Superior TH400 TH-400 65-up Automatic Transmission High Performance Posi Shift 2 Stage Pack Kit
OPT Product Code: SUP-20806-2$67.43
Product Details
SUPERIOR TH400 (1965-UP) POSI SHIFT 2 STAGE PACK Improves Your Automatic Transmission! Firms up 1-2 and 2-3 shifts. Works with 6 or 7 check ball cases. Improves overall performance. The Posi Shift 2 Stage Pac's are by far the easiest available way to step up transmission performance. Replaces worn out separator plate with the new special design plate.
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