Cylinder Head: Inspection

WARNING: This page is about a different car, the 2006 Dodge Magnum, 2006 Dodge Charger, and 2006 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Checking Cylinder Head Flatness-Typical

Courtesy of DAIMLERCHRYSLER CORP.

Before cleaning, check for leaks, damage and cracks.
Clean cylinder head and oil passages.
Check cylinder head for flatness.
Cylinder head must be flat within:
1. Standard dimension = less than 0.05 mm (0.002 inch.)
2. Service Limit = 0.2 mm (0.008 inch.)
3. Grinding Limit = Maximum of 0.2 mm (0.008 inch.) is permitted.

CAUTION: 0.20 mm (0.008 in.) MAX is a combined total dimension of the stock removal limit from cylinder head and block top surface (Deck) together.