Porsche Flat Slide System ST - Complete 41 mm 1,02302S1-neu SMC.212.SET the arm rivets are silver

the arm rivets are silver (not black) as well as slightly domed with one rivet slightly larger than the the other rivet

Porsche Roof panel trim for the left side of 924 (1986-1988)

C2/C4 (1990-1994) front and (1992-1994) rear

Porsche Engine case cover plate for 996

Porsche Flat Slide System ST - Complete 41 mm 1,02302S1-neu SMC.212.SET the arm rivets are silverPorsche Complete flat slide system for the Porsche 911 RSR with a diameter of 41 mm. Flat slide systems have been used in Porsche racing vehicles since the 1960s to achieve maximum engine performance. The main advantage of a flat valve system is that when the valve is fully open, the maximum flow values