Product Summary

  • These standard moly piston rings from Speedway Motors work with either gas or alcohol fuels
  • They are able to handle upwards of 8,000 RPM
  • Will work on engines with up to 14:1 compression
  • Top and second rings are both made from moly coated cast iron
  • Both the top and second rings are 5/64" and the oil ring is 3/16"
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Key Specs

MFG. Part #
BrandSpeedway Motors
Piston Ring StyleA
Piston Ring Diameter
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Need To Know

Quick and Easy Returns

Return Policy

Details

Speedway standard moly piston rings work with either gas or alcohol fuels, handle 8000+ rpm, and up to 14:1 compression.

  • Top 5/64"
  • 2nd 5/64"
  • Oil 3/16"

Charts

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Specifications

KEY SPECS
MFG. Part #
BrandSpeedway Motors
Piston Ring StyleA
Piston Ring Diameter
GENERAL
Piston Ring DesignConventional
Top Ring MaterialMoly Coated Cast Iron
Top Ring Thickness5/64"
Second Ring MaterialMoly Coated Cast Iron
Second Ring Thickness5/64"
Oil Ring Thickness3/16"
Oil Ring TensionStandard Tension
Sold in QuantitySet

Ratings & Reviews

4.7

15 Reviews

Overall Assessment

Customers consistently praise our product for its high quality, dependability, and cost-effectiveness. The product's usability and strength are highlighted, particularly in high-pressure environments like racecar engines. Customers commend its practicality for budget bracket race engines, noting it is a good value for money. Several customers intent to repurchase, signifying satisfaction. Many highlight its good quality, making our product a preferred choice over competitors for its superior performance and reliability.

4.7

15 reviews

5

13

4

0

3

1

2

1

1

0

Most Liked Positive Review

5.0

very strong and dependable

I've been running this set of rings in my imca modified with 13:1 compression. I'm constantly running at 7500 rpms and these rings hold up perfectly. Don't over spend on piston rings, buy these rings, they're a safe bet.

Most Liked Negative Review

3.0

Yeah I would buy again

Overall good rings

Filter by Ratings

Good quallity rings

5.0

a year ago

11F

Whitmire sc.

Verified

Use them on keith black pistons that I put in A dirt track car. The rings didnt have to be filed they already had the correct cap.

Would Recommend

Where's the stickers?

5.0

a year ago

Nasty nates racing

Bandon oregon.

Verified

Absolutely love the rings I got and will order again, IF THEY STOP SKIMPING ON THE COOL STICKERS! lol love to sticker bomb the truck so next time throw some in!?

Would Recommend

Looks like a good set of rings

5.0

a year ago

Jim B.

Iowa

Verified

These look good, but I will have to file a little to get the piston manufacturers recommended gap. Make sure to check yours.

Would Recommend

yes

5.0

a year ago

Tater

Hamilton MT

Verified

IMCA modified

Would Recommend

Work great

5.0

a year ago

Kenny

Jacksonville arkansas

Verified

For price work great for racer on a budget

Would Recommend

I would definitely use again

5.0

2 years ago

Mickey

Grants Pass Oregon

Verified

I am very happy with it.

Would Recommend

I would buy this product again

5.0

2 years ago

Bob

Az

Verified

The rings installed perfect on KB pistons

Would Recommend

Wrong for 400!

2.0

5 years ago

Nboly

Colby Kansas

Verified

Wrong

Would Not Recommend

Yeah I would buy again

3.0

5 years ago

Kasp

Dallas Texas

Verified

Overall good rings

Would Recommend

I would buy this agian

5.0

6 years ago

Bear

Detroit mi.

Verified

I am satisfied with this product

Would Recommend

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Showing 10 of 15 reviews

Questions & Answers

2 Questions • 2 Answers

what is the OV bore mean on a stock 1969, chevy 350... i want to order rings but i can't till i come up with the OV bore. top and bottom rings are 5/64 and the other is 3/16.

by Bradley

• 4 years ago

1 answer

Do these rings need to be gaped? If so what is the recommended gap?

by Steve

• 11 years ago

1 answer

2 of 2 questions shown

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