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    AV&V™ Extreme Duty Replacement Valves (3/8 stem)

    These superb valves feature the highest flow level on the market. They are one piece forged from a racing grade stainless steel alloy.

    Each valve has a bearing quality hardened tip to prevent premature wear with high-lift cams. AV&V’s 3/8” stem valves also features a 45° angle below the lock groove to facilitate valve seal installation.

    Each valve is heat treated with a special process and their stems centerless grinded to a micro finish for longer life.

    Part number Type Head Dia. Overall Length Stem Dia. Coating Tip Length Groove Back angle tulip Note
    HD07 Exhaust 1.750" 3.830" .3764" Black nitride .200" Single 25°
    HD09 Intake 1.955" 3.875" .3770" Black nitride .200" Single 20° Shovel Head® 1200 and 1340
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