Pistons & Piston Rings

Piston Ring, Ductile Iron, Napier, 4.067 in. Bore, 1.2mm, Second Ring, Each

Part Number: DPP-09-FSX4067

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Estimated Ship Date: Today

Wrist Pin Locks, Wire Lock, 0.748 in. Pin Diameter, Chrome Silicon, 0.050 in. Thick, Each

Part Number: JEP-748-050-MW

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Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: MLE-1979645

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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 8, 2025 if ordered today

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Wrist Pin Lock, Steel, Spirolox-Style, .042 in. Thick, .840 in. Outside Diameter, Each

Part Number: ROS-4004-J

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Estimated Ship Date: Dec 22, 2025 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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SUPPORT RAILS 5.120-5.160 WALL .188

Part Number: DPP-019005120

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Estimated Ship Date: Dec 29, 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: Dec 29, 2025 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: Dec 29, 2025 if ordered today

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SUPPORT RAIL

Part Number: DPP-019000120

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Estimated Ship Date: Dec 29, 2025 if ordered today

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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 12, 2025 if ordered today

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Piston Oil Ring Spacers, 3.655-3.720 Oil Ring Support, Each

Part Number: ROS-ORS-366

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Estimated Ship Date: Dec 22, 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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Wrist Pin Lock, Steel, Spirolox-Style, .050 in. Thick, 1.205 in. Outside Diameter, Each

Part Number: ROS-4004-G

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Estimated Ship Date: Dec 22, 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 8, 2025 if ordered today

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

Part Number: MLE-9290057

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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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Lock-Piston Pin

Part Number: PWD-691866

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Roundwire .990 x .073

Part Number: DPP-015112

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Wrist Pin Lock, Steel, Spirolox-Style, .050 in. Thick, 1.138 in. Outside Diameter, Each

Part Number: ROS-4004-F

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SUPPORT RAILS 4.120-4.159 WALL.158

Part Number: DPP-019010120

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Estimated Ship Date: Dec 29, 2025 if ordered today

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OIL RAIL SUPPORT

Part Number: JEP-3812-173

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Estimated Ship Date: Dec 8, 2025 if ordered today

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RING,STRG SHF LK PLT RET

Part Number: ADO-05694191

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Estimated Ship Date: Dec 18, 2025 if ordered today

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