Product Summary

Universal Fit, 56.00 fl. oz. Capacity, .25" Tube O.D.

  • This expansion tank reduces loss of coolant and prevents pulling air into the system when cooling off
  • Beautifully polished stainless steel construction for long lasting good looks
  • 1/4" nipples on the bottom of the tank allow for easy hose connection to the radiator
  • Billet screw on cap is knurled for extra grip
  • 3" diameter and 16" height make this tank easy to find space to fit within your engine compartment
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Key Specs

MFG. Part #91102216
Capacity56.00 fl. oz.
Overall Diameter3"
Material TypeStainless Steel
FinishPolished
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Need To Know

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Speedway Motors 91102216 Details

If you run a high compression or blower motor in your hot rod, you will need this tank. The big 3" diameter oversize tank gives you the added capacity needed. Attractive, stainless steel construction. Mounting hardware included.

  • Useful anywhere a larger capacity tank is needed
  • Use as an overflow tank from the radiator
  • Cannot be pressurized

Learn more about cooling with recovery systems and how they work by reading our tech article. Cooling System Principles.  

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Speedway Motors 91102216 Specifications

KEY SPECS
MFG. Part #91102216
BrandSpeedway Motors
Capacity56.00 fl. oz.
Overall Diameter3"
Material TypeStainless Steel
FinishPolished
GENERAL
Overall Height16.00"
Cap Diameter2.00"
Tube O.D..25"
Filler Neck Height.50"
Centerline of Holes10.25"
Flange Width1.50"
Slot Length.50"
Slot Width.25"
Hardware IncludedYes
Sold in QuantityEach
NotesIncludes mounting tabs. This tank is not designed to be pressurized. Short tube is radiator overflow hose, long tube is for venting tank. CAP 1-1/2-18 THREAD

Ratings & Reviews

4.8

33 Reviews

Overall Assessment

Customers highly recommend the product for its excellent quality, easy installation, and appealing aesthetics. They specifically applaud the product's flawless welding and machining work, adequate capacity for overflow, and high-quality materials including stainless steel and an effective o-ring sealed cap. Its polished finish also drew positive feedback as a pleasing visual feature. Users successfully installed the tank on various vintage and modified vehicles. A few customers mentioned the product's tubing size being too small for overflow hose, yet overall, the product is praised for its functionality and effectiveness at solving overflow issues. Customers express satisfaction for its superior value to cost, with quality comparable to more expensive alternatives.

4.8

33 reviews

5

28

4

5

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Nice product

5.0

a year ago

None

Vegas

Verified

It does what I need it to do

Would Recommend

Recommend this bottle for limited space and needed capacity

5.0

a year ago

Wildman

Kirkland Arizona

Verified

Perfect fit for my application LT-1 in a 2010 Jeep gave me the extra capacity needed for the hot Arizona summers.

Would Recommend

High quality

5.0

a year ago

Butch

Colo

Verified

nice quality, well made tank works well for my application

I will be buying another one

5.0

a year ago

Hez

Pueblo

Verified

Exactly as described. Great finish and quality product

Would Recommend

Nice part

5.0

4 years ago

Mike

Phoenix, AZ

Verified

Easy mounting of tank

Would Recommend

radiator overflow tank

5.0

5 years ago

Dan

Lebanon Or

Verified

worked great on my 32 coupe. does the job. looks good

Would Recommend

Looks great

5.0

6 years ago

Chas

Dundee, Michigan

Verified

Looks great and easy to install

Would Recommend

Good piece

5.0

6 years ago

Dirty 30

Mt. Airy, MD

Verified

Great quality

Excellent product

5.0

7 years ago

Clayguy

Denver

Verified

Bought this to install on my blown flathead. Very high quality with enough capacity to hold plenty of overflow. The welding on the SS body and machine work on the screw off cap were flawless.

Would Recommend

Would buy again!

5.0

7 years ago

Chucks Rod Shop

LaCrescent,Ca.

Verified

Quality product for the price!

Would Recommend

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Showing 10 of 33 reviews

Questions & Answers

3 Questions • 5 Answers

how high or low do i install compared to radiator cap level 1963 chevy nova; 406 engine; 450hp

by loudpipes

• 12 years ago

2 answers

I calculate the capasity of this tank to be 41.758 ounces max. that is using the full 16" length in the calculation. Is my math wrong, or is the spec

by hog01500

• 13 years ago

1 answer

Is the cap a screw on type and does the overflow enter the top or bottom of the tank ? Is it pollished stainless ?

by jerry

• 14 years ago

2 answers

3 of 3 questions shown

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