1977 B&M Transmissions

Shift Improver, Chevy, TH350, Each

Part Number: BMM-30262

4.72 out of 5 stars ( 25 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, GM, TH400, TH375, M40, Each

Part Number: BMM-20260

4.8 out of 5 stars ( 15 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, Ford, C-6, Each

Part Number: BMM-40262

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Automatic Transmission Kickdown Kit, Carburetor/Fuel Injection, Buick, Chevy, Oldsmobile, Pontiac, TH350, Kit

Part Number: BMM-30287

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, Ford, C-4, Each

Part Number: BMM-50262

2.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

Shift Improver, Chrysler, 727, A-904, Each

Part Number: BMM-10225

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Shift Improver, Chrysler, 727, A-904, Each

Part Number: BMM-10226

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Transmission Filter Extension, Cast Aluminum, for BMM-30280/BMM-30289, Each

Part Number: BMM-30284

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Transmission Filter Extension, Cast Aluminum, for BMM-10280, Each

Part Number: BMM-10279

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Special Order