Valve. Exhaust Valve on Big Twin 1948-84 & Intake Valve on Big Twin 1948-1965. OEM Replacement.

$56 $50.40

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SKU: AV-HD07 Categories: , ,
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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 # 18082-57

* Replaces OEM # 18087-81

Head Dia = 1.750in.

OAL = 3.830in.

Stem Dia = 0.3764in.

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