Pistons & Piston Rings

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

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: Oct 1, 2025 if ordered today

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Oil Rail Support, 3.465 in. up to 3.510 in. Bore, Each

Part Number: WIS-GLS35

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Estimated Ship Date: Oct 1, 2025 if ordered today

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Oil Rail Support, 3.344 in. up to 3.396 in. Bore, Each

Part Number: WIS-GLS22

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Estimated Ship Date: Oct 1, 2025 if ordered today

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SUPPORT RAILS 5.120-5.160 WALL .188

Part Number: DPP-019005120

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Estimated Ship Date: Oct 13, 2025 if ordered today

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SUPPORT RAILS 4.000-4.039 WALL .158

Part Number: DPP-019010000

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Estimated Ship Date: Oct 13, 2025 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: Oct 13, 2025 if ordered today

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SUPPORT RAILS 4.560-4.599 WALL.158

Part Number: DPP-019010560

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Estimated Ship Date: Oct 13, 2025 if ordered today

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SUPPORT RAIL

Part Number: DPP-019000120

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Wrist Pin Retainer, CW Style, for use on Honda®, TRX450R, 4-Cycle, Pair

Part Number: WIS-CW21

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Estimated Ship Date: Today

Roundwire .866 x .062

Part Number: DPP-015113

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Estimated Ship Date: Oct 13, 2025 if ordered today

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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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Estimated Ship Date: Today

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

Part Number: MLE-9290057

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Estimated Ship Date: Today

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

Part Number: MLE-9301947

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Estimated Ship Date: Today

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

Lock-Piston Pin

Part Number: PWD-691866

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Roundwire .990 x .073

Part Number: DPP-015112

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Estimated Ship Date: Oct 13, 2025 if ordered today

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OIL RAIL SUPPORT

Part Number: JEP-3812-173

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Estimated Ship Date: Sep 25, 2025 if ordered today

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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

Ring Set, Plain - Performance Napier Second Ring 4.615" x 1/16" .170" RW

Part Number: MAH-3021237B

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Estimated Ship Date: Today

Oil Rail Support, Dimpled, 3.480 in. up to 3.550 in. Bore, Each

Part Number: WIS-GLS8

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Estimated Ship Date: Oct 1, 2025 if ordered today

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Wrist Pin Lock Ring, Wire Lock with Tang, Steel, 0.866 in./22mm Pin Diameter, 0.062 in. Thick, Each

Part Number: MLE-4394680

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Estimated Ship Date: Today

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

Part Number: MLE-6458129

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Estimated Ship Date: Today

Ring Set, Chrome - Performance Oil Ring Assembly 4.615" x 3/16" .170" Radial Wall High Tension

Part Number: MAH-3030890B

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Estimated Ship Date: Today

Piston Pin Lock Rings, Round Wire, 0.905 in. Pin, Pair

Part Number: WIS-CW23

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Estimated Ship Date: Oct 1, 2025 if ordered today

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