Customer Appreciation Week 2026

429-460 Ford Steel Main Girdles

Customer Appreciation Week 2026

429-460 Ford Steel Main Girdles
Speedway Motors

|

#57594600

429-460 Ford Steel Main Girdles

  • Steel main girdle to increase the strength of the bottom end
  • Includes 5140 steel studs, nuts and spacers
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$195.99

/each

In Stock

$217.99

Save $22.00


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Product Summary

  • Steel main girdle to increase the strength of the bottom end
  • Includes 5140 steel studs, nuts and spacers
See more details

Key Specs

MFG. Part #57594600
BrandSpeedway Motors
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Need To Know

Need help?

855.313.9176
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Return Policy

Speedway Motors 57594600 Details

Stock Ford big blocks don't have four bolt main caps so we recommend using our steel main girdle to increase the strength of the bottom end. Includes 5140 steel studs, nuts and spacers. 

Speedway Motors 57594600 Specifications

KEY SPECS
MFG. Part #57594600
BrandSpeedway Motors

Ratings & Reviews

4.6

5 Reviews

Overall Assessment

Customers express satisfaction with the product's durability and fit, relevant for bolstering motor strength. The product’s cost-effective nature and sound construction are appreciated. However, note that additional adjustments might be essential for a perfect fit. Despite this, customers recommend the product for its quality and efficiency compared to others on the market.

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4.6

5 reviews

5

4

4

0

3

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Great Product

5.0

7 years ago

Larry

Kansas City

Verified

Bought in conjunction with a 545 stroker kit. Fit perfectly and great peace of mind on my two bolt main 1969 429 Thunderjet block

Would Recommend

Will only have to buy one

5.0

7 years ago

Builder

Colorado

Verified

Once the proper clearances are met, this should be the only girdle I will have to purchase in order to add strength to the bottom end of my motor. I will be recommending this product to people I know.

Would Recommend

I have bought this girdle a second time since it showed good

5.0

8 years ago

JC

Delaware

Verified

Girdle was reasonable in cost and constructed well

Would Recommend

extra parts needed

3.0

10 years ago

dude

Racine ,Wi

Verified

Required lots of grinding to fit. Kit did not come with enough washers to clear the main caps.

Would Recommend

great product for the price Thanks !

5.0

11 years ago

jojowr

Undisclosed

Buy it ,worked great,very little trimming on oil pump ,if u purchased this u will know what to look for ,

Would Recommend

Showing 5 of 5 reviews

Questions & Answers

4 Questions • 5 Answers

Can I use my stock rear sump oil pan

by Tim

• 10 years ago

1 answer

View Answer

will it clear a 4.5 inch stroker rotating assembley?

by crazey cory

• 10 years ago

1 answer

View Answer

does this girdle go between the caps block or on top of the caps?

by Austin20

• 11 years ago

2 answers

View Answers

How thick is the girdle? What is the stud strength?

by

• 14 years ago

1 answer

View Answer

4 of 4 questions shown

Fitment

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

  • 429 Ford 385 Series Big Block V8

Customer Impersonation Script