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Top : Buick Resource : Production Information : 1990's :
1998 Regal

1998 BUICK REGAL SPECIFICATIONS

3800 Series II Supercharged V-6
Regal LSRegal GS
3800
Series II V-6
3800 Series II
Supercharged V-6
Type90o V-690o V-6
Bore and Stroke (in.)3.80 x 3.403.80 x 3.40
Piston Displacement (cu. in.)231231
Cylinder Head and Block MaterialCast Iron/
Cast Iron
Cast Iron/
Cast Iron
Compression Ratio9.4:18.5:1
Net Horsepower @ Engine rpm195 @ 5200240 @ 5200
Net Torque (lbs-ft) @ Engine rpm220 @ 4000280 @ 3600
Recommended FuelUnleaded RegularUnleaded Premium
Fuel ManagementSequential-Port Fuel InjectionSupercharged Sequential-Port Fuel Injection
Oil Capacity (qts)4 (5 w/filter)4 (5 w/filter)
EPA Fuel Economy Rating, City/Hwy (Projected)19/3017/27
Chassis
Chassis/BodyIntegral Body/Frame Construction
Body MaterialSteel
Transaxle
Automatic Transmission with overdrive
TypeFour-Speed with Electronically Controlled Capacity Clutch
Selector PatternPRND321
Gear Ratio (each times converter ratio)
First
2.92
Second
1.57
Third
1.00
Fourth
0.71
Reverse
2.39
Final Drive Ratio
3.05 (LS); 2.93 (GS)
CoolingLiquid
Capacity - Dry (pts)26.8
Steering
Steering Gear TypeRack-and-Pinion Magnetic Variable Effort
Overall Ratio15.2:1 (LS); 13.3:1 (GS)
Number of Wheel Turns (stop to stop)2.76 (LS); 2.39 (GS)
Turning Diameter (ft) (curb to curb)37.5
LinkageRear
Tie Rods, Number2
Suspension
Front Suspension TypeMacPherson Strut with L-Shaped Lower Control Arm and Aluminum Knuckle
Shock Absorbers
Twin-tube strut
Stabilizer (in.)
1.18 - Hollow
Rear Suspension TypeTri-Link Independent, Coil Spring Over Strut
Shock Absorbers
Twin-tube strut
Stabilizer (in.)
.55 - Solid (LS)
.68 - Hollow (GS & Y56)
Major Changes for 1998
Powertrain/Chassis/Suspension:
Carryover - 3800 Series II V-6 (LS); 3800 Series II Supercharged V-6 (GS)
Exterior:
Two new exterior colors: Twilight Blue Metallic (27) and Midnight Blue Pearl (28)
Two additional two-tone exterior colors: Twilight Blue Metallic (27) and Midnight Blue Pearl (28) - Total of eight two-tone colors
Interior:
Carryover interior colors, seat designs and fabrics
Next Generation Air Bags
New black instrument panel trim plates replace gray
New Standard Equipment:
4T65E four-speed automatic transmission with electronically controlled capacity clutch - new standard on LS (carryover on GS)
New OnStar service is an available dealer installed option (OnStar readiness - standard)
New Standard Equipment - Regal GS:
Rear-window antenna
6-way power driver seat
Product Improvements:
New enhanced evaporative emissions system standard on GS with 3800 Series II Supercharged V-6 (already part of LS 3800 V-6)
New onboard refueling vapor recovery system
Brakes
Power Brake TypePower Four-Wheel Disc Anti-Lock System
Self-Adjusting FeatureStandard
Hydraulic System TypeSplit Diagonal
Effective Area Total (sq. in.)53.2
Gross Lining Area Total (sq. in.)53.2
Swept Area Total (sq. in.)369.1
Outer Rotor Diameter (in.) (F/R)10.8/10.9
Inner Rotor Diameter (in.) (F/R)7.1/8.2
Rotor Thickness (in.) (F/R)1.3/0.4
Front Rotor Material and TypeCast Iron - Vented
Rear Rotor Material and TypeCast Iron - Solid with Integral Parking Brake Drum
Brake Lining MaterialSemi-Metallic Front; Nonasbestos Organic Rear
Front Lining
Outboard (in.)
4.96 x 1.81 x 0.60
Inboard (in.)
4.96 x 1.81 x 0.60
Rear Lining
Outboard (in.)
3.58 x 1.32 x 0.35
Inboard (in.)
3.58 x 1.32 x 0.35
Parking Brake
ControlFoot Pedal
Operated OnRear Brakes with Drum-in-Hat Mechanism
OperationPush-to-Set-and-Release
Release LocationLeft of Driver's Left Knee



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