Non-PRO English to Polish Tech/Engineering Automotive / Cars & Trucks

Illustration of valve seat angles.
1. Seat (contact with valve) angle is generally 45 degrees
2. The top angle blends the top of the seat into the combustion chamber
3. The bottom angle blends the seat ID into the port
4. Top of the 45-gauge diameter, used to locate the valve at its mating
5. Width of the 45-degree cut (varies depending on application)

https://www.musclecardiy.com/performance/blueprinting-engine...

blends (łączy się)..... into (z)... ? ;)