To date the main S55 performance cylinder head solution was from HeadGames also using Ferrea valve train components. Veicomer in Portugal is now offering what they refer to as an extreme race cylinder for the S55 platform.

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We know the S55 encounters valve float issues so addressing the cylinder head is a must for high horsepower examples.

Veicomer did not provide any data or pricing information. As they are in Portugal, they may be an option for European S55 enthusiasts who are far away from HeadGames here in the USA.

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Beryllium Seats
Porting Job
Spring and retainers Kit
Ferrera Racing valves