Looking for the best TH-350 non-lockup transmission rebuild kits? We’ve got you covered with a curated list of top-quality options to revitalize your transmission and ensure smooth, powerful shifts.
Revitalize your TH-350 transmission with the best rebuild kits on the market. Whether you’re tackling a classic restoration or upgrading for heavy-duty performance, these kits have you covered. Discover the perfect solution to bring your transmission back to life.
From high-quality clutches to premium gaskets, each kit is designed for reliability and durability. Say goodbye to leaks and hello to smooth, powerful shifts. These kits are tailored to meet the demands of any TH-350 transmission.
Easy installation, top performance, and long-lasting results await. Dive in to find the ideal rebuild kit for your needs.
List of Top 10 TH-350 Non-Lockup Transmission Rebuild Kits
| Image | Title | Best For | Price |
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TH350 TH350C Transmission Rebuild kit Heavy Duty Master Kit Stage 4 |
This heavy-duty master rebuild kit is perfect for truck owners, towing enthusiasts, and anyone who pushes their GM TH350 or TH350C transmission to the limit. Get ready for smoother shifts and unbeatable durability! |
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250/350 Transmission Rebuild Kit, Master Less Steels 1969-1979 |
This 250/350 Transmission Rebuild Kit is perfect for anyone looking to restore their classic vehicle’s transmission to peak performance. It’s ideal for DIY mechanics and restoration enthusiasts who want to use top-quality parts for a reliable rebuild. |
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BIGLKNM TH350 Transmission Seal Filter Kit; Automatic Transmission External Gasket Seal Reseal Kit for Turbo 350 TH350 TH350C Rebuild Kit |
This BIGLKNM TH350 Transmission Seal Filter Kit is perfect for anyone needing to fix a leaking Turbo 350 transmission. It’s designed for easy installation and ensures a tight seal for all THM-250, 250C, 350, 350C & 375B models. |
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TH350 Turbo 350 Transmission Raybestos Stage 1 Deluxe Rebuild Kit |
The TH350 Turbo 350 Transmission Raybestos Stage 1 Deluxe Rebuild Kit is perfect for street rods, tuner cars, and mild street strip applications. It’s also a great choice for heavy-duty applications that need to handle towing heavy loads and higher temperatures. |
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TH350 Turbo 350 Transmission Raybestos Stage 1 Master Level 2 Rebuild Kit |
The TH350 Turbo 350 Transmission Raybestos Stage 1 Master Level 2 Rebuild Kit is perfect for street rods, tuner cars, and mild street strip applications. It’s also an excellent choice for heavy-duty use, offering increased holding capacity and higher temperature resistance for towing heavy loads. |
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TH350 Turbo 350 Transmission Raybestos Stage 1 Red Less Steel Rebuild Kit |
This TH350 Turbo 350 Transmission Rebuild Kit is perfect for street rods, tuner cars, and mild street strip applications. It’s also a great choice for heavy-duty applications where you need to tow heavy loads. |
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TH350 Front & Rear Seal Kit Turbo 350 Transmission T350 |
This TH350 Front & Rear Seal Kit is perfect for anyone looking to restore their TH350 transmission to top working order. It includes new seals for the front pump and extension housing, ensuring a smooth and leak-free operation. |
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JEGS Transmission Filter And Gasket Kit | Fits TH-350 (Including Metric) Chevrolet, Buick, Oldsmobile, And Pontiac Transmissions | Includes Filter, Pan Gasket, And Filter Gasket |
This JEGS Transmission Filter and Gasket Kit is perfect for car owners who want to keep their vehicle running smoothly. It’s ideal for those with Chevrolet, Buick, Oldsmobile, or Pontiac cars that use a TH-350 transmission. If you’re doing fluid changes or valve body work, this kit has everything you need. |
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TH350 Turbo 350 Transmission Raybestos Stage 1 Master Rebuild Kit |
This TH350 Turbo 350 Transmission Raybestos Stage 1 Master Rebuild Kit is perfect for street rods, tuner cars, and mild street strip applications. It’s also a fantastic upgrade for heavy-duty applications like towing heavy loads! |
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TH350 Turbo 350 Transmission Raybestos Gen 2 Deluxe Level 2 Rebuild Kit |
This TH350 Turbo 350 Transmission Raybestos Gen 2 Deluxe Level 2 Rebuild Kit is perfect for racers and performance enthusiasts who demand the best for their automatic transmissions. If you’re looking for superior shifting and unmatched durability under extreme conditions, this kit is your winning ticket. |
Detailed Reviews
Discover the top 10 TH-350 Non-Lockup Transmission Rebuild Kits in this expert-curated guide. Each kit is handpicked for performance, durability, and value, ensuring you find the perfect match for your needs. Whether you’re upgrading or repairing, this guide makes your choice simple and confident.
1. TH350 TH350C Transmission Rebuild kit Heavy Duty Master Kit Stage 4

The TH350 TH350C Transmission Rebuild Kit is a complete solution for your transmission needs. This Stage 4 Heavy Duty Master Kit includes everything you need for a full overhaul. It’s perfect for those looking to upgrade their transmission performance.
This kit features Alto HEG High-Energy Frictions, designed to handle heat and load. It ensures smooth shifts under pressure, making it ideal for trucks and high-stress street use.
With a Full-Ring Front Band and an Alto Red Stripe Modulator, this kit has no filler parts. It is compatible with TH350 & TH350C GM Transmissions from 1969 to 1986, ensuring a leak-free build.
| Pros | Cons |
|---|---|
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Perfect For:
This heavy-duty master rebuild kit is perfect for truck owners, towing enthusiasts, and anyone who pushes their GM TH350 or TH350C transmission to the limit. Get ready for smoother shifts and unbeatable durability!
Ready to Purchase?
2. 250/350 Transmission Rebuild Kit, Master Less Steels 1969-1979

Revitalize your classic! This 250/350 Transmission Rebuild Kit is built for 1969-1979 models. It’s your key to a smoother ride.
This kit features top-quality parts from trusted brands. You’ll get an overhaul kit with all the essential gaskets and seals. Plus, a premium Raybestos friction clutch pack is included.
Get your transmission back in top shape. This kit ensures reliable performance for your vehicle.
| Pros | Cons |
|---|---|
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Perfect For:
This 250/350 Transmission Rebuild Kit is perfect for anyone looking to restore their classic vehicle’s transmission to peak performance. It’s ideal for DIY mechanics and restoration enthusiasts who want to use top-quality parts for a reliable rebuild.
Ready to Purchase?
3. BIGLKNM TH350 Transmission Seal Filter Kit; Automatic Transmission External Gasket Seal Reseal Kit for Turbo 350 TH350 TH350C Rebuild Kit

Keep your Turbo 350 transmission running smoothly with the BIGLKNM TH350 Transmission Seal Filter Kit! This kit is designed for a perfect fit on all THM-250, 250C, 350, 350C, and 375B transmissions, ensuring easy installation and reliable performance.
Say goodbye to annoying leaks with this expertly crafted seal kit. Made from long-lasting materials, including fluoro rubber O-rings, it’s built to withstand high temperatures and corrosion, guaranteeing a tight seal that won’t let you down.
This essential kit includes everything you need. Get your transmission sealed. Enjoy a leak-free drive.
| Pros | Cons |
|---|---|
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Perfect For:
This BIGLKNM TH350 Transmission Seal Filter Kit is perfect for anyone needing to fix a leaking Turbo 350 transmission. It’s designed for easy installation and ensures a tight seal for all THM-250, 250C, 350, 350C & 375B models.
Ready to Purchase?
4. TH350 Turbo 350 Transmission Raybestos Stage 1 Deluxe Rebuild Kit

The TH350 Turbo 350 Transmission Raybestos Stage 1 Deluxe Rebuild Kit is a top-quality solution for your transmission needs. It includes high-quality clutches made in the USA by Raybestos. This kit is perfect for performance and heavy-duty applications.
It features premium Transtec gaskets and Raybestos Stage 1 Red Friction Plates. The kit also includes Kolene steel plates, filter, band, and bushing kit. These components work together to enhance your transmission’s performance.
This rebuild kit is ideal for street rods and tuner cars. It can handle the demands of mild street strip applications. With this kit, you’ll get reliable and durable performance for your vehicle.
| Pros | Cons |
|---|---|
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Perfect For:
The TH350 Turbo 350 Transmission Raybestos Stage 1 Deluxe Rebuild Kit is perfect for street rods, tuner cars, and mild street strip applications. It’s also a great choice for heavy-duty applications that need to handle towing heavy loads and higher temperatures.
Ready to Purchase?
5. TH350 Turbo 350 Transmission Raybestos Stage 1 Master Level 2 Rebuild Kit

The TH350 Turbo 350 Transmission Raybestos Stage 1 Master Level 2 Rebuild Kit offers top-notch quality with American-made clutches from Raybestos. It includes everything you need for a complete rebuild, ensuring your transmission performs at its best.
This kit features high-quality friction plates, steel plates, a filter, and gaskets. It’s perfect for both performance and heavy-duty applications. Choose this rebuild kit for reliability and strength.
| Pros | Cons |
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Perfect For:
The TH350 Turbo 350 Transmission Raybestos Stage 1 Master Level 2 Rebuild Kit is perfect for street rods, tuner cars, and mild street strip applications. It’s also an excellent choice for heavy-duty use, offering increased holding capacity and higher temperature resistance for towing heavy loads.
Ready to Purchase?
6. TH350 Turbo 350 Transmission Raybestos Stage 1 Red Less Steel Rebuild Kit

The TH350 Turbo 350 Transmission Raybestos Stage 1 Red Less Steel Rebuild Kit is designed for high performance. It includes high-quality clutches made in the USA and a premium gasket kit. This rebuild kit has everything you need for a reliable transmission overhaul.
This kit features Raybestos Stage 1 friction plates and seals that enhance both performance and durability. It is perfect for street rods and heavy-duty applications.
| Pros | Cons |
|---|---|
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Perfect For:
This TH350 Turbo 350 Transmission Rebuild Kit is perfect for street rods, tuner cars, and mild street strip applications. It’s also a great choice for heavy-duty applications where you need to tow heavy loads.
Ready to Purchase?
7. TH350 Front & Rear Seal Kit Turbo 350 Transmission T350

Revitalize your TH350 transmission with this essential front and rear seal kit. It’s a direct replacement for worn-out seals. Keep your transmission running smoothly.
This kit includes the CT3994 front pump seal and extension housing seal. They are brand new and ready to install.
Prevent leaks and restore optimal performance. This is a must-have for any TH350 rebuild or repair.
| Pros | Cons |
|---|---|
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Perfect For:
This TH350 Front & Rear Seal Kit is perfect for anyone looking to restore their TH350 transmission to top working order. It includes new seals for the front pump and extension housing, ensuring a smooth and leak-free operation.
Ready to Purchase?
8. JEGS Transmission Filter And Gasket Kit | Fits TH-350 (Including Metric) Chevrolet, Buick, Oldsmobile, And Pontiac Transmissions | Includes Filter, Pan Gasket, And Filter Gasket

Keep your transmission running smoothly with this essential kit. It’s a must-have for vehicle longevity. Ensure peak performance with this simple solution.
This kit is perfect for fluid changes and valve body maintenance. It includes everything you need: a filter, a pan gasket, and a filter gasket.
Crafted with high-quality components, this kit guarantees reliable and durable operation. It’s designed to fit TH-350 transmissions from Chevrolet, Buick, Oldsmobile, and Pontiac.
| Pros | Cons |
|---|---|
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Perfect For:
This JEGS Transmission Filter and Gasket Kit is perfect for car owners who want to keep their vehicle running smoothly. It’s ideal for those with Chevrolet, Buick, Oldsmobile, or Pontiac cars that use a TH-350 transmission. If you’re doing fluid changes or valve body work, this kit has everything you need.
Ready to Purchase?
9. TH350 Turbo 350 Transmission Raybestos Stage 1 Master Rebuild Kit

The TH350 Turbo 350 Transmission Raybestos Stage 1 Master Rebuild Kit is a high-quality solution for your transmission needs. It includes premium parts made in the USA, ensuring top performance and durability.
This kit features Raybestos Stage 1 Red Friction Plates, Kolene Steel Plates, and sealing rings. It’s perfect for street rods, tuner cars, and heavy-duty towing.
| Pros | Cons |
|---|---|
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Perfect For:
This TH350 Turbo 350 Transmission Raybestos Stage 1 Master Rebuild Kit is perfect for street rods, tuner cars, and mild street strip applications. It’s also a fantastic upgrade for heavy-duty applications like towing heavy loads!
Ready to Purchase?
10. TH350 Turbo 350 Transmission Raybestos Gen 2 Deluxe Level 2 Rebuild Kit

Unleash the power of your TH350 transmission with the Raybestos Gen 2 Deluxe Level 2 Rebuild Kit! This kit is engineered for peak performance, ensuring your transmission can handle the demands of racing. It’s built with top-tier components for unmatched reliability.
Experience superior shifting. Get lightning-fast engagement. Dominate the track with unbeatable durability.
Featuring high-quality clutches made in the USA by Raybestos, this kit includes everything you need for a professional-grade rebuild. Get ready for winning performance with clutches that outlast and outperform the competition.
| Pros | Cons |
|---|---|
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Perfect For:
This TH350 Turbo 350 Transmission Raybestos Gen 2 Deluxe Level 2 Rebuild Kit is perfect for racers and performance enthusiasts who demand the best for their automatic transmissions. If you’re looking for superior shifting and unmatched durability under extreme conditions, this kit is your winning ticket.
Ready to Purchase?
Buying Guide
Revitalize your TH-350 transmission with the best rebuild kits. Whether restoring a classic or upgrading for performance, these kits deliver. Find the perfect match for your needs.
Engaging Experience:
Imagine your transmission shifting smoothly, no leaks, and peak performance. These kits make it possible. Dive in to discover the ideal rebuild solution for your TH-350.
Factors to Consider When Buying:
– Compatibility: Ensure the kit fits your TH-350 model and year. Check for specific transmission types like TH350 or TH350C.
– Quality of Parts: Look for high-quality clutches, premium gaskets, and durable seals from trusted brands like Raybestos or Alto.
– Performance Needs: Choose a kit tailored for heavy-duty, street, or racing use. Stage 1 kits are great for daily driving, while Stage 4 handles extreme conditions.
– Ease of Installation: Opt for kits with clear instructions and all necessary components for a hassle-free rebuild.
– Leak Prevention: Prioritize kits with fluoro rubber O-rings and tight seals to eliminate leaks.
– Longevity: Select kits made from corrosion-resistant and heat-resistant materials for lasting performance.
– Budget: Balance cost with quality. Investing in a premium kit saves money on future repairs.
– Brand Reputation: Stick with trusted brands known for reliability and performance.