8.38mm
For staged oil supply bore with 8mm outside diameter M278 Please refer to LI05.10-P-056435 Used to eliminate cold start rattle in M276, M278, M157
7.85mm
Browse our selection of quality engine cylinder head oil check valve parts designed specifically for your Mercedes-Benz GL550. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
4Matic
Sport Utility
V8 4.7L
Automatic
