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ALWAYS SECURE
America's Oldest Speed Shop ® 800.979.0122 Lincoln, NE
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U.S.Order Line:

800.979.0122

(CST) 7am - 10pm

Race and Rod Tech Support

Mon-Fri 8am - 5pm

Canadian Order Line:

855.313.9180

International Order Line:

1.402.323.3200
Since 1952
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Speedway Gas Proven Series Piston Rings, 4.00 Bore, Styles A, C, D

Specs
Sold in Quantity:
Set
Piston Ring Style:
-
Piston Ring Design:
Conventional
Top Ring Material:
Cast Iron
Second Ring Material:
Cast Iron
Top Ring Thickness:
-
Second Ring Thickness:
-
Oil Ring Thickness:
-
Oil Ring Tension:
Standard Tension
Garage Sale:
No
Piston Ring Diameter:
-
Speedway Gas Proven Series Piston Rings, 4.00 Bore, Styles A, C, D

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Details

Reviews

Q & A

What's in the Box

Speedway Gas Proven piston rings are the best value in piston rings! These tough rings will withstand 12.5 maximum compression, 7000 maximum sustained RPM, and up to 450 HP. First and second rings are cast iron yielding 55,000 psi strength with end gap factory set at .012" to .018". Three piece oil ring features chrome rails over a stainless steel expander, which gives uniform wall pressure and efficient oil control. 

Designed for gasoline use. Not recommended for use with alcohol.

Ring Style Chart (GIF)

Notes

Speedway Piston Ring Hierarchy

  • Good - Speedway Gas Proven Series
  • Better -Speedway Moly
  • Best - Speedway Plasma Moly
  • Ultimate Race - Speedway Pro Series

Customer Reviews

Rated 5 out of 5 by 2 reviewers.
RATING BREAKDOWN
2 reviews
5 Stars
2
4 Stars
0
3 Stars
0
2 Stars
0
1 Star
0
RECOMMEND THIS PRODUCT:

GTT
Verified Purchaser
Verified Reviewer
Seaford, DE

Gas proven piston rings

June 29, 2015
right on time. the directions were very clear. You may wonder how much directions you need to install rings. I had not done this in more than 20 years an were glad the instruction pointed out about the bevel should be facing up.GTT
Pros:
  • Directions Were Very Clea
  • And Went On Easily
Yes, I recommend this product.
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anvile
byron ny

fit and seal well

May 09, 2010
great ring for the price hold up vary well
Yes, I recommend this product.
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Page 1 of 1

Product Q&A

2 questions : 2 answers

1 answers

I have a stock 350 sbc motor what ring size do i use style a-b -or c it is a 1985 motor 2 pc rear seal

February 19, 2011

I have a stock 350 sbc motor what ring size do i use style a-b -or c it is a 1985 motor 2 pc rear seal

Answers

February 23, 2011
Jason
You will need to measure top or second ring, Chevy used both 5/64 & 1/16”. Style A or C.
1 answers

I have a 350 chevy one piece seal motor and need to get some rings what are you looking for to tell what rings you need by A B C could you please tell me

Martin
Bradford VT
April 28, 2011

I have a 350 chevy one piece seal motor and need to get some rings what are you looking for to tell what rings you need by A B C could you please tell me

Answers

April 29, 2011
Jason
We need to know the ring thickness of each ring. Measure each ring gland in a piston. Example if top ring is 5/64, 2nd ring is 5/64 and oil ring is 3/16 it is style “A”
Page 1 of 1

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