1986 Buick Grand National

Coupe

3.8 SFI Turbo

Automatic

1G4GK4773GP228249

Clear

Gasoline

Low mileage 34,737 km (21,584 miles) Low option Canadian car solid roof bucket seats, console, power windows, tilt column. Exterior is Mercedes Silver with red interior. Great car for street or strip complete drivetrain has less than 5K and is heavily modified. Car has great street manors and cruises on the highway with ease. Previous owner was a 70 year old man who had many of the performance upgrades done while keeping the car tuned moderately it made 506 hp to the rear wheels. This is a total pump gas car and can be driven daily if chosen. Since purchased Cotton's Performance has installed a new turbo methanol injection set boost at 20 psi for the street and made additional tuning to the F.A.S.T ignition system. Car has more than double the price invested into the performance upgrades alone. Here is just brief list of upgrades, must be seen in person to appreciate. Modifications 3.8 engine rebuilt by R.P.E. in Hartford, CT. JE Pistons Speed Pro File Fit Rings Roller Rockers Manley Roller Cam Valve Springs Comp Cam 212 Hydraulic roller cam and lifters ARP hardware Alky / Meth Injection Kit F.A.S.T. XFI computer system Turbo 60 Series, 69-65-BB-.63, Billet (Turbo Billet-69P) less than 500 miles Front mount inter cooler 3" down pipe with external wastegate 3" Dual exhaust by Cotton Performance Dual in tank fuel pumps Transmission Art Carr TH-200R4 built with 9" comp 27 spline custom for cam (212/212 110°) Rear end Rebuilt posi 8.5"with 3.42 gear ratio Brakes have been converted to vacuum in place of Power Master Eldebrock shocks all the way around. Boxed trailing arms on rear 4 link with air bags in the rear Weld Drag Lite wheels with GT Qualifiers 4 Point roll cage Full gauge instrumentation inside interior with ability to connect laptop to XFI for further tuning / monitoring.