Screamin' Eagle® Pro 103+ Cylinder Heads
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- This Screamin' Eagle® cylinder head is designed to increase performance on engines displacing 103 cubic inches or more.
- The intake and exhaust ports have been resized and reshaped to handle the additional airflow from a 103 C.I. engine.
- When combined with Screamin' Eagle® Pro 103+ stroker piston, the engine produces a compression ratio of 10.5:1.
- The combustion chamber design provides a clean and consistant burn for large displacement engines.
- Valve springs can accommodate cams with .650" lift and 7000 RPMs.
- Intake valve has been increased to 2.080" diameter.
- Exhaust valve is 1.623".
- For Race Application Only.
Fits 99-later Twin Cam models equipped with big bore cylinders. EFI models require ECM recalibration using EFI Race Tuner Kit.