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1982-1985 Automatic Transmission 700R4 Shift Improver Kit

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B & M
Part #: 643-153
Availability: Currently Unavailable - Most out of stock items are available to ship within 7-10 days.
Fits Years:
  • 1982
  • 1984-1991
$120.99 This Item is Not Eligible for Promotional Discounts
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  • Description

1982-1985 Automatic Transmission 700R4 Shift Improver Kit

Our C4 Corvette Automatic Shift Improver Kits are the easiest way to get the stout performance you've always wanted from your Automatic Transmission equipped C4 Corvette. Manufactured by B&M each Shift Improver Kit includes two modes of performance to select from: Heavy Duty, or Street/Strip. In an afternoon, you can turn your transmission into a B&M-tuned unit! Best of all, you don't even have to remove the transmission.

  • Does Not Require Transmission Removal
  • Two Modes of Performance
    • Heavy Duty
    • Street/Strip


Also known under these part numbers:

  • 70235