43044114/1985-buick-chevy-olds-muscle-car-comparison/. The Garrett intercooled turbo was governed by a new chip and a sequential fuel injection system was built. Engine horsepower and torque curve for Buick Regal Grand National Coupe (aut. Quick access to automobile-catalog website - type in a browser: Search automobile-catalog: this database is huge, use the search field below to find here data you are looking for: Buick Regal 2nd generation years, types and editions catalogue (1978-1987). Well, its legendary for two reasons. In. I dont know if any of you have raced, or are in the scene of it; but in the street drag racing scene its a legend. Please correct the year! Some product and company names mentioned on this site may be trademarks of their respective owners. Engine horsepower and torque curve for Buick Regal Grand National Coupe (aut. Then the GM battle for power really took hold, but we now know who ended up on top. 1986: Wait, the GNX was quickest domestic car to come out in 87. Detailed Search Interface on the Home Page, Photo of the moment:2005 Saab 9-3 2.8T Cabriolet (Photo: Saab), The most efficient way to navigate through our huge database and compare cars side by side is the interface located on the, Catalogue of 692 car makes & manufacturers, Quick access to automobile-catalog website - type in a browser: a-c.li. The result was known as the Buick GNX, short for Grand National Experimental. 1986: Buick: Regal: Grand National Coupe 2-Door: 3.8L 3800CC 231Cu. In the event of a claim, the guaranteed value(s) on your policy declarations page is the amount your vehicle(s) is covered for, even if the value displayed here is different. - Specifications Table. Another Buick monster instilling fear. 6.1 to 100KMPH or 60MPH is not unrealistic. Power was still down from its 1970 height as we had been through major Federal air quality regulations and two fuel shortages. Sharpe and I said, 'How are we going to come up with 47 more?' 1979-1980: 170 HP, 265 lbft 1986 Buick Regal Grand National Specifications and Photos, 0-100/h, 0-60mph, fuel consumption, horsepower, weight, specs and photos. Blackout paint, a rear mounted spoiler and Grand National front fender tags differentiated the Grand National from the garden variety Buick Regal. Those wanting a GNX would have to shell out $29,900. . But this baddest Buick Grand National was not just a hoot to drive but also hugely historically significant. 1982: 180 HP, 275 lbft Entry-level and Limited trims could be equipped with one of two naturally aspirated V-6s, or with a two- or four-barrel 305-c.i. The Buick LeSabre also had a Grand National trim level in the early 80s that ran alongside the original Regal package. For nearly its entire production, the Regal has served as the premium mid-size/intermediate offering of the Buick product range. Dan Gurney took it for a drive on the track, and after four flat-out laps, we had to replace the tires! From the outside the only difference between the Grand National and the GNX was a different set of wheels. Buick introduced the Regal nameplate in 1973 as a mid-priced, personal luxury coupe, akin to Chevrolets Monte Carlo and Pontiacs Grand Prix. 4) in 1986, the model with 2-door notchback coupe body and V-6 3791 cm3 . It ran to 60 mph in 4.9 seconds and clicked through the quarter-mile in 13.9 seconds at 98 mph. Really it was leaps and bounds over the 84. The extra power pushed the Grand National to a new height, hitting 60 mph in 4.8 seconds and clearing a 1/4-mile in just 13.7 ticks of the second hand. The Grand National, in todays standards, is like the 2013 Shelby GT500 with both cars being a working mans supercar. The turbo engineers were warming to their task, and the 1986 Grand National received an intercooler and improved plenum, for 235 hp and improved torque. With even more horsepower than the already-quick Grand National and T-Type Regals, the Buick GNX was very, very fast. So, hows it run? 7.2 / 10.2 (8.1) km/lU.S. without speed governor) Accelerations: 0-80 km/h (sec):50-100 km/h (sec):70-160 km/h (sec):18.90-200 km/h (sec):48.40-300 km/h (sec): 0-50 mph (sec):50-60 mph (sec):6.60-100 mph (sec):19.20-150 mph (sec):0-200 mph (sec):Drag times: 0- 1/4mile (sec):15.20- 1km (sec):28.1 Full performance data, accelerations chart, acceleration on gears, speed range on gears, overtaking factors etc. The worked one likes to torture civics,celicas, neons and integras. There are auxiliary gauges and switches that have been nicely integrated into the standard Grand National layout. The Buick boys saw red and came back the following year. 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. - click the button below:Tire size:1986 Buick Regal Grand National Coupe standard and alternative wheel and tire sizes. The Buick GNX has a turbocharged six cylinders in V longitudinal front engine providing a maximum torque of 569 Nm available from 2400 rpm and a maximum power outpup of 304 PS available at 4400 rpm transmitted to the 16 inch rear wheels by an automatic 4 speed . For all Hagerty Insurance clients: The values shown do not imply coverage in this amount. Under the Copyright, Designs and Patents Act 1988, the content, organization, graphics, design, compilation, magnetic, translation, digital conversion and other matters related to the automobile-catalog.com site (including ProfessCars and automobile-catalog.com) are protected under applicable copyrights, trademarks and other proprietary (including but not limited to intellectual property) rights. Bypassing that restriction probably adds another 20 mph. The transmission is 4 speed automatic, the correct weight is 3373 lbs. Check Buick Regal 2gen available production numbers data. . Check the tables below for detailed outside and inside dimensions, output, fuel economy and performance data. So, now youll get the big picture how the Buick Grand National was in the 1980s With rumors circling that GM is trying to revive the Grand National name for a high-performance Buick, we just hope that the rumor of will come true and spark excitement like it used to back in the 80s. "We begged, borrowed, and scrounged parts to build a dyno engine, then got a scrap Skylark and married the two. Nothing charming could be said about the Grand National's exterior, as it looked like any GM car that rolled out during the late 80s. Car and Driver (May 1987) recorded a 4.7-second zero-to-60-mph run and a 13.5-second quarter-mile at 102 mph. The GNXs computer was modified to enhance fuel mix, turbo boost and transmission performance. galDrag coefficient (Cw-Wert): Cd claimed:0.44Cd estimated by a-c:Inside and outside dimensions, turning circle, track, trunk, cargo volume, frontal and drag area, capacities, etc. It was too plush to be a muscle car, but too ugly and bland to be a sports car or supercar. From cosmetic package to definitive muscle car in six model years. The 1987 Grand National was equipped with a sequential fuel injection 3.8-liter turbocharged V6 mated to a four-speed automatic transmission. ):25.3-30.4 / 13.8-16.5 / 22.4-26.9 / 21.1mpg (U.S.):21-25.3 / 11.4-13.7 / 18.6-22.4 / 17.6km/l:9-10.8 / 4.9-5.8 / 7.9-9.5 / 7.5Driving range(km / miles on tank) extra-urban (up to 62 mph /100 km/h):610-730 km / 380-455 milescity:330-400 km / 205-245 mileshighway (up to 87 mph / 140 km/h):540-650 km / 335-400 milesaverage combined:508 km / 315 miles. Click past the jump to read our historical review of the iconic Grand National. It ran from the mid-section of the car to the rear axle to increase rear wheel traction. The standard Buick slide-rule speedometer and warning lights were replaced with a full complement of Stewart-Warner, The seats were standard-issue Grand National type, but the interior was accented with special. Two Grand Nationals hit the streets in 1987, the base model and an outrageous GNX model. And for a Muscle Car, it is also very green as well, pulling about 25 MPG on the Highway. 1983: 180 HP, 290 lbft In July 1987, Car and Driver clocked one from 0-60 mph (0-97 km/h) in 4.7 seconds and through the quarter mile (402 m) in 13.5 seconds at 102 mph (164 km/h). C/D clocked a 4.9-second zero-to-60-mph run, quicker than a contemporary Corvette, most U.S.-market Ferraris, and even the Lamborghini Countach. The standard 1987 Grand National, pictured above, was powered by a turbocharged 3.8L V6 rated at 245 horsepower and 355 ft-lbs of torque. 1986 Buick Regal Grand National Coupe (aut. The transmission employed is an old-school Turbo-Hydramatic 400 automatic with a trans-brake, driving a Ford 9 differential with a 3.25 gearset. Among the key new technologies on that 1976 Indianapolis 500 pace car's engine were a knock sensor and pre-ignition control, "an early version of electronic spark control that helped it run at its limit without damage," Baker explains. Or subscribe without commenting. . Full engine data: horsepower/torque rpm, etc. But even this meant nothing compared to the monster that Buick was about to release in 1987. 1982 Buick Grand National specs, quarter mile, performance data, engine specifications, pictures, updated March 2023. . The 1986 Buick Grand National was the third production year for the car and Buick made some significant upgrades to the 3.8 liter V6 Turbo engine. However, these earlier engines were not as efficient as the later models due to their lack of sequential fuel injection . A total of 547 GNXs were produced, and each began life as a fully-optioned Grand National. The real heart of the GNX was under the hood. Why should have the Chevy boys been so ticked off? It has a good amount of room like its sister the Monte Carlo SS. EPA (after 2008) city/highway: (combined) 10-15 mode: JC08 mode: Emission: automobile-catalog.com ProfessCars estimation(the car with basic curb weight, full fuel tank and 90 kg (200 lbs) load), Top speed:219 km/h / 136 mph(theor. With a curb weight of 3285 lbs (1490 kgs), the Regal II Grand National 3.8 V6 has a turbocharged V 6 cylinder engine, Petrol motor. At the time the Buick GNX was the fast production car ever. 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. Your account is fully activated, you now have access to all content. The objective was to build the quickest ever GM production sedanor, as was written in an internal presentation, "to create a limited-production Buick Grand National that achieves a memorable place in the history of high-performance automobiles, one that car collectors will want to own and that automotive writers will never forget." The Buick boys saw red and came back the following year. The handling is shared too and this is no IROC or TA. 4 speed)as offered for the year 1986 since October 1985 in North America U.S. How many were produced ? This car is 5095 mm / 200.6 in long, 1791 mm / 70.5 in wide and 1387 mm / 54.6 in high. The new 'Hawk featured blacked-out trim, special wheels, and a turbocharged 1.8 liter four-cylinder Brazilian engine with a whopping 150 horsepower. A lightweight WE4 package was also offered this year. 1986 Buick Regal Grand National Coupe (aut. The mid-1970s fuel crunch heavily influenced the cars first redesign, which debuted in 1978. Is that what I was reading? A sedan was added to the lineup in 1974, and the companys new car immediately became one of Buicks best sellers. The turbo increased both fuel economy and performance, bumping horsepower from 105 to 165 on the 231-c.i. Buick produced 20,194 Grand Nationals in 1987, making this 1986 Grand National much more rare. As usual blackout paint, a rear mounted spoiler and Grand National front fender tags differentiated the Grand National from the garden variety Buick Regal. The 1986 Grand National engine was a 3.8L V-6 (3.8-inch bore x 3.40-inch stroke) equipped with multi-port Sequential Fuel Injection, a turbocharger, and an air-to-air intercooler. In the three previous years Buick produced less than 10,000 Grand Nations in total. This was the last year and performance was up all around. http://www.automobile-catalog.com/car/1987/317510/buick_regal_grand_national_coupe.html It was now completely black, with nearly no chrome, and despite being only a modest seller, the GN was an image changer . Then, because of special dealership incentives, Mertz told me to make 547.". All versions of this Buick Regal Coupe submodel: 1978 Buick Regal Coupe specifications, all versions, 1979 Buick Regal Coupe specifications, all versions, 1980 Buick Regal Coupe specifications, all versions, 1981 Buick Regal Coupe specifications, all versions, 1982 Buick Regal Coupe specifications, all versions, 1983 Buick Regal Coupe specifications, all versions, 1984 Buick Regal Coupe specifications, all versions, 1985 Buick Regal Coupe specifications, all versions, 1986 Buick Regal Coupe specifications, all versions, 1987 Buick Regal Coupe specifications, all versions, Buick Full-Size 1gen (40-50-70) (1946-1949), Buick Full-Size 2gen (40-50-70) (1950-1953), Buick Full-Size 3gen (40-50-60-70) (1954-1958), Buick Opel (based on Isuzu Gemini) (1976-1979), (click on photo to view enlarged pictures gallery). Reproduction of part or all of the contents of this web-site in any form is prohibited and may not be recopied and shared with a third party. The interior was significantly sportier than the standard Regal. Lets not forget that the Corvette is the flagship car of GMs performance line of cars, so to have an other vehicle, much less a V-6 powered vehicle spanking it at the Drag Strip was just not acceptable. 4 speed)as offered for the year 1986 since October 1985 in North America U.S. How many were produced ? We and our partners use cookies to Store and/or access information on a device. But what a street performer! How much fuel ? After growing tired of fixing other peoples' car problems, Justin earned a certificate in radio and television broadcasting, and dove into the world of talk radio and television. The exterior of this Buick still maintains some of its originality though the front end has been lowered, the wheels swapped for more appropriate racing pieces and then theres the matter of the parachute perched on the rear end Beyond that, the exterior exclaims mid-80s Grand National. 4) in 1987, the model with 2-door notchback coupe body and V-6 3791 cm3 / 231.4 cui, 182.5 kW / 248 PS / 245 hp (SAE net) offered since mid-year 1986 for . The GNX did that on the testing grounds, in weather that made it ACTUALLY SLOWER, while blowing away the fastest corvette made in the 80's, and the driver (who worked for a very popular magazine) had his wife and two kids in the car at the time. When we went to Lloyd's office and gave him the update, he said, 'Can we do it or not?' Nice car just cant see the combination? Chevrolet Corvette - America's most iconic sports cars. Much like every other muscle car, the Mustang had its manhood removed by the EPA, but Ford seemed to nearly go insane after the procedure. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Interestingly enough, demand was so great that some dealers were able to charge $3,000 more the MSRP for some of the cars. Not stated but I gather, rather quickly. galDrag coefficient (Cw-Wert): Cd claimed:0.44Cd estimated by a-c:Inside and outside dimensions, turning circle, track, trunk, cargo volume, frontal and drag area, capacities, etc. - click the button below: Curb weight (without a driver):1532 kg / 3377 lbsWeight distribution f/r (%):Dry weight: Shipping weight:1490 kg / 3285 lbsCurb weight estimated: Gross vehicle weight rating GVWR: Payload: Payload estimated: Markets, where cars with this particular specifications were sold: North America U.S.Related models: Markets, where cars with this particular specifications were sold: Engine manufacturer:GM Buick V-6 231 (3.8)Engine type:spark-ignition 4-strokeFuel type:gasoline (petrol)Fuel system:gasoline indirect injectionCharge system:turbochargerValves per cylinder:2Valves timing:Additional features:sequential injection; Garrett turbo; intercooler; dual exhaust OHV Emission control:Emission standard:Cylinders alignment:V 6Displacement:3791 cm3 / 231.4 cuiWhat power? "I decided that a great project would be to turbocharge the recently revived V-6 with the capability of performance in lighter cars or fuel economy in larger cars," he relates.
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