![Matt Grant on X: "Some more comparative photos of the progress made in #F1 engine design over a period of nearly 50 years. Piston, head and block from the Cosworth CA from Matt Grant on X: "Some more comparative photos of the progress made in #F1 engine design over a period of nearly 50 years. Piston, head and block from the Cosworth CA from](https://pbs.twimg.com/media/EqZ7grSXYAE18jm.jpg:large)
Matt Grant on X: "Some more comparative photos of the progress made in #F1 engine design over a period of nearly 50 years. Piston, head and block from the Cosworth CA from
![2019 Vettel/Leclerc Race Used Scuderia Ferrari SF90 F1 Rod & Piston – Racing Hall of Fame Collection 2019 Vettel/Leclerc Race Used Scuderia Ferrari SF90 F1 Rod & Piston – Racing Hall of Fame Collection](https://www.racinghalloffamecollection.com/wp-content/uploads/2018-Vettel-_-Raikkonen-Race-Used-Scuderia-Ferrari-SF71H-F1-Rod-and-Piston-9912_0007_Hue_Saturation-4.jpg)
2019 Vettel/Leclerc Race Used Scuderia Ferrari SF90 F1 Rod & Piston – Racing Hall of Fame Collection
We often get asked what the green coating is on our Cosworth pistons. The coating is called Xylan, and it gives our piston skirts an extremely low surface friction along with superior
![2018 Vettel / Raikkonen Race Used Scuderia Ferrari SF71H F1 Rod and Piston – Racing Hall of Fame Collection 2018 Vettel / Raikkonen Race Used Scuderia Ferrari SF71H F1 Rod and Piston – Racing Hall of Fame Collection](https://www.racinghalloffamecollection.com/wp-content/uploads/GLOVES-1_0002_Brightness_Contrast-1.jpg)
2018 Vettel / Raikkonen Race Used Scuderia Ferrari SF71H F1 Rod and Piston – Racing Hall of Fame Collection
![F1 engines have only one compression ring and one oil piston ring specially for less friction : r/formula1 F1 engines have only one compression ring and one oil piston ring specially for less friction : r/formula1](https://preview.redd.it/uujvl79jkmg31.jpg?width=1282&format=pjpg&auto=webp&s=48cfe8af1eed4646e41877624f7bf659350c1ae4)
F1 engines have only one compression ring and one oil piston ring specially for less friction : r/formula1
![Craig Scarborough on X: "Some of @BMWMotorsport #F1 engine internals: crank/ pistons/clutch and cam gear drive https://t.co/af2HjJHK2b" / X Craig Scarborough on X: "Some of @BMWMotorsport #F1 engine internals: crank/ pistons/clutch and cam gear drive https://t.co/af2HjJHK2b" / X](https://pbs.twimg.com/media/Fa2JjazXgAAsnSQ.jpg:large)