Techtonics 41mm x 34mm (Stainless) 10V Hyd Big Valve Upgrade Kit (+1mm)

Kit includes everything needed to convert your (40mm Intake (38mm heads will need seats)) Audi hydraulic lifter 10V cylinder head to our hi-flow valve 41mm X 34 (stainless valves with 7mm stems. This complete kit includes 41mm intake valves with 7mm stems, 34mm exhaust valves with 7mm stems, 7mm tapered intake guides, 7mm tapered exhaust guides, 7mm keepers, 7mm chromoly upper retainers, 7mm stem seals and our HD valve spring set.

Fitment:

• Audi 5-cylinder 10v (4000, 5000, 80, 90, 100)

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