380SL (107.045) V8-3.8L (116.960) (1982)
FIGURE 3 - CYLINDER HEAD BASIC BORE GAUGE
2.
Clean the cylinder head bore and check which size valve guide must be inserted (grey-brown or red), refer to steps 3-5. For checking the basic
bore, a newly developed bore gauge is available similar to the valve guide bore gauge (see Figure 3, top right corner).
FIGURE 2 - MEASURING POINTS
3.
The cylinder head bore must also be measured at both ends, at axis A and at axis B (see Figure 2).
FIGURE 4 - STANDARD REAMER (14.035 OR 15.035 MM DIAMETER)