Menu

Shop

Garage

Cart

Account

Product Summary

Universal Fit, 3.45" Overall Thickness, Steel, Black

  • Single diaphragm power booster
  • Fits in many tight under-floor installations
  • Excellent for '35-'40 Ford
  • Durable Black powder coated finish
  • Get the most stopping power out of your braking system
See more details

Key Specs

MFG. Part #91031433
Outside Diameter7"
Material TypeSteel
FinishPowder Coated
ColorBlack
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 91031433 Details

  • Single diaphragm power booster
  • Fits in many tight under-floor installations
  • Excellent for '35-'40 Ford
  • Durable black powder coated finish
  • 3-3/8" Bolt Pattern (Firewall Side)
  • 3-3/8 Center to Center Bolt Hole (Master cylinder Side)
  • Uses adjustable pin

 

Learn more about selecting the proper brake booster for your vehicle by reading our tech article.Brake System Selection.

**Note** These boosters will work on a variety of GM, Ford, Trucks, & Passenger Cars. When ordering an universal brake booster please make sure you have the correct brackets or pedal assembly for your application.

 

Will need adjustable pedal rod extension & the correct clevis for your application

Charts

Speedway Motors 91031433 Specifications

KEY SPECS
MFG. Part #91031433
BrandSpeedway Motors
Outside Diameter7"
Material TypeSteel
FinishPowder Coated
ColorBlack
GENERAL
Overall Thickness3.45"
Bolt Hole Pattern3.38" x 3.38"
Centerline of Holes3.38"
Brake Booster TypeVacuum Diaphragm Single
Sold in QuantityEach

Ratings & Reviews

4.4

7 Reviews

Overall Assessment

Customers appreciate the product's quality appearance and functionality. It's praised for its universal fitting and adaptability, proven by successful installs on various vehicle models, including custom automotive powered trikes and a '58 Fairlane. The product's durability and resilience are highlighted, denoted by its robust powder coating. Users commend the product's practicality, implementing it even in constricted spaces. However, accuracy in product measurement details is encouraged to avoid unfit situations. Overall, users would repurchase, detailing its capacity to outperform competitors.

4.4

7 reviews

5

4

4

2

3

1

2

0

1

0

Filter by Ratings

Better than painting it. Looks great

5.0

3 years ago

Dirty Dave

Eugene Oregon

Verified

It will be some time before I get to this part of the project, but it is on the shelf waiting

Would Recommend

It work for what I needed

4.0

4 years ago

Bones

Indy

Verified

It fit in the space I had

This product looks good, fits well and functions properly

5.0

5 years ago

Theo the trike guy

Jersey

Verified

Added power brakes to my custom automotive powered trike. Fitted in tight space and powder coating should keep it in good shape in exposed location.

Would Recommend

I would buy again

4.0

7 years ago

Freddiestoys

Charlotte, NC

Verified

This is a great universal fit. I had a specific fit and had to shorten the shaft and add a Ford eyelet.

Would Recommend

My58Fairlane

5.0

9 years ago

Pickup36

NM, CT

Verified

The booster is intalled on my 58 Fairlane. I had t fab an adapter bracket to clear the shifter linkage... but thats was expected.

Would Recommend

great product and well made

5.0

10 years ago

abe

merced

Verified

used it my 40 chevy coupe

Would Recommend

this product didnt fit

3.0

11 years ago

dunebuggy

Allen, TX, USA

Verified

no measurements in catalog description, so i assumed same as other 7" booster. was different so didnt fit my application.

Would Recommend

Showing 7 of 7 reviews

Customer Impersonation Script