Fourth generation Pontiac Trans Am/Firebird 1993–2002

Fourth generation Pontiac Trans Am/Firebird (1993–2002)

1993–1997 Pontiac Firebird
Production 1993–2002
Body style 3-door hatchback coupe
2-door convertible
Layout FR layout
Platform F-body
Engine 3.4 L (207.5 cu in) L32 V6
3.8 L (231.9 cu in) Buick V6
5.7 L (347.8 cu in) LT1 V8
5.7 L (347.8 cu in) LS1 V8
Transmission 4-speed (TH700R4 93, 4L60E 94-02) automatic
5-speed 93-97 Borg Warner (V6 models), 93-97 Borg Warner T56 manual
6-speed manual 99-02 WorldClass Tremec T56
Wheelbase 101.1 in (2,568 mm)
Length 1998–2002 Firebird: 193.3 in (4,910 mm)
2000–02 Trans Am: 193.7 in (4,920 mm)
1998–99 Trans Am: 193.8 in (4,923 mm)
1998–99 Firebird: 193.3 in (4,910 mm)
1993–97 Firebird: 195.6 in (4,968 mm)
1993–97 Trans Am: 197 in (5,004 mm)
Width 1998–2002: 74.4 in (1,890 mm)
1993–97: 74.5 in (1,892 mm)
Height 2000–02 Convertible & Trans Am: 51.8 in (1,316 mm)
2000–02 Coupe: 51.2 in (1,300 mm)
1993–99 Coupe & 1996–99 Trans Am: 52 in (1,321 mm)
Convertible: 52.7 in (1,339 mm)
1994–99 Trans Am Convertible: 52.4 in (1,331 mm)
1993–95 Trans Am: 51.7 in (1,313 mm)
Curb weight 3,440 lb (1,560 kg) (5.7L LS1 Coupe)
3,284 lb (1,490 kg) (5.7L LT1 Coupe)
Related Chevrolet Camaro (fourth generation)
The fourth-generation F-body continued the aerodynamic formula initiated by the previous generation, but saw declining sales. As before, the Camaro kept the exposed headlights and the Firebird its pop-up units, with some minor changes. The overall styling of the Firebird more strongly reflected the "Banshee IV" concept car than the 1991 "face lift" received by the Third Generation model.

1993–1997 Trans Am Convertible

1996 Firebird Formula with functional "Ram Air" hood

One of 12 1998 Pontiac Trans Ams in factory "Bright Purple Metallic"

The 1999 30th Anniversary Trans Am

Joe Aquilante on the front stretch of Pocono Raceway 1999, to become SCCA National Champ in T-1

1993

From 1993 until 1995 (1995 non-California cars), Firebirds received a 3.4 L V6 with 160 hp (120 kW), or the 5.7 L 275 hp (205 kW) LT1 V8. The 1993 Firehawk (only available in Formula trim for 1993–1997) received the SLP package with a functional hood scoop and other performance enhancements that increased power to 300 hp (220 kW). Only 201 were built for 1993, with the same engine as in the 1993 Corvettes. The LT1 in the Formula and Trans Am was very similar to the one in the Corvette C4, except with 2-bolt mains and a more restrictive intake/exhaust system. The 1993 model year V6 models had angular cable driven throttle body units that later changed in 1994 to multi-port fuel injection.

1994

The 1994 model year marked the 25th anniversary of the Trans Am, and another Anniversary Edition was released, painted white with a single blue stripe down the center of the vehicle that was reminiscent of the 1970 Trans Am.

1995

The 1995 models were the same as those of previous years, but traction control (ASR: Acceleration Slip Regulation) was now available. The steering wheel was also changed. It was borrowed from the Grand Prix. An optional performance package included polyurethane bushings, suspension upgrades, as well as a freer intake/exhaust similar to that on the Chevrolet Corvette, supplying 315 hp, but this package was seldom ordered. The 'Transmission Perform' button was available only in the 1994 and 1995 Formula and Trans Am. This option was stopped for the 1996 and later models, but the connections are still there for 1996 and 1997 Formula and Trans Am.
The mid-1995 and later models had a 200 hp 3.8 L V6 as the base engine, and the power rating of the LT1 had been raised to 285, due to a new dual catalytic converter exhaust system that was optional in previous years.

1997

The 1997 Firehawk LT4 model, made by SLP Performance Parts and sold through Pontiac dealerships, had 330 hp (243 kW) and 340 ft·lbf (459 Nm) of torque.

1998

In 1998, the Firebird received a "face lift" dominated by a new front fascia (now with four pop-up headlights) as well as other modifications, the most significant of which was the introduction of the latest Corvette small block V8 engine, the LS1. Initially, the color "Bright Purple Metallic" had been available, however it was discontinued due to poor sales. The color was replaced with "Navy Blue Metallic," but not before a total of 12 Trans Am models with the WS6 Ram Air package (10 coupés and two convertibles) made it out of the factory dressed in "Bright Purple Metallic."

1998–2002

For 1998–2002 Pontiac used the same heavy duty brakes, steering ratios, fuel pumps and shocks (non-WS6) on both V6 and V8 models.
The all-aluminum 5.7 L V8 engine was sourced from the Corvette C5, and produced 305 hp (227 kW) at 5,200 rpm; 335 ft·lbf (454 N·m), and 454 Nm @ 4,000 rpm (310 after 2000) or 320 hp (325 after 2000) in the WS-6 "Ram Air" version. In 2001 and 2002, models equipped with a V8 received the high-flow LS6 intake manifold and a high-performance clutch. A Firehawk model, produced by SLP and sold through Pontiac dealerships, had 330 hp (335 after 2000, 345 in late 2002 models equipped with the optional Blackwing intake. The V6-equipped Firebirds were rated at 205 hp (153 kW)

Engines

1993 3.4 L (207.5 cu in) L32 V6 5.7 L (347.8 cu in) LT1 V8 (iron block, aluminum heads)
1994 3.4 L (207.5 cu in) L32 V6 5.7 L (347.8 cu in) LT1 V8 (iron block, aluminum heads)
1995 3.4 L (207.5 cu in) L32 V6 3.8 L (231.9 cu in) L36 V6 5.7 L (347.8 cu in) LT1 V8 (iron block, aluminum heads)
1996 3.8 L (231.9 cu in) L36 V6 5.7 L (347.8 cu in) LT1 V8 (iron block, aluminum heads)
1997 3.8 L (231.9 cu in) L36 V6 5.7 L (347.8 cu in) LT1 V8 (iron block, aluminum heads) 5.7 L (347.8 cu in) LT4 V8 (iron block, aluminum heads) in Firehawk by SLP
1998 3.8 L (231.9 cu in) L36 V6 5.7 L (347.8 cu in) LS1 V8 (aluminum block and heads)
1999 3.8 L (231.9 cu in) L36 V6 5.7 L (347.8 cu in) LS1 V8 (aluminum block and heads)
2000 3.8 L (231.9 cu in) L36 V6 5.7 L (347.8 cu in) LS1 V8 (aluminum block and heads)
2001 3.8 L (231.9 cu in) L36 V6 5.7 L (347.8 cu in) LS1 V8 (aluminum block and heads)
2002 3.8 L (231.9 cu in) L36 V6 5.7 L (347.8 cu in) LS1 V8 (aluminum block and heads)

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