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FAST

FAST Replacement Intake Port Seal LS3 - Set of 8

$59.95

SKU: F003 146003-8

In Stock
In Stock
Ships by Aug 5
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Non-Returnable Item

Description

Part #: 146003-8

Eight intake port seal replacements for LS3/L76/L92/L99 manifolds.

Features:

  • These gaskets are designed to provide a seal between the LSXR 102mm intake manifold and an LS3 Rectangular Port design cylinder head

These gaskets are designed to provide a seal between the LSXR 102mm intake manifold and an LS3 Rectangular Port design cylinder head.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

The FAST LSX Intake Manifold Replacement Seals (146003-8) are a set of eight vehicle-specific seals designed to replace your existing O-ring style port seals.

Constructed from Buna rubber with a rectangular port style, these seals are intended for use with the LSXR 102mm intake manifold and L92/LS3 heads.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandFAST
Part NumberF003 146003-8

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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