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Crower Sure Lock Rocker Arm Nuts

4.87 out of 5 stars 38 Customer Reviews

Crower polylocks for roller-tip, needle-bearing rocker arms are made from high quality, heat treated chromoly steel. These Crower sure lock nuts allow for precise adjustments. They include nuts and Allen head set screws for positive jam nut operation.

Results 1 - 4 of 4

Rocker Arm Polylock Nuts, Short Design, 7/16 in.-20 Thread, Set of 16

Part Number: CRO-86050S-16

4.84 out of 5 stars ( 25 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Rocker Arm Polylocks, Fits 7/16 in. Stud, Set of 16

Part Number: CRO-86050-16

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Rocker Arm Polylocks, Fits 3/8 in. Stud, Set of 16

Part Number: CRO-86051S-16

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Rocker Arm Polylocks, Fits 3/8 in. Stud, Set of 16

Part Number: CRO-86051-16

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

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