Intake Valve. Fits Big Twin 1966-1984. OEM Replacement.
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14 in stock
- Estimated Delivery : Up to 4 business days
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* Stock length & head diameter
* Extreme Duty
* High Flow
* one piece forged racing grade stainless steel alloy.
* Liquid nitriding process creates a valve that is smoother and stronger than O.E.M.
* Stems are centerless ground for a longer life
* 45o angle below the lock groove to facilitate the valve seal installation
* Replaces OEM # 18074-66
* Replaces OEM # 18075-80
* Replaces OEM # 18075-81
* Replaces OEM # 18078-80
* Replaces OEM # 18078-81
Head Dia = 1.955in.
OAL = 3.875in.
Stem Dia = 0.3770in.