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Product Summary

  • Stabilize coil current and prolong point life with this ballast resistor
  • Computer-wound to ensure resistance value
  • Premium ceramic bodies provide maximum durability and superior heat transfer
  • Recommended when a new coil is installed
  • Rated at 200 watts and 0.75 (cold) – 1.5 (hot) ohms
See more details

Key Specs

MFG. Part #91012705
BrandSpeedway Motors
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 91012705 Details

Stabilize coil current and prolong point life with this ballast resistor. Computer-wound to ensure resistance value. Premium ceramic bodies provide maximum durability and superior heat transfer. Recommended when a new coil is installed. Using a heavy duty porcelain resistor and threaded terminal connectors, this resistor is rated at 200 watts and 0.75 (cold) – 1.5 (hot) ohms.

  • High quality ballast resistor
  • 0.75 ohms cold
  • 1.5 ohms hot
  • Sold each

Speedway Motors 91012705 Specifications

KEY SPECS
MFG. Part #91012705
BrandSpeedway Motors
GENERAL
Resistance1.50 ohms
Sold in QuantityEach

Ratings & Reviews

4.8

13 Reviews

Overall Assessment

Customers recommend the product for its effective performance and ability to solve overheating issues in comparison to some competitors. The product's practicality is highlighted through the added 1 ohm resistance and the useful metal tab attachment point, reducing the risk of ceramic breakage. Its material quality is proven with comments that they would repurchase when needed, implying durability and satisfaction.

4.8

13 reviews

5

11

4

2

3

0

2

0

1

0

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I would buy this Resistor for all My Electronic Ignitions !!

5.0

18 days ago

Robski

Glenwood Springs

Verified

Much Needed Resistor in My Mallory Electronic Ignition System !!

Would Recommend

It was just what I needed.

5.0

28 days ago

Fat Bald Guy

Nowhere Special

Verified

Worked fine for the intended application.

Would Recommend

Would buy again

5.0

2 months ago

Bob

Az

Verified

Works like it should. Fit well on firewall.

Would Recommend

Great Replacement For The Mallory 700 Resistor Balast

5.0

9 months ago

bluesman77

Wooster, OH

Verified

This was to replace the Mallory 700 that is no longer available. Looks just like original.

Would Recommend

yes i would

5.0

a year ago

banjo

lincoln ne

Verified

it worked out good for me

Would Recommend

Old Corvettes need love

5.0

a year ago

Bob C

Woodstock GA

Verified

product worket perfectly and helped reveal real problem the distributer

Would Recommend

Would purchase again

4.0

a year ago

Larry

Long Island

Verified

A lot of the descriptions do not include the ohms of the resistors

Would Recommend

A high quality sealed ballast resistor

5.0

2 years ago

daves73grant

88310

Verified

This product was better than the one that I replaced and it didn't break the bank. I am very happy with it.

Would Recommend

Works as advertised

5.0

2 years ago

Dave

Chicago

Verified

I was having issues overheating the edelbrock 1.4ohm coils after removing a failing MSD 6al box. Switched to a Mallory coil and external resistor, problem solved.

Would Recommend

Yes

4.0

2 years ago

Yours truly

Hudson nh

Verified

It does the job

Would Recommend

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