Specifications: 4 x Triple Groove Inlet Valve 35,7 mm - Race 4 x Triple Groove Exhaust Valve 29,5 mm - Race 4 x Valve seats for unleaded 8 x Swiftune Bronze Valve Guide Set 8 x Swiftune valve springs 8 x Swiftune race valve spring washers 8 x Valve stem seals All surfaces machined for maximum gasket sealing. It would also be pressure tested. Chambers volume to be defined together (between 20 et 25cc). You need to provide a « cleaned » cylinder head with 16 triple groove collets and 8 triple groove top caps. Lead time: between 4 and 8 weeks after we received your cylinder head. Colors available: Green, Red, Yellow, Blue or Black Please note : all our cylinder heads are customs made and on order only. Each one of them are machined based on the spec of your engine.
