1940-1948 Chevy Car Master Cylinder & Frame Rail Mount
Frame Position, Disc/Drum Brake System Type, Reverse Master Cylinder Mount Type
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The ideal combination for a clean and simple 1940-1948 Chevy passenger car brake system. The 1" bore master cylinder is suitable for 4-wheel disc or disc/drum brake setups. The bracket can be bolted or welded to the left frame rail (boxed or stock).
Kit includes a dual feed master cylinder, frame bracket, steel pedal arm that can be easily modified for driver comfort and hardware.
Brake System Builders Tip (Link)
Learn more about selecting the proper master cylinder for your vehicle by reading our tech article. Brake System Selection.
Item DetailsFrame Rail Pedal Mount
916-31948 Instructions (PDF)
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What's In The Kit
Brake Pedal 40-48 Chevy FRMPart # 91631948-1Qty x 1
Speedway Dual Feed Brake Master Cylinder, 1 Inch Bore, Disc/DrumPart # 91031420Qty x 1
Brake Pedal Pad, Round, RubberPart # 91031200Qty x 1
Bolt & Nut Set/35+ Brake PedalPart # 91631935-2Qty x 1
Threaded Steel Weld Bung Fitting, 1/4 Inch NPT FemalePart # 6176702Qty x 1
Replacement Pushrod for Manual Master CylinderPart # 91631946Qty x 1
Q & A
Tim talks about why using a new pedal assembly may be better for your project than the original pedal assembly.
Check out the 410 sprint car brake installation and bleeding the brakes! We're making serious progress on our build.
Tim talks about brake booster adjustment.
Learn how to bench bleed a new master cylinder. Removing the air before installation is critical. Our video tutorial will walk you through the process.
Power brake boosters offer lower pedal effort and better braking characteristics, but which one is right for your hot rod, muscle car, or truck? We take the guesswork out of that question with our latest buyer's guide.
In this Tech Tip, John makes a few suggestions for a customer looking to update the braking system on his ’51 Deluxe.
Follow this guide to learn how the change of bore size on a master cylinder affects a four-wheel disc brake system. View the conversion chart to figure the total bore area for your brake setup.