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$57.99
4 Bore SBC Gas Proven A Piston Rings .030 Over Bore-Small Block Chevy
Speedway Gas Proven Series Piston Rings, 4.00 Bore, Styles A, C, D

4 Bore SBC Gas Proven A Piston Rings .030 Over Bore-Small Block Chevy

Chevy Small Block V8, Ford Small Block V8, Conventional Piston Ring Design

7 Reviews | 2 Answered Questions
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Lincoln, NE -
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Speedway Gas Proven Series Piston Rings, 4.00 Bore, Styles A, C, D
Speedway Gas Proven Series Piston Rings, 4.00 Bore, Styles A, C, D
4 Bore SBC Gas Proven A Piston Rings .030 Over Bore-Small Block Chevy
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Speedway Gas Proven Series Piston Rings, 4.00 Bore, Styles A, C, D
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Part # 9152271-A-030
$57.99
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  • Will fit Ford and Chevy small block V8's
  • Four Over-Bore sizes to choose from
  • Three available ring styles
  • Handles up to 450 HP
  • Withstands 12.5 maximum compression

Details

Piston Ring Style:
A
Piston Ring Diameter:
4.030"
Piston Ring Design:
Conventional
Top Ring Material:
Cast Iron
Second Ring Material:
Cast Iron
Top Ring Thickness:
5/64"
Second Ring Thickness:
5/64"
Oil Ring Thickness:
3/16"
Oil Ring Tension:
Standard Tension
Sold in Quantity:
Set
MFG. Part #:
9152271-A-030

Info

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)

Installation Guide (PDF)

Notes

Speedway Piston Ring Hierarchy

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

Important Messages

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

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