KB HYP PISTON KIT BBC 434

Name: KB HYP PISTON KIT BBC 434
Brand: United Engine & Machine Co
SKU: U00B KB361KTM.040
Price: 637.64 USD
Availability: InStock

$637.64

SKU: U00B KB361KTM.040

In Stock

Ships by Jun 7

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Non-Returnable Item

DIY PRO SHOP

Professional / shop required

Description

The Keith Black Hypereutectic Piston Kit KB361KTM.040 is designed for high-performance Big Block Chevrolet 434 engines, featuring a low-expansion 390 alloy with 16 percent silicon for tighter piston-to-wall clearance, fully machined head and valve reliefs, and an accumulator groove for improved compression ring seal. It includes wrist pins and spiral locks and is compatible with Chevy 396 Blocks and 454 Cranks.

Fitment

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Specifications

Brand	United Engine & Machine Co
Part Number	U00B KB361KTM.040

Videos

Forged vs Cast Piston Strength!

Part 1: installing pistons and rods in the block.

Building a 434 sbc daily driver

Expert Mechanic piston fitting installation #shorts #engine #mechanic #mechanical #short #viral

Inspecting Parts For The Home Engine Rebuilder

SBC Piston Ring and Rod Orientation (For the First time Builders)

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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