1989 Buick Reatta L67 4T60-E

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Previous Powertrain

• 3800 vin C 165hp/210tq

• 440-T4 trans / 2.97 final drive

New Engine

• 3800 Series 2 Supercharged

• 240hp / 280tq

New Trans

• 4T60-E

• Modified Shift Accumulators

• Adjustable Modulator

Powertrain Management and Performance Mods

• OBD1 3800 PCM

• 3.4 SC Pulley

• 3.0" Cold Air Induction

• 2.5" mandrel bent exhaust downpipe w/ aftermarket hi-flo flex

• 2.5" high flow cat and mandrel bent cat-back exhaust

• OEM muffler

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