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Engines and Components› Cylinder Heads and Components

4Piston

Pro 163 CNC Head

$3,050.00 $1,850.00 Save $1,200.00

SKU: PRO-163

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The 4Piston Pro 163 CNC Head is a performance engine component designed for increased airflow and power. It features CNC ported intake and exhaust ports, utilizing a 37mm valve and a precision CNC valve job with NEWEN Fixed Turning technology. The head includes oversized intake seats and comes with valves.

Fitment

Fitment Guaranteed

Don’t gamble
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

Brand4Piston
Part NumberPRO-163
CategoryEngines and Components

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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