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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, 1/16 Inch Ductile Iron Phosphate Napier Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings With Napier Second Rings 4.0350 Inch, +.035 Bore; 8-Cylinder Steel Moly Rings With Napier Second Rings 4.1600 Inch, +.035 Bore 1/16 Inch Stainless Steel Nitrided Plasma Moly Top Rings, 1/16 Inch Ductile Iron Phosphate Napier Second Rings, 3/16 Inch Standard Tension Flex-Vent Oil Rings

Engine Pro Performance Steel Moly Race Rings 43SM5587 Specifications Sizes: Std, .005, .010, .020, .025, .030, .035, .040, .045, .055, .060, .065, .070, .080, .100 Bore Sizes: 4.000, 4.005, 4.010, 4.020, 4.025, 4.030, 4.035, 4.040, 4.045, 4

8-Cylinder Steel Moly Rings 4.0300 Inch, +.030 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.0300 Inch, +.030 Bore, .043 Inch Steel Plasma Moly Top Rings, .043 Inch Cast Iron Reverse Torsional Twist Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings 4.0350 Inch, +.035 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.0350 Inch, +.035 Bore, .043 Inch Steel Plasma Moly Top Rings, .043 Inch Cast Iron Reverse Torsional Twist Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings 4.0400 Inch, +.040 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.0400 Inch, +.040 Bore, .043 Inch Steel Plasma Moly Top Rings, .043 Inch Cast Iron Reverse Torsional Twist Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings 4.0450 Inch, +.045 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.0450 Inch, +.045 Bore, .043 Inch Steel Plasma Moly Top Rings, .043 Inch Cast Iron Reverse Torsional Twist Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings 4.0600 Inch, +.060 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.0600 Inch, +.060 Bore, .043 Inch Steel Plasma Moly Top Rings, .043 Inch Cast Iron Reverse Torsional Twist Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings 4.0650 Inch, +.065 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.0650 Inch, +.065 Bore, .043 Inch Steel Plasma Moly Top Rings, .043 Inch Cast Iron Reverse Torsional Twist Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

Engine Pro Performance Steel Moly Race Rings 43SM5593 Specifications Sizes: Std, .005, .010, .015, .020, .025, .030, .035, .040, .045, .050, .055, .060 Bore Sizes: 4.125, 4.130, 4.135, 4.140, 4.145, 4.150, 4.155, 4.160, 4.165, 4.170, 4.175,

8-Cylinder Steel Moly Rings 4.1300 Inch, +.005 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.1300 Inch, +.005 Bore, .043 Inch Steel Plasma Moly Top Rings, .043 Inch Cast Iron Reverse Torsional Twist Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings

8-Cylinder Steel Moly Rings 4.1600 Inch, +.035 Bore; 8-Cylinder Steel Moly Top Ring, Cast Iron Second Ring Set 4.1600 Inch, +.035 Bore, .043 Inch Steel Plasma Moly Top Rings, .043 Inch Cast Iron Reverse Torsional Twist Second Rings, 3.0mm Low Tension Flex-Vent Oil Rings