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Est. 1957
JE Pistons

JE Pistons Oil Rail Support

$8.99

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JE Pistons Oil Rail Support for 4.030-4.059 in. bore. Prevents oil ring rotation.

Key Features

  • Fits pistons with a minimum bore of 4.030 inches and a maximum bore of 4.059 inches.
  • Features a JE exclusive locking detent to prevent oil rail rotation.
  • Keeps the rail support gap 90 degrees from the pin bore opening.
  • Prevents oil ring rails from spiraling off pistons with short compression distances.
  • Radial depth is 0.183 inches.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

JE Pistons Oil Rail Supports are a smart addition when you're rebuilding an engine, especially if you're dealing with pistons that have shorter compression distances. This part is designed to keep the oil ring rails from spinning or rotating within the piston's oil ring groove. Without this support, the rails can sometimes spiral off the piston, which can cause all sorts of oiling issues and engine damage.

What makes these JE supports stand out is their unique locking detent. This feature specifically stops the oil rail from rotating and ensures the rail support gap stays at a 90-degree angle away from the pin bore opening on the piston. This is a small detail, but it's crucial for keeping everything in place and functioning as it should. They're made to fit pistons with a minimum bore of 4.030 inches and a maximum bore of 4.059 inches, with a radial depth of 0.183 inches.

Specifications

Brand
JE Pistons
Manufacturer Part #
4030-183
UPC
193564241931

Frequently Asked Questions

JE Pistons Oil Rail Support

$8.99