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Vehicle Info NeededPlasma-Moly Piston Ring Set 1986-1995 Small Block Chevy 350ci (5.7L) with 4.000" Bore (Standard)
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NOTES:
- Material: UCR: Carbon Steel; LCR: Cast Iron; OCR: Stainless Steel
- Facing: UCR: Plasma-Moly; LCR: N/A; OCR: Chrome
- Axial Height: UCR: 5/64"; LCR: 5/64"; OCR: 3/16"
- Ring Type: UCR: RF-13PF; LCR: RBT-10; OCR: CP-20
- UCR = Upper Compression Ring (Top Ring)
- LCR = Lower Compression Ring (Second Ring)
- OCR = Oil Control Ring (Bottom Ring)
- Shallow Oil Ring Groove
Known as the leader in piston rings for years, Mahle continues their long standing commitment to building rings that last longer and stand up to more abuse. Mahle has a comprehensive piston ring selection consisting of cast iron, ductile iron, carbon steel, and moly coated rings. JEGS is proud to offer a wide range of Mahle piston rings at the best prices available!
CP-20 Piston Ring Sets
Named by its 20 degree ear angle, and exclusive feature that provides the absolute best cylinder wall seal. Theses installer friendly ring sets offer quality features to make them the ring set of choice. Pre-lapped to seat immediately, means there is virtually no time wasted in break-in. Reduced friction and extended life are obtained in Mahle ring sets by optimizing ring materials, tension, and coatings for each application.
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High Alloy Steel vs. Ductile Iron Physical Advantages:
- Higher Tensile Strength
- Higher Yield Strength
- Greater Fatigue Resistance
- Greater Hardness
- Lower Ring Mass Performance Benefits:
- Better Stress Resistance
- Reduced Groove Poundout
- Less Side Wear
- Superior Oil Economy
- Superior Blow-by Control
- Lower Friction
- Longer Service Lift
- Better Cylinder Wall Conformability
