612600040634 Bowl Plug For Weichai

The part number 612600040634 is a Bowl Plug (also commonly referred to as a Core Hole Plug, Freeze Plug, or Welch Plug) for WEICHAI engine.

Primary Function: It seals the core holes (casting holes) on the engine cylinder block or cylinder head to prevent coolant leakage. In freezing conditions, it is engineered to pop out if the coolant freezes, preventing the engine block from cracking.

This plug fits a broad range of Weichai’s classic and modern heavy-duty engine series:

• WD Series: WD615, WD618, WD10, WD12
• WP Series: WP6, WP10, WP12, WP13
• M Series: 6M11

612600040634 Bowl Plug For Weichai

612600040634 Bowl Plug