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![RS-DM200-4000 Performance 4 in. Ductile Iron Moly Ring Set [1.5, 1.5, 3 mm]](https://www.jegs.com/images/mini_750/900/915/915-rs-dm2004000.jpg)
Vehicle Info NeededDSS RACINGPART NUMBER: 915-RS-DM2004000
RS-DM200-4000 Performance 4 in. Ductile Iron Moly Ring Set [1.5, 1.5, 3 mm]
$18295
Ships on 09/15/2026
Lowest Price GuaranteeDM200 Series
- Performance Ductile Moly Ring Set
- 4 in. Bore
- Naturally Aspirated, Mild Power Adder, Street/Strip Applications
- Ductile Iron 1.5 mm Moly-Faced Top Ring
- Cast Iron 1.5 mm 2nd Ring
- Standard Tension 3 mm Oil Rings
- 8-Cylinder Set
This DSS Racing RS-DM200-4000 Performance Ductile Moly Ring Set is designed to meet the rigorous demands of performance enthusiasts and racers. With a focus on precision engineering and durability, they are trusted by racing teams, engine builders, and automotive professionals worldwide.
Rings for Street Machines
DSS Racing DM-Ductile Moly Ring Sets are for moderate to high-performance engines and will handle mild boost or nitrous.
Part TypePiston Ring
Product LineDSS Racing DM-Ductile Moly Ring Sets
BrandDSS RACING
Package Height2.0
Package Width4.0
Package Length8.5
Weight1.5 PG
Part CategoryPerformance Parts
Oil Ring MaterialStainless
GaplessNo
Top Ring Width1.5 mm
2nd Ring Width1.5 mm
2nd Ring MaterialCast Iron
Gas PortedNo
File FitYes
Top Ring MaterialDuctile Iron, Moly Faced
Part FitmentSemi Universal
Oil Ring Width3.0 mm
Oil Ring TensionStandard
Vendor Part NumberRS-DM200-4000
Package Qty1
Package TypeEA
No Questions
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