Super Alloy Engine valves represent the highest level of advancement in valve technology. These valves are designed to meet the extreme thermal demands of today's Nitro, Supercharged, Turbocharged and Marine engines.Fits: VW BEETLE / GOLF / JETTA / RABBIT 2.5L - DOHC 20 VALVE (BTW) - 2005 -1 / 2- 2009 Dimensions: Head diameter: 29 mm Shaft diameter: 5.97 mm Overall length: 102 mm Tip length: 5 mm Super Alloy Engine valves represent the highest level of valve technology advancement. These valves are designed to meet extreme heat requirements in today's Nitro powered, supercharged, turbocharged and offshore engines.Fits: VW BEETLE / GOLF / JETTA / RABBIT 2.5L - DOHC 20 VALVE (BTW) - 2005 -1 / 2-2009 diameter: 29 mmStem diameter: 5.97 mmOverall length: 102 mmTip length: 5 mm