Engines and Components› Pistons and Piston Rings

United Engine & Machine Co

CAST COATED PISTON 5.0L GM

$35.43

SKU: U00B 1493C.040

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Special Order
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Description

CAST COATED PISTON 5.0L GM

MIA's Description

The United Engine & Machine Co 1493C.040 is a set of eight cast aluminum pistons designed for Chevy small block Gen I engines. These pistons feature a dish style with four valve reliefs and a bore size of 3.776 inches. They include press-fit wrist pins and have a piston ring thickness of 5/64 in. x 5/64 in. x 3/16 in.

Fitment

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Specifications

BrandUnited Engine & Machine Co
Part NumberU00B 1493C.040

Videos

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Engine Building Part 2 - Gapping Rings, Installing Pistons in a 350 Chevy
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350 SBC Engine, Teardown/Full Rebuild, How To Video (rebuild begins at 39:50)
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HOW TO INSTALL PISTONS IN YOUR CHEVY 350 ENGINE!
Engine Building Video - Piston Removal - Chevy V8 Small Block

Engine Building Video - Piston Removal - Chevy V8 Small Block
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Small Block Chevy Engine Build: Piston Assembly (Part 1)
Swapping Pressed Pistons For The Home Engine Builder

Swapping Pressed Pistons For The Home Engine Builder

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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