Exterior Components Body Panels and Components

United Engine & Machine Co

FORD 501 ROD 6.700 DCUP +33CC 1V KB HYPER PISTON SET

$79.13

SKU: U00B KB318.040

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Keith Black KB318.040 is a set of 8 hypereutectic pistons designed for BB Ford 501 engines.

These pistons feature a dish top with a 33cc volume and a single valve relief. They have a 4.400-inch bore size, 4.140-inch crankshaft stroke, and 6.700-inch rod length. The compression height is 1.530 inches, and the wrist pin size is 0.989 inches.

Fitment

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Specifications

BrandUnited Engine & Machine Co
Part NumberU00B KB318.040

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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