$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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United Engine and Machine Lock Rings

4.79 out of 5 stars 14 Customer Reviews

Pin locks are necessary on pistons with full-floating wrist pins. United Engine and Machine lock rings are offered in several types and sizes made from quality steel to retain your wrist pins. Choose the style needed for your pistons.

Results 1 - 10 of 10

Wrist Pin Lock Ring, Spirolox, 0.927 in. Diameter, .071 in. Thick, Each

Part Number: UEM-PRJ100-3

5.0 out of 5 stars ( 3 )

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Lock Ring, Piston Wrist Pin Retainer, C-clip Type, Carbon Steel, 1.040 in. O.D., KB Claimer Series, Each

Part Number: UEM-93

5.0 out of 5 stars ( 3 )

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Wrist Pin Retainers, Spirolox, .990 in. Diameter, Each

Part Number: UEM-PRG110-3

5.0 out of 5 stars ( 3 )

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Wrist Pin Lock Ring, Spirolox, .912 in. Diameter, .020 in. Thick, Each

Part Number: UEM-PRL99-3

5.0 out of 5 stars ( 1 )

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Wrist Pin Retainers, Spirolox, .981 in. Diameter, 0.072 in. Thick, Each

Part Number: UEM-PRH107-3

5.0 out of 5 stars ( 3 )

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Wrist Pin Retainers, Spirolox, 1.030 in. Diameter, Each

Part Number: UEM-PRH113-3

Not Yet Reviewed

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Wrist Pin Retainers, Spirolox, 1.094 in. Diameter, .020 in. Thick, Each

Part Number: UEM-PRF116-3

2.0 out of 5 stars ( 1 )

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SRW-012 Lock Ring

Part Number: UEM-SRW-012

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Lock Rings, Set of 2

Part Number: UEM-RRN-86

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Piston Wrist Pin Retainers, Sprialox, Steel, 0.792 in. Pin, Keith Black Pistons, Harley-Davidson®, Each

Part Number: UEM-RRN81

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This is a custom order part. You can order this part by Contacting Us.