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JE Pistons Spiro Lock .812 x .042 Retaining Clips

SKU: JEP812-042-CS

Piston Wrist Pin Retainers

JE Piston Pin Locks...

JE Pistons Spiro Lock .812 x .042 Retaining Clips

SKU: JEP812-042-CS

Piston Wrist Pin Retainers

JE Piston Pin Locks...

A$7.71
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

Most JE shelf pistons include double spiro locks as standard equipment. These locks are installed by spreading the lock and rotating it into the piston pin boss. Wire locks are installed similarly, but require chamfered wrist pins. Wire locks tend to spread side loads over more of the piston pin boss area and are considered to be a stronger pin retention method. Hook wire locks have an integrated hook at the end gap to prevent rotation within the lock groove. Tru-arc locks fall between these to and can be used with the stock sharp edge wrist pins’ the advantage of tru-arc locks is the ease of installation and reusability (spiro locks cannot be re-used). However, tru-arc locks are only recommended for lower horsepower applications.

Part Type

Engine Piston Wrist Pin Retainer

Data: v4.2 - Upd: 2026-10-13 21:37:08

Features

  • Carbon Steel Spiro Lock

Specifications

Product Attributes - Brand
JE Pistons
Product Attributes - Manufacturer's Part Number
812-042-CS
Product Attributes - Part Type
Piston Wrist Pin Retainers
Product Attributes - Product Line
JE Pistons Lock Rings
Product Attributes - UPC
193564006400
Product Attributes - Wrist Pin Retainer Type
Spirolox
Product Attributes - Wrist Pin Retainer Material
Carbon steel
Product Attributes - Wrist Pin Retainer Thickness (in.)
0.042 in.
Product Attributes - Wrist Pin Retainer Outside Diameter (in.)
0.812 in.
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s JE Pistons
StreetFX SKU jep812-042-CS
SFX Item ID 4361385
Supplier Item Code 4361385
Manufacturer SKU 812-042-CS
Manufacturer UPC 193564006400

Compatibility

Application Data
  • UniversalYes

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