Pistons & Piston Rings

Wrist Pin, Lightweight, .990 in. Diameter, 3.000 in. Length, 163 Grams, Each

Part Number: UEM-0990X300K

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Estimated Ship Date: Today

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

Part Number: JEP-4125-183

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Wrist Pin Locks, Spirolox, 1.094 in. Pin Diameter, 0.050 in. Thick, Carbon Steel, Each

Part Number: JEP-094-050-CS

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ROUND WIRE PIN LOCKS (PAIR)

Part Number: WIS-W5595

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Wrist Pin, Lightweight, .927 in. Diameter, 2.500 in. Length, 102 Grams, Each

Part Number: UEM-0927X216K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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 )

Estimated Ship Date: Today

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

Part Number: WIS-GLS28

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Wrist Pin Retainer, Wire Lock, 0.787 in. Diameter, .063 in. Thick, Each

Part Number: JEP-787-063-MW

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Wrist Pin Retainer, Spirolox Type, Carbon Steel, 0.042 in. Thick, for 1.031 in. Wrist Pin Diameter, Each

Part Number: JEP-031042CS

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Wrist Pin Retainer, Wire Lock, 0.708 in. Diameter, .063 in. Thick, Each

Part Number: JEP-708-063-MW

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Estimated Ship Date: Mar 26, 2026 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

Wrist Pin Retainers, Wire Lock Type, Steel, 0.049 in. Thick, 0.787 in. Diameter, Pair

Part Number: WIS-CW20

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: WIS-W4956

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Wrist Pin Retainer, Wire Locks, 0.591 in. Diameter, 0.039 in. Thick, Steel, Pair

Part Number: WIS-CW15

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Lock Rings, Wire Lock, Carbon Steel, .990 in. Pin Diameter, 0.072 in. Wire Diameter, Pair

Part Number: WIS-W5242

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Wrist Pin Lock Ring, Spiro Lock, Carbon Steel, .866 in. Pin Diameter, .042 in. Thick, Each

Part Number: JEP-866-042-CS

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Wrist Pin Retainer, Wire Locks, 0.866 in. Diameter, 0.049 in. Thick, Steel, Pair

Part Number: WIS-CW22

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Wrist Pin Retainer, Wire Lock Type, Chrome Silicon, 0.050 in. Thick, for 0.787 in. Wrist Pin Diameter, Each

Part Number: JEP-787-050-MW

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Wrist Pin Retainers, Spiro Lox, .866 in. Diameter, .043 in. Thick, Pair

Part Number: WIS-CS22

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Wrist Pin Retainer, Tru Arc Lock, Carbon Steel, 0.905 in. Diameter, 0.042 in. Lock Thickness, Each

Part Number: JEP-905-042-CT

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Estimated Ship Date: Mar 26, 2026 if ordered today

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OIL RAIL SUPPORT

Part Number: JEP-3230-122

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Estimated Ship Date: Mar 26, 2026 if ordered today

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LOCKS-.042 SPIRAL

Part Number: MAN-42271-1

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Piston Pin Locks, Wire Lock, Steel, 0.787 in. Diameter Pin, 0.050 in. Thick, Motorcycle, ATV, Each

Part Number: CPD-787-050SWL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings 1/16 CAST 2ND RING

Part Number: JEP-S0458

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Estimated Ship Date: Mar 26, 2026 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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Estimated Ship Date: Today