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8-Cylinder Steel Moly Rings With Napier Second Rings 4.5350 Inch, +.035 Bore .043 Inxh Steel Plasma Moly Top Rings, .043 Inch Ductile Iron Phosphate Napier Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings With Napier Second Rings 4.5050 Inch, +.005 Bore .043 Inxh Steel Plasma Moly Top Rings, .043 Inch Ductile Iron Phosphate Napier Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

Engine Pro Performance Steel Moly Race Rings 43SM8582 Specifications Sizes: Std, .035, .065 Bore Sizes: 4.500, 4.535, 4.565 Sold in a Set of 8 Applies to: .043 - .043 - 3.0Mm Low Tension Description: None TOP RING: STEEL, PLASMA MOLY SECOND

Engine Pro Performance Steel Moly Race Rings 43SM8577 Specifications Sizes: STD Bore Sizes: 4.2500 Sold in a Set of 8 Applies to: .043 - 1/16"- 3/16" Low Tension Description: None TOP RING: STEEL, PLASMA MOLY SECOND RING: CAST IRON, REVERSE

8-Cylinder Steel Moly Rings 4.3150 Inch, +.065 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.3150 Inch, +.065 Bore, .043 Inch Steel Plasma Moly Top Rings, 1/16 Inch Cast Iron Reverse Torsional Twist Second Rings, 3/16 Inch Standard Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings 4.2850 Inch, +.035 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.2850 Inch, +.035 Bore, .043 Inch Steel Plasma Moly Top Rings, 1/16 Inch Cast Iron Reverse Torsional Twist Second Rings, 3/16 Inch Standard Tension Flex-Vent Oil Rings

Engine Pro Performance Steel Moly Race Rings 43SM8567 Specifications Sizes: STD Bore Sizes: 4.2500 Sold in a Set of 8 Applies to: .043- 1/16"- 3/16" Standard Tension Description: None TOP RING: STEEL, PLASMA MOLY SECOND RING: CAST IRON, REV

8-Cylinder Steel Moly Rings With Napier Second Rings 4.1200 Inch, +.120 Bore 1.5mm Steel Plasma Moly Top Rings, 1.5mm Ductile Iron Phosphate Napier Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings With Napier Second Rings 4.1000 Inch, +.100 Bore 1.5mm Steel Plasma Moly Top Rings, 1.5mm Ductile Iron Phosphate Napier Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings With Napier Second Rings 4.0800 Inch, +.080 Bore 1.5mm Steel Plasma Moly Top Rings, 1.5mm Ductile Iron Phosphate Napier Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings With Napier Second Rings 4.0700 Inch, +.070 Bore 1.5mm Steel Plasma Moly Top Rings, 1.5mm Ductile Iron Phosphate Napier Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings With Napier Second Rings 4.0650 Inch, +.065 Bore 1.5mm Steel Plasma Moly Top Rings, 1.5mm Ductile Iron Phosphate Napier Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings