AV&V AV-1900 High Flow .055" Oversize Intake Valve Black Nitride for Harley-Davidson Big Twin 84-04

Valve Int; BT'84-04 Hi-Flow (Each)

Highest flow level on the market.

One piece forged racing grade stainless steel alloy.

hard black nitride finish.

bearing quality hardened tip at the end of the stem to prevent premature wear with high-lift applications.

45o angle below the lock groove to facilitate the valve seal installation.

Heat treated with a special process.

stem is centerless ground for longer life.

Head Dia = 1.900in.

OAL = 4.440in.

Stem Dia = 0.3108i n.