Install: B&M Shift Improver Kit 30262 for 1968-81 GM TH350 Automatic Transmissions
B&M Shift Improver kits are the easiest way to get the stout performance you've always wanted out of your automatic transmission. All you need are some hand tools and an afternoon, and you can turn your transmission into a B&M-tuned unit. Each kit has two stages to fit your needs: RV/Towing and Street/Strip.
NOTE: This is a stocking item.