Quote:
Originally Posted by 'ol Pinion head
The Dearborn 3 speed was used in performance '66-69 Pontiac A-bodys & '67-69 F-body's.
The late 50's - early 60's BorgWarner HD 3 speed was the T-85.
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I have a 1968 Fbird with a 350 2 bbl, it has a 3 speed Dearborn floor shift which was an option over the base 3 speed manual transmission. The code is DB.
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1967 Firechicken, 499", Edl heads, 262/266@0.050" duration and 0.627"/0.643 lift SR cam, 3.90 gear, 28" tire, 3550#. 10.01@134.3 mph with a 1.45 60'. Still WAY under the rollbar rule.
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