Buick Grand National 1982-1987


April 28, 2013 By Mike Lee
Last updated on August 18, 2015
Buick Grand National GNX (1987)
Country
USA
Top Speed (mph)
124
0-60 mph
4.7-5.5 (various sources)
1/4 mile
13.4
BHP
276 @4400rpm
Torque lbft
360 @3000rpm
BHP per ton
175
Engine capacity CC/CU
3791/231
Engine type
V6 Fuel Injection
Aspiration
Turbocharged
Compression Ratio
8.0:1
Valve Type/No
Overhead 12
Transmission (manual/auto)
Automatic
No of speeds
4
Wheels driven
RWD
Brakes F/R
Disc/Drum
No. of Seats
4/5
Length (in)
200.6
Width (in)
75.5
Height (in)
54.6
Kerb Weight (lbs)
3474
Additional Info: The first turbo Buick Regals were built in 1978 with a 3.8 litre V6 engine, the Grand Nationals appeared in 1982 with a 4.1 litre V6 engine. 1983 had no Grand National, but it returned in 1984 and back with the 3.8 litre engine, power was around 200bhp. In 1986 the power was upped to 235bhp and could get to 60 in around 5 seconds. In 1987 power increased to 245bhp with a 1/4 mile time of 14.2, also a lightweight WE4 (Turbo T) option was offered, as well as a T-Type (added Type-T interior) and the GNX (as above).

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