Pistons & Piston Rings

Lock-Piston Pin

Part Number: PWD-691866

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Estimated Ship Date: Mar 2, 2026 if ordered today

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SUPPORT RAILS 3.905-3.944 WALL .188

Part Number: DPP-019001905

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Estimated Ship Date: Jan 12, 2026 if ordered today

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SUPPORT RAILS 4.030-4.059 WALL.158

Part Number: DPP-019010030

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Estimated Ship Date: Jan 12, 2026 if ordered today

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SUPPORT RAIL

Part Number: DPP-019000120

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Estimated Ship Date: Jan 12, 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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Estimated Ship Date: Today

Oil Rail Support, Dimpled, 4.375 in. up to 4.405 in. Bore, Each

Part Number: WIS-W5110

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Wrist Pin Lock, Steel, Spirolox-Style, .042 in. Thick, .931 in. Outside Diameter, Each

Part Number: ROS-4004-B

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Estimated Ship Date: Today

Piston Oil Ring Spacer, Support Rail, 4.020 in.-4.035 in. Bore, 2mm Thick, Each

Part Number: MLE-1979645

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Estimated Ship Date: Today

Roundwire .990 x .073

Part Number: DPP-015112

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Oil Ring Support Rail, 4.500 in.-4.560 in. Bore, 3/16 in. Thickness, Each

Part Number: MLE-9290057

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Piston Oil Ring Spacer, Support Rail, 3.935 in.-3.950 in. Bore, 2mm Thick, Each

Part Number: MLE-1979644

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Piston Oil Ring Spacer, Support Rail, 3.898 in.-3.947 in. Bore, 2mm Thick, Each

Part Number: MLE-9301947

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Piston Oil Ring Spacer, 4.040 in. - 4.080 in. Bore, Each

Part Number: MLE-9298684

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Piston Pin Locks, Wire Lock, Steel, 0.905 in. Diameter Pin, 0.073 in. Thick, Yamaha, Each

Part Number: CPD-905-073SWL

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Estimated Ship Date: Today

SUPPORT RAILS 4.120-4.159 WALL.158

Part Number: DPP-019010120

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston Wrist Pin Retainer, Lock Ring, Spirolox Type, Carbon Steel, 0.042 in. Thickness, 0.748 in. Pin Diameter, Each

Part Number: JEP-748-042-CS

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Estimated Ship Date: Dec 23, 2025 if ordered today

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OIL RAIL SUPPORT

Part Number: JEP-3812-173

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Wrist Pin, Lightweight, .927 in. Diameter, 2.500 in. Length, Each

Part Number: UEM-927X216K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

23MM ROUND WIRE PIN LOCKS (PAIR)

Part Number: WIS-W5860

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Piston Wrist Pin Retainers, Lock Rings, C-clip Type, Steel, 0.912 in. Pin Diameter, Each

Part Number: MLE-6458129

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Piston Wrist Pin Retainers, Retaining Clips, Wire Lock Type, Steel, 0.039 in. Thickness, 0.551 in. Wrist Pin Diameter, for use on Honda®, KTM, Pair

Part Number: WIS-CW14

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Piston Ring, Second Ring, Phosohate Coated, 4.040 in. Bore, 1/16 in. Thickness, Each

Part Number: JEP-P240405116IP

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Piston Wrist Pin Retainer, Lock Ring, Wire Lock Type, Chrome Silicon, 0.050 in. Thickness, 0.827 in. Pin Diameter, Each

Part Number: JEP-827-050-MW

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Piston Pin Lock Rings, Round Wire, 0.748 in. Pin, Pair

Part Number: WIS-CW19

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Estimated Ship Date: Dec 29, 2025 if ordered today

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OIL RAIL SUPPORT

Part Number: JEP-3230-122

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Estimated Ship Date: Dec 23, 2025 if ordered today

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