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Speedway Single Diaphragm Power Brake Booster, 7 Inch, Chrome Fin
Speedway Single Diaphragm Power Brake Booster, 7 Inch, Chrome Fin

Speedway Single Diaphragm Power Brake Booster, 7 Inch, Chrome Fin

3.75" Overall Thickness, 7.00" Outside Diameter, 3.38" x 3.38" Bolt Hole Pattern, Steel, Chrome

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Speedway Single Diaphragm Power Brake Booster, 7 Inch, Chrome Fin
Speedway Single Diaphragm Power Brake Booster, 7 Inch, Chrome Fin
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Part # UP91952
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  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.

Details

MFG. Part #:
91031450
Overall Thickness:
3.75"
Outside Diameter:
7.00"
Bolt Hole Pattern:
3.38" x 3.38"
Centerline of Holes:
3.38"
Material Type:
Steel
Finish:
Chrome
Sold in Quantity:
Each

Info

This is garage sale priced because it is not in new condition.

No Warranty, No Returns on Garage Sale Items    

 

These show-quality chrome 7" diameter boosters have a single diaphragm for use with lightweight cars. Accepts most power brake master cylinders.

  • Pushrod stud is 3/8" fine thread
  • Master cylinder studs are two 3/8" coarse studs across from each other on 3-3/8" centers
  • Booster is 3-3/4" thick

Booster Tech Tip (GIF)

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

Notes

Installation Note: Before installing the master cylinder onto the booster, you may need to make an adjustment.  The pushrod on the brake booster should protrude 1/16" from the face of the booster to insure proper engagement with the master cylinder.

Specs

 

  • 3-3/4" thick from master cylinder mount face to firewall mount face
  • 4" long firewall mount face to end of pushrod
  • Booster mounts to bracket or body with four bolt square pattern on 3-3/8" centers
  • Master cylinder studs are two 3/8" coarse studs across from each other on 3-3/8" centers
  • Opening of booster on master cylinder side for master cylinder snout or flange to fit into is 1.620"
  • Booster is 3-3/4" thick from mounting surface to mounting surface for master cylinder
  • Shaft coming out of booster for attachment to pedal arm is 3/8" fine thread
  • Outside diameter is 7"
Some parts are not legal for use in California or other states with similar laws/regulations

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