AV&V Black & Chrome Tulip Extreme Duty Valves (5/16 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 5/16 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 |
|---|---|---|---|---|---|---|---|---|---|
| AV1480 | Exhaust | 1.480” | 4.640" | .3106" | Black nitride | .200” | Single | 25° | Sportster® 883 to 1200 conversion. Seats must be machined deeper and their I.D. bored |
| AV1485 | Exhaust | 1.485” | 4.560" | .3106" | Black nitride | .200” | Single | 25° | Sportster® 1200 and Buell®. Also good as stock replacement |
| AV1580 | Exhaust | 1.580” | 4.575" | .3106" | Chrome | .200” | Single | 25° | Sportster® 1200, Buell® (fits Thunderstorm) |
| AV1720B | Intake | 1.720” | 4.480" | .3108" | Black nitride | .200” | Single | 23° | Sportster® 1200 and Buell®. Also good as stock replacement |
| AV1770 | Intake | 1.770” | 4.480" | .3108" | Black nitride | .200” | Single | 23° | 1200 Sportster® & Buell®. .050” oversize valve |
| AV1813 | Intake | 1.812” | 4.485" | .3108" | Chrome | .200” | Single | 24° | 1200 Sportster® & Buell®. |
| AV1851 | Intake | 1.851” | 4.485" | .3108" | Chrome | .200” | Single | 24° | 1200 Sportster® & Buell®. Oversize valve |
| AV1720 | Intake | 1.720” | 4.560" | .3108" | Black nitride | .200” | Single | 22° | Sportster® 883 to 1200 conversion. Seats must be machined deeper and their I.D. bored |
AV&V Black & Chrome Tulip Extreme Duty Valves (7mm 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.
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 |
|---|---|---|---|---|---|---|---|---|---|
| AV1485-7TGC | Exhaust | 1.485” | 4.680" | .2755" | Chrome | .085” | Triple | 23° | Sportster 883 to 1200 conversion |
| AV1576-7TGB | Exhaust | 1.575” | 4.620" | .2755" | Black nitride | .085” | Triple | 25° | 1200 Sportster, Buel XB9 and XB12 - Also good as stock replacement |
| AV1725-7TGB | Intake | 1.725” | 4.580" | .2757" | Black nitride | .085” | Triple | 23° | Sportster 883 to 1200 conversion (2004 and up) |
| AV1811-7TGB | Intake | 1.810” | 4.480" | .2757" | Chrome | .085” | Triple | 24° | 1200 Sportster, Buel XB9 and XB12 - Also good as stock replacement |
| AV1851-7TGB | Intake | 1.851” | 4.520" | .2757" | Black nitride | .085” | Triple | 24° | 1200 Sportster, Buel XB9 and XB12 - .040" oversize valves |