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Product Summary

Universal Fit, 5/8"-20 Male Outlet Fitting

  • Intended to connect two Edelbrock (or Carter) four barrel carbs on a low rise 2x4 intake
  • Inlet fitting thread is 3/8" NPT female and there is a 1/8" NPT hole that can be used for a fuel pressure gauge
  • The outlets on this adjustable fuel log can be as close together as 6 1/2" and can extend as far apart as 8 7/8"
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Key Specs

MFG. Part #91011578
BrandSpeedway Motors
Outlet Fitting5/8"-20 Male
Inlet Fitting3/8" NPT Female
See more specs

Need To Know

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Speedway Motors 91011578 Details

This fuel line is intended to connect two Edelbrock (or Carter) four-barrel carbs on a low-rise 2x4 intake. The inlet fitting thread is 3/8" NPT female, and there is a 1/8" NPT hole that can be used for a fuel pressure gauge. The outlets on this adjustable fuel log can be as close together as 6-1/2" and can extend as far apart as 8-7/8". All of this carburetor fuel line is anodized blue, except for the central piece of braided stainless steel hose.

Speedway Motors 91011578 Specifications

KEY SPECS
MFG. Part #91011578
BrandSpeedway Motors
Outlet Fitting5/8"-20 Male
Inlet Fitting3/8" NPT Female

Ratings & Reviews

4.6

29 Reviews

Overall Assessment

The dual quad fuel line kit has received largely positive reviews for its quality, fit, and adjustability. Customers noted its good look when fitted on dual quad Carter or Edelbrock carbs, even on specific vehicle models like a Corvette. Its adaptive design allows for multiple re-installations and has the capacity to handle complex setups. However, some have experienced leaks at the carb after several removals and re-installs. It is comparable to the Edelbrock fuel runner but may require slight modifications to fit perfectly. Despite some minor reported issues with the blue finish quality, overall, users recommend this product for its functionality and aesthetic appeal.

4.6

29 reviews

5

21

4

5

3

2

2

0

1

1

Most Liked Positive Review

5.0

Excellent Product

This fuel line connection was perfect for my application. It being adjustable was a plus as the carburetor spacing on my blower plate is much wider than a normal intake manifold's would be. I also like dealing with Speedway I went straight to an operator and the staff are very friendly and helpful with product question. Thank You.

Most Liked Negative Review

3.0

2x4 fuel line

The small chain that acts as a bearing as you turn the fittings fell out the first time I used them. I was able to fix it by reinstalling the plug that holds them in.

Filter by Ratings

Yes, I would recommend this item to anyone.

4.0

9 months ago

Roneski1

Rapid City, South Dakota

Verified

I havent gotten to put this into use yet as my small holley carbs have a smaller fitting. So im waiting for other parts.

Would Recommend

would buy again

5.0

a year ago

Ed

mo

Verified

the fuel line is a well crafted piece. looks great.

Would Recommend

Yes I would they had just what I needed thanks

5.0

a year ago

Chiz

Southern Oregon

Verified

Bought these to use as the correct fittings that I needed to comple my install correctly

Would Recommend

dual quad fuel line kit

5.0

2 years ago

bill

Camanche ia.

Verified

everything went well .

Would Recommend

Well made dual quad fuel line

5.0

3 years ago

Ken

Alaska

Verified

Great looking fuel line for dual quad Carter or Edelbrock carbs, Direct fit.

Would Recommend

I had to buy this product again

1.0

3 years ago

Mopar guy

Hamilton, Ohio

This is the third one of these I've purchased. They don't seem to handle too many removals and re-installs until they start to leak at the carb. At least that's been my experience.

Maybe I would buy this product again

4.0

3 years ago

Wilbur

Hazleton, Pa.

Verified

Not exactly like the edelbrock fuel runner but I made it work. It wa suppose to be for edelbrock dual quad setup.

Would Recommend

Just what I needed

5.0

3 years ago

56 ford

Illinois

Verified

Perfect fit

Would Recommend

Good product with plenty of adjustability for a perfect fit

4.0

3 years ago

Chuck Lackie

Dartmouth,MA

Verified

Purchased along with edelbrock tunnel ram dual quad kit, fits perfectly and looks good!!!

Would Recommend

Matched right up to my carbs

5.0

4 years ago

rick

Elwood indiana

Verified

Nice fit and finish .

Would Recommend

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