Description: Versatile Application: Suitable for both power and manual brake systems, these master cylinders can be installed in a variety of applications thanks to 3/8"-24 IFF outlet ports on both sides and included plugs for unused ports., OE Specification Design: High-tech Corvette-style master cylinders designed using OE specifications and 100% tested for quality assurance, promising reliable performance., Perfect for Disc/Drum Combos: With a 1" bore, these master cylinders are ideal for disc/drum combinations, providing the right balance of power and control for your braking system., Flexible Installation: Features a compact design for installation under the floor or on the firewall, and a unique design with a mating flange that accommodates applications requiring 3-1/8” through 3-3/8” bolt patter Universal Power/Manual Master Cylinder, 1 Inch Bore Sku # 91031445 Mfr. Part # 91031445 Condition New Brand Speedway Motors Sold Each Details Info These high-tech Corvette-style master cylinders were designed using OE specifications and 100% tested. They have a 1" bore and are suited for disc/drum combinations. Each master cylinder is ported on both the left and right sides, allowing for installation in many different applications. This exclusive design features a mating flange that works with applications requiring 3-1/8” through 3-3/8” bolt patterns. These master cylinders will work with manual or power brake systems and can be quickly changed with the included adapter pin to plug the deep well. The wide body and low profile gives this master cylinder the clearance you need when installing in tight areas and yet it maintains a large volume of fluid necessary for 2 and 4 wheel disc brake applications. 1" bore 3/8"-24 IFF outlet ports on both sides Plugs are included for the unused ports Mount spacing is 3-3/8", accommodates 3-1/8" applications Works with power or manual brake systems Compact, for installation under the floor or on the firewall Suited for either disc/disc or disc/drum combinations Stroke of this master cylinder is approximately 1-1/16" Has a piston adaptor that will allow for power or manual applications Learn more about selecting the proper master cylinder for your vehicle by reading our tech article. Charts (JPG) Installation Tips Pushrod to mounting flange is 5.5". Two 3/8"-24 IFF outlet ports on both sides of the cylinder. Plugs are included for the unused ports. Works with both manual or power brake setups. Steel and brass plugs available: steel, brass. Specs Sold in Quantity Each Finish Natural Reservoir Type Integral Master Cylinder Bail Type Double Bail Wire Zinc Lid Outlet Fitting 3/8"-24 IFF Centerline of Holes 3.38 Overall Height 4.75 Notes Bowl Design Dual Reservoir Included Yes Master Cylinder Cap Included Yes MFG. Part # 91031445 Overall Width 4.5 Mounted Length 8 Brake System Type Disc/Drum Outlet Count Tandem/Both Sides Master Cylinder Material Steel Master Cylinder Bore Size 1 Inch Stroke 1.0625 Number of Mounting Holes Two Master Cylinder Usage Brake Reviews Product worked perfect. Rated by Lew on January 26, 2022 Summary: Used it on a 39 Buick street rod. Yes, I recommend this product. Yes Rated by S coz on September 21, 2021 Summary: Nice and low profile for underneath my 48 Ford Yes, I recommend this product. Product was exactly as specified Rated by Mongoose on September 13, 2021 Summary: Piston is working very smoothly Yes, I recommend this product. Great master cylinder Rated by lime 54f100 on August 30, 2021 Summary: Changed my 54 f100 from power drum brakes to power disc and used this master cylinder. Bolted right up to my exciting brake booster. Cons: none Pros: Fit just like the one i was replacing Yes, I recommend this product. Great price Rated by Spike on June 09, 2021 Summary: Put in a streetrod Yes, I recommend this product. Related Items / Suggested Parts Power/Manual Master Cylinder, 1-1/8 Inch Bore OTB Gear 6437 Master Cylinder Conversion Top OTB Gear 6438 Master Cylinder Conversion Top for Brake Fluid Reservoir Dual Outlet Master Cylinder Stainless Steel Dual Brake Line Kit Dual Outlet Master Cylinder Steel Dual Brake Line Kit Replacement Pushrod for Manual Master Cylinder Tech Support We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through eBay Messaging and a knowledgeable Speedway Motors team member will be happy to help. About Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 71 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.
Price: 64.99 USD
Location: Lincoln, Nebraska
End Time: 2023-11-27T13:04:21.000Z
Shipping Cost: 0 USD
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Item Specifics
Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Return policy details:
Brand: Speedway Motors
Type: Master Cylinders
Manufacturer Part Number: 91031445
Universal Fitment: Yes
California Prop 65 Warning: True