United Engine and Machine Lock Rings PRJ100.3

5 out of 5 stars ( 3 )

Part Number: UEM-PRJ100-3

$1.99

Wrist Pin Lock Ring, Spirolox, 0.927 in. Diameter, .071 in. Thick, Each
See More Specifications | Check the Fit

United Engine and Machine Lock Rings PRJ100.3

United Engine and Machine Lock Rings PRJ100.3

UEM-PRJ100-3

5 out of 5 stars ( 3 )

Part Number: UEM-PRJ100-3

Estimated Ship Date: Monday 10/19/2026

$1.99

Estimated Ship Date: Monday 10/19/2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
PRJ100.3
Part Type:
Product Line:
Summit Racing Part Number:
UEM-PRJ100-3
Wrist Pin Retainer Type:
Spirolox
Wrist Pin Retainer Material:
Steel
Wrist Pin Diameter (in.):
0.927 in.
Wrist Pin Retainer Thickness (in.):
0.071 in.
Wrist Pin Retainer Outside Diameter (in.):
1.008 in.
Quantity:
Sold individually.

United Engine and Machine Lock Rings

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.

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Some parts are not legal for use in California or other states with similar laws / regulations

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This product can expose you to chemicals including lead and nickel, which is known to the state of California to cause cancer and birth defects or other reproductive harm.

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