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Product Information

Product Details
Part No. R-9771 25
Warranty Details (1 YR REPLACEMENT IF DEFECTIVE)
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components

Product Features:
  • Application-specific design for perfect fit and correct operation
  • Face of top rings coated with latest-generation plasma-moly
  • Plasma-moly ring face decreases friction and resists scuffing
  • Delivers dependable performance and superior service life
  • Recommended for all racing applications (where file fitting the ring end gap delivers maximum power)
Specifications
Top Ring Material:
Ductile Iron Plasma Moly

Outside Diameter:
4.025 in

Oil Ring Tension:
Standard

Oil Ring Design:
3 piece flex vent

Cylinder Quantity:
8

Bore Diameter:
4.000 in

2nd Ring Material:
Cast Iron
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