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Product Summary

Universal Fit, 4.50" Overall Length, Aluminum, Natural

  • Plate will allow you to bolt your booster to your existing 2-bolt master cylinder mount
  • Premium heavy-duty aluminum construction for consistent performance and reliability
  • Fits boosters with four bolts on 3-3/8" centers
  • Fits master cylinder mounts with 3-1/4" or 3-3/8" centers
  • Length 4.50", width 4.50", thickness 1.00"
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Key Specs

MFG. Part #91031402
BrandSpeedway Motors
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Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 91031402 Details

If your car currently has manual brakes and you want power brakes, you have to build a new mount for the brake booster. With this plate you will be able to bolt your booster to your existing 2-bolt master cylinder mount.

Fits boosters with four bolts on 3-3/8" centers. Fits master cylinder mounts with 3-1/4" or 3-3/8" centers.

Speedway Motors 91031402 Specifications

KEY SPECS
MFG. Part #91031402
BrandSpeedway Motors
GENERAL
Overall Length4.50"
Overall Width4.50"
Overall Thickness1.00"
Inside Diameter2.20"
Bolt Hole Pattern3.38" x 3.38"
Thread Pitch3/8"-24
Material TypeAluminum
FinishNatural
Sold in QuantityEach
NotesFits M.C. mounts with 3.25" or 3.38" centers. Four mounting holes with 3.38" spacing, recessed .50".

Ratings & Reviews

5

36 Reviews

Overall Assessment

Customers praised the product for its high-quality build, easy installation, and excellent fit. It was lauded as a useful adaptor for converting manual brakes to power brakes. The product facilitated easier mounting and solved fitting problems in various vehicles. Its raw aluminum finish allowed for customization, though some wished for a brighter finish. Customers appreciated the adaptor's practicality and would buy it again for future car projects. Its heavy-duty nature and potential for using as a power brake booster were also highlighted. Users recommended it for its time-saving feature in brake conversion projects.

5

36 reviews

5

35

4

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Just what I needed

5.0

4 years ago

Jimmy

Townley,Al

Verified

Good quality

Would Recommend

Worked great as t

5.0

4 years ago

1966 cool chevy

Iowa

Verified

Had to drill out factory holes then bolted the bracket to the booster then bolted right on

Would Recommend

Great item

5.0

4 years ago

Mix

Louisiana

Verified

Built great

Yes I would worked great

5.0

4 years ago

George

Kenosha Wisconsin

Verified

Awesome fit easy to mount an use

Would Recommend

Great product would buy agine

5.0

4 years ago

Spike

Baker Fl

Verified

It did just what I wanted

Would Recommend

For sure I would buy again

5.0

4 years ago

Webbie

alpharetta, ga

Verified

upgrading from manual brakes to power. works great

Would Recommend

Worked very well

5.0

5 years ago

Paul

Pearl, IL

Verified

adapter made the job much easier

Would Recommend

I would use speedway motor again

5.0

5 years ago

Dick

Cincy Ohio

Verified

Installed on my 1948 chev truck. Power brake booster and swing pedal. Steering column out of chev van. All fit great. Thanks for your shipping efforts.

Exactly the part I needed

5.0

5 years ago

Doug

Papillion, NE

Verified

I was struggling with getting parts to match up and drilling holes through the firewall. I thought I would need to fabricate my own part. I'm not a fan of the aluminum finish because I have a chrome power booster, so I sent it out to get chrome plating. (it makes the simple piece pretty expensive.

Would Recommend

have not used yet.

5.0

5 years ago

max

30062

Verified

Not used yet.

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