Ignitions and Electrical› Ignition Components

NGK

Ngk Spark Plug Stock 6431

$18.90

SKU: N003 BU8H

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The NGK BU8H is a surface gap spark plug designed to resist pre-ignition. It features corrugated ribs to prevent flashover and a pure alumina silicate ceramic insulator for strength and heat transfer. The spark plug also includes a copper core for heat removal and triple seals to prevent leakage. Its trivalent metal plating offers superior anti-corrosion and anti-seizing properties.

Fitment

Fitment Guaranteed

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on fit.

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

Available on iOS & Android

Specifications

BrandNGK
Part NumberN003 BU8H

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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