Techtonics 41mm x 33.5mm (Inconel Ex) 10V Hyd Big Valve Kit (+1/+.5)

Kit includes everything needed to convert your (40mm (38mm heads will need seats) Audi hydraulic lifter 10V cylinder head to our hi-flow valve 41mm (stainless) X 33.5mm (INCONEL) valves with 7mm stems. This complete kit includes 41mm intake valves with 7mm stems, 33.5mm INCONEL exhaust valves with 7mm stems, 7mm tapered intake guides, 7mm tapered exhaust guides, 7mm keepers, 7mm Titanium upper retainers, 7mm stem seals and our HD valve spring set. Inconel exhaust valves is a must for turbos and supercharged engines

Fitment:

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

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