MAHLE S51823 Piston Ring Set for Waukesha 145GZ 5-3/8" Sleeve Assembly

The MAHLE S51823 is a precision-engineered piston ring set designed for the Waukesha 145GZ and 145GZBF817G stationary industrial engines operating on butane, gasoline, or natural gas fuel systems. This ring set is specifically matched to the 5-3/8 inch (5.375") sleeve assembly, ensuring correct fitment and optimal sealing performance within the cylinder bore.

MAHLE is a globally recognized OEM and aftermarket supplier of piston rings and engine components, manufacturing parts to exacting tolerances that meet or exceed original equipment specifications. The S51823 ring set is engineered for reliable long-term service in demanding stationary power generation and industrial applications where multi-fuel capability and durability are critical.

Key Features:

• Designed for the Waukesha 145GZ and 145GZBF817G engine platform
• Compatible with butane, gasoline, and natural gas fuel systems
• Fits the 5-3/8" (5.375") cylinder sleeve assembly
• Manufactured by MAHLE to OEM-equivalent tolerances
• Supports proper combustion sealing, oil control, and heat transfer
• Engineered for stationary industrial and power generation engine applications

Replacing worn piston rings with a quality MAHLE ring set restores compression, reduces oil consumption, and extends engine service life. This set is intended for use during sleeve assembly rebuilds or major engine overhauls on the Waukesha 145GZ family of multi-fuel industrial engines.