


Frankenstein Engine Dynamics
LS -4AN Steam Port Fitting (Set of 2)
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LS – Steam Port Swivel Fitting
- Equalize cylinder head temperatures for more precise and reliable tuning.
- -4AN Steam port system evacuates water and steam to promote cooling efficiency.
- Set of 2
- More precise and reliable tuning are the benefits of efficient cooling and equalized engine temperatures.
- Designed for all LS heads fitted with -4AN steam ports.