Skip to Product Info
    • B&M Master Overhaul Kit, TH350 Transmission 21042
    • B&M Master Overhaul Kit, TH350 Transmission 21042
    • BMM21042.jpg
    • 21042_01_P04_KIT.jpg
    • 21042_02_P01_KIT.jpg
    • 21042_03_P05_KIT.jpg
    • 21042_04_P05_KIT.jpg
    • 21042_05_P01_ANG.jpg
    • 21042_06_P01_ANG.jpg
    • 21042_01_P04_KIT.jpg
    • 21042_02_P01_KIT.jpg
    • 21042_03_P05_KIT.jpg
    • 21042_04_P05_KIT.jpg
    • 21042_05_P01_ANG.jpg
    • 21042_06_P01_ANG.jpg
    Sale!

    B&M Master Overhaul Kit, TH350 Transmission 21042

    Vendor: B&M
    Part Number: 21042
    Save $50
    Sale Price $399.95 Regular Price $449.95

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
    Payment & Security

    Secure, encrypted checkout. Card details go straight to the payment processor and are never stored by us.

    • Amazon
    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Venmo
    • Visa
    Share to:
    The Master Racing overhaul kits are supplied with all of the gaskets, seals, bushings, and friction material required for a complete high performance or racing trans overhaul. Does not come with transbrake gaskets or components.


    B&M Master Overhaul Kit, TH350 Transmission 21042


    Specifications:

    Brand B&M
    Bushings Included Yes
    California Proposition 65 Chemical Name Cadmium and cadmium compounds
    California Proposition 65 Required Yes
    Category Transmission
    Emission Code 5
    Gasket Included Yes
    OEM Valve Body Gaskets Included Yes
    part type Automatic Transmission Shift Kit
    Product Type Automatic Transmission Master Repair Kit
    Seals Included
    Sub Category Service Kits
    Brand B&M
    Bushings Included Yes
    California Proposition 65 Chemical Name Cadmium and cadmium compounds
    California Proposition 65 Required Yes
    Category Transmission
    Emission Code 5
    Gasket Included Yes
    OEM Valve Body Gaskets Included Yes
    part type Automatic Transmission Shift Kit
    Product Type Automatic Transmission Master Repair Kit
    Seals Included
    Sub Category Service Kits
    Description_INV MASTER OVERHAUL KIT TH350
    Description_ASC For use on GM Turbo-Hydramatic 350 automatic transmissions
    Description_DES Master Overhaul Kit, TH350 Transmission
    Description_EXT Master Overhaul Kit
    Description_MKT The Master Racing overhaul kits are supplied with all of the gaskets, seals, bushings, and friction material required for a complete high performance or racing trans overhaul. Does not come with transbrake gaskets or components.
    Description_FAB Great for rebuilding
    Description_FAB Instructions Not Included
    Description_FAB Includes Only OEM Valvebody Gaskets
    Description_FAB Complete High Performance or Racing Transmission Overhaul
    Description_INV MASTER OVERHAUL KIT TH350
    Description_ASC For use on GM Turbo-Hydramatic 350 automatic transmissions
    Description_DES Master Overhaul Kit, TH350 Transmission
    Description_EXT Master Overhaul Kit
    Description_MKT The Master Racing overhaul kits are supplied with all of the gaskets, seals, bushings, and friction material required for a complete high performance or racing trans overhaul. Does not come with transbrake gaskets or components.
    Description_FAB Great for rebuilding
    Description_FAB Instructions Not Included
    Description_FAB Includes Only OEM Valvebody Gaskets
    Description_FAB Complete High Performance or Racing Transmission Overhaul


    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

    Recently Viewed