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3/4 Inch Bore Clutch and Small Brake Master Cylinder Kit, DOT 3 & 4 Compatible, Includes Fittings and Thread Pushrod, Suitable for Hydraulic Clutch
BHD 47
Price Details
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Upgrading to a hydraulic clutch solves all of these issues and provides a better, easier to modulate clutch pedal feel
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What Stands Out
Product Details
- Versatile Use: The 3/4" bore size is perfect for many release bearings and slave cylinders, making this master cylinder ideal for various clutch and small brake applications.
- Universal Connection: Comes with a 3/8"-24 inverted flare fluid outlet fitting, enabling common 3/16" brake lines to be connected without hassle.
- Easy Assembly: The product includes a 5/16"-24 thread pushrod, enabling seamless connection to a pedal assembly or clevis.
- Space-Efficient Design: With its lightweight and compact design, this master cylinder easily fits into tight spaces, offering a convenient alternative to full-sized master cylinders.
- Compatibility: This master cylinder works with pedal assembly part numbers 83534013833, 83534013834, 83534013574 and more, making it a versatile component for your hydraulic clutch conversion.
Product Technical Details
| Manufacturer | Speedway Motors |
| Brand | Speedway Motors |
| Model | Speedway Motors |
| Item Weight | 2 pounds |
| Product Dimensions | 9 x 5 x 3 inches |
| Item model number | 91025680 |
| Exterior | Natural |
| Manufacturer Part Number | 91025680 |
| Position | Center |
What's in the box
Includes product as described
Who Should Buy?
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Hydraulic Conversion Users
Ideal for those retrofitting vehicles with hydraulic clutch systems for improved performance and reliability.
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Space-Conscious Installers
Perfect for mechanics needing a compact design to optimize limited installation space and maintain vehicle aesthetics.
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DOT Compliance Enthusiasts
Suitable for users looking for components that meet DOT 3 & 4 standards for safety and compatibility.
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Non-Hydraulic Systems
Not suitable for vehicles that operate on cable or other non-hydraulic clutch systems, as performance will be inadequate.
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High-Power Applications
May not handle extreme power demands effectively, making it unsuitable for high-performance or racing vehicles.
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DIY Novices
Potentially challenging for inexperienced users lacking mechanical knowledge, as installation requires specific skills and tools.
Product Description
About This Item
Introducing our 34 Inch Bore Clutch and Small Brake Master Cylinder Kit, specially designed for hydraulic clutch conversions. Whether you're upgrading your clutch system or replacing worn-out components, this kit is the perfect solution. Our clutch master cylinder kit is compatible with DOT 3 & 4 fluids, ensuring reliable performance and optimum safety. It includes fittings and a thread pushrod, making installation a breeze.
One of the standout features of this kit is its compact design. We understand the importance of space optimization, especially in vehicles with limited room under the hood. Rest assured, this kit won't take up unnecessary space or interfere with other components. The high-quality construction of our clutch master cylinder ensures durability and longevity.
You can count on this kit to withstand the harshest conditions, providing years of reliable service. Not only does our kit offer exceptional functionality, but it also offers a hassle-free installation process. With the included instructions, even if you're not a mechanical expert, you'll be able to install this kit and get your vehicle back on the road in no time. Upgrade your clutch system with confidence. Choose our 34 Inch Bore Clutch and Small Brake Master Cylinder Kit for its superior performance, compact design, and easy installation.
Order yours today and experience the difference it makes in your driving experience.
Customer Questions & Answers
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Question:
What is included in the 34 Inch Bore Clutch and Small Brake Master Cylinder Kit?
Answer: The kit includes a 34 inch bore clutch master cylinder, a small brake master cylinder, necessary fittings, and a thread pushrod. This all-in-one package provides the essential components you need for a hydraulic clutch system, ensuring compatibility with DOT 3 and 4 brake fluids. The specific inclusion of fittings and pushrod means you won’t need to purchase any additional parts, making installation straightforward for various motorcycle or automotive applications. -
Question:
Is this clutch and brake master cylinder kit compatible with all vehicles?
Answer: While the kit is suitable for many applications, it is designed primarily for hydraulic clutch systems in motorcycles and specific automotive configurations. To confirm compatibility, it’s best to check your vehicle's specifications or consult with a professional. This ensures that you are pairing it effectively with other hydraulic components, maximizing performance and safety. -
Question:
What are DOT 3 and DOT 4 fluids, and why are they important?
Answer: DOT 3 and DOT 4 are standard classifications for brake fluids that specify characteristics related to safety and performance. DOT 3 is glycol-based, while DOT 4 includes borate esters for better moisture resistance. Using the correct fluid ensures optimal performance, prevents brake fade, and promotes longevity. Since this kit is compatible with both, you have flexibility in choosing the right fluid based on your vehicle’s existing setup. -
Question:
How do I install the clutch and brake master cylinder kit?
Answer: Installation requires basic mechanical skills and tools. Start by removing the old master cylinders and cleaning the fittings. Then, position the new clutch and brake master cylinders, connect the fittings securely, and attach the pushrod to the pedal or lever. Ensure everything is tightened and sealed properly to prevent leaks. For detailed instructions, consulting the manufacturer’s guide or seeking professional help is advisable. -
Question:
What types of vehicles can I use this kit on?
Answer: This kit is ideal for a variety of vehicles, especially those equipped with hydraulic clutches like certain motorcycles and performance cars. It's particularly useful in applications where enhanced responsiveness is required. If you're looking to improve your vehicle's braking and clutch performance, this kit serves as an excellent upgrade for compatible models. -
Question:
Can I use this kit for off-road vehicle applications?
Answer: Yes, this kit is suitable for off-road applications but ensure your vehicle's specifications match those of the kit. Off-road vehicles often demand high durability and reliability from braking systems, and using DOT 3 or 4 fluids maintains performance under harsh conditions. Users commonly upgrade their off-road vehicles with this kit to enhance their hydraulic clutch responsiveness. -
Question:
What maintenance is required for the clutch and brake master cylinder kit?
Answer: Regular maintenance involves checking for fluid levels, inspecting for leaks, and ensuring all fittings are securely attached. It’s also wise to replace brake fluid periodically, as it absorbs moisture over time, affecting performance. Keeping the system clean and free of debris will ensure smooth operation and extend the lifespan of the components. -
Question:
How does this kit improve clutch and brake performance?
Answer: This kit enhances performance by providing precise fluid control between the clutch lever and cylinder, minimizing the risk of delay in engagement. The 34 inch bore design optimizes pressure, allowing for quicker responses and smoother operation. Users often report increased confidence during shifting, especially in performance-oriented driving or racing scenarios, reinforcing overall vehicle handling. -
Question:
What is the difference between a clutch master cylinder and a brake master cylinder?
Answer: The clutch master cylinder is designed to disengage the clutch, while the brake master cylinder operates the braking system. They serve different functions but both are critical in ensuring vehicle control. This kit combines both to provide comprehensive solutions for hydraulic actuation, streamlining installation and addressing both systems simultaneously, ideal for custom builds or upgrades. -
Question:
Where can I buy the 34 Inch Bore Clutch and Small Brake Master Cylinder Kit?
Answer: You can purchase the 34 Inch Bore Clutch and Small Brake Master Cylinder Kit on Ubuy, which offers a reliable platform for finding this specialized automotive component. Ubuy provides a wide variety of automotive parts and accessories, ensuring that you receive the right kit tailored for your specific needs.
Speedway Motors Primary Cylinders 91025680 Editorial Review
The 34 Inch Bore Clutch and Small Brake Master Cylinder Kit is a high-performing and easy-to-install kit that delivers smooth clutch engagement and excellent brake performance. The fittings and thread pushrod included in the kit make installation a breeze, and the kit is compatible with both DOT 3 and DOT 4 brake fluids. The build quality of the kit feels sturdy and durable, ensuring long-lasting performance. Overall, this kit is suitable for hydraulic clutch systems and provides reliable performance.
Customer Reviews & Ratings
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5 Star
68%
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4 Star
19%
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3 Star
7%
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2 Star
6%
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1 Star
0%
Review this product
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Pros
- Smooth clutch engagement
- Excellent brake performance
- Easy installation with included fittings and thread pushrod
- Compatible with DOT 3 and DOT 4 brake fluids
- Solid build quality, feels durable
Cons
- No negative feedback provided by customers
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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BHD 47
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Features & Benefits
- Lightweight, space-saving alternative to full-size master cylinders
- Fits popular clutch and small brake applications, 3/4-inch bore, and 1.4 oz. fluid reservoir
- 3/8-24 inverted flare fitting included and 5/16-24 threaded pushrod
- Perfect solution for hydraulic clutch conversion and makes it easy to fit into tight spaces
- Works with pedal assembly part numbers 83534013833, 83534013834, 83534013574 and more










