Product Features

JEFFco Performance Transmissions are available as a 3:00 in 4 speed and a 2:11 in a 3 speed.

Other ratios are also available.
3 speeds, rev. & neutral – 2:11, 1:95, 1:80 low gear

4 speeds, rev. & neutral – 3:00, 2:80. 2:60, 2L40 low gear

Unique shifter with neutral lock out supported sprags1-3/6 300 M Shafts / 9 disc clutch packs Flanges to bolt up to stock

Chevrolet Bell Housing or inspection flange for Cans.


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