This is the information I have gathered so far on the technical specifications for the 1978 Firebird Trans Am. I am still trying to gather more info.Overall Length
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196.8 In.
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Overall Width
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73.4 In.
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Height
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49.5 In.
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Wheelbase
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108 In.
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Weight
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3607 lbs.
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Fuel Capacity
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21 Gal.
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Engine Oil (SAE 10W 40)
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6 qts.
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Transmission Fluid (Dextron II)
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2.5 qts.
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Rear Axle (SAE 80 GL5)
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4.25 pts.
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Cooling System
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22.9 qts.
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Distributor type
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HEI breakerless
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Distributor Rotation (Thanks Jack)
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Counter-Clockwise
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Firing Order
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1-8-4-3-6-5-7-2
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Spark Plug Gap (R45TSX)
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0.060 in.
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Pontiac 400 (L78) Horsepower
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180 hp
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Engine Compression
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7.7 to 1
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Bore and Stroke
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4.12" x 3.75"
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Timing (@575 r.p.m.)
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16° btdc
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