Piston Ring Set 4.030 5/64 5/64 3/16 SEAR9903-30

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Piston Ring Set 4.030 5/64 5/64 3/16 SEAR9903-30

Piston Ring Set 4.030 5/64 5/64 3/16 SEAR9903-30

Original price was: $173.59.Current price is: $128.92.

48 in stock

SKU: SEAR9903-30 Category:

Description

A quality piston ring set is fundamental to engine reliability and performance. This Speed Pro kit delivers consistent compression sealing and oil control across the combustion cycle, directly impacting horsepower, fuel efficiency, and ring life. Whether you’re rebuilding a street engine or preparing for competition, proper ring specification ensures your investment in bore work pays dividends.

  • Bore size: 4.030″
  • Top ring: 5/64″
  • Second ring: 5/64″
  • Oil ring: 3/16″
  • Material: Plasma moly coated
  • Tension: Standard
  • Configuration: 8-cylinder kit
  • Manufacturer: Speed Pro
  • MPN: R990330
  • Fitment: Vehicle-specific (4.030″ bore engines)
  • Installation: Professional machine shop recommended

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