Pistons, Rings, Wrist Pins, Bushings & More

Oil Ring Support Rail, 4.030-4.059 in. Bore, Spring Steel, Each

Part Number: JEP-4030-183

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Oil Ring Support Rail, 4.500-4.529 in. Bore, Spring Steel, Each

Part Number: JEP-4500-203

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Oil Ring Support Rail, 4.600-4.635 in. Bore, 0.203 in. Radial Depth, Spring Steel, Each

Part Number: JEP-4600-203

4.0 out of 5 stars ( 1 )

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Oil Ring Support Rail, 4.310-4.349 in. Bore, Spring Steel, Each

Part Number: JEP-4310-193

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Oil Ring Support Rail, 4.125-4.154 in. Bore, Spring Steel, Each

Part Number: JEP-4125-183

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Oil Ring Support Rail, 4.350-4.374 in. Bore, Spring Steel, Each

Part Number: JEP-4350-193

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Estimated Ship Date: May 4, 2026 if ordered today

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SHIM MATERIAL SPRING STEEL

Part Number: TSR-002957

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Oil Ring Support Rail, 3.999-4.029 in. Bore, Spring Steel, Each

Part Number: JEP-4000-183

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Oil Rail Support, Dimpled, 4.030 in. up to 4.059 in. Bore, Each

Part Number: WIS-W4954

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Piston Rings, Oil Support Rail, 4.155 in-4.184 in. Bore, 8g weight, Single Piston, Each

Part Number: JEP-4155-183

5.0 out of 5 stars ( 2 )

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Oil Rail Support, Dimpled, 4.114 in. up to 4.151 in. Bore, Each

Part Number: WIS-GLS28

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Piston Rings, Oil Support Rail, 4.060 in-4.079 in. Bore, 8g weight, Single Piston, Each

Part Number: JEP-4060-183

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Estimated Ship Date: May 4, 2026 if ordered today

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Piston Oil Rail Support, 3.999 in. Min Bore, 4.029 in. Max Bore, 0.162 in. Radial Depth, Each

Part Number: JEP-4000162

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Estimated Ship Date: May 4, 2026 if ordered today

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Oil Rail Support, Dimpled, 4.155 in. up to 4.193 in. Bore, Each

Part Number: WIS-W4956

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Oil Rail Support, Dimpled, 4.420 in. up to 4.475 in. Bore, Each

Part Number: WIS-W5111

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Estimated Ship Date: May 11, 2026 if ordered today

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Oil Rail Support, Dimpled, 4.290 in. up to 4.350 in. Bore, Each

Part Number: WIS-W5159

5.0 out of 5 stars ( 1 )

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Oil Rail Support, Dimpled, 4.038 in. up to 4.075 in. Bore, Each

Part Number: WIS-GLS26

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Oil Rail Support, Dimpled, 3.850 in. up to 3.869 in. Bore, Each

Part Number: WIS-GLS7

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Estimated Ship Date: May 11, 2026 if ordered today

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Oil Rail Support, Dimpled, 4.670 in. up to 4.720 in. Bore, Each

Part Number: WIS-GLS23

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Estimated Ship Date: May 11, 2026 if ordered today

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Oil Rail Support, Dimpled, 3.560 in. up to 3.605 in. Bore, Each

Part Number: WIS-GLS3

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Estimated Ship Date: May 11, 2026 if ordered today

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Oil Rail Support, Dimpled, 4.340 in. up to 4.374 in. Bore, Each

Part Number: WIS-W5158

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Estimated Ship Date: May 11, 2026 if ordered today

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Oil Rail Support, Dimpled, 3.970 in. up to 4.029 in. Bore, Each

Part Number: WIS-W4953

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Oil Rail Support, Dimpled, 4.000 in. up to 4.037 in. Bore, Each

Part Number: WIS-GLS25

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Oil Rail Support, Dimpled, 3.331 in. up to 3.369 in. Bore, Each

Part Number: WIS-GLS15

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Estimated Ship Date: May 11, 2026 if ordered today

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OIL RAIL SUPPORT

Part Number: JEP-3465-142

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Estimated Ship Date: May 4, 2026 if ordered today

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