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Mahle single forged piston for Subaru WRX 2.5L applications with a 100.0mm bore, 79.0mm stroke and a 130.5mm rod length. Specified as a single piston unit, it lists a -19.3cc dish and an 8.5:1 compression ratio, with a stated mass around 405g and 4032 alloy construction. The detailed dimensions support builders who need exact piston geometry for custom engine assembly or replacement.
Mahle MS Piston Set Subaru WRX 2.5L 100mm Bore 79mm Stroke 130.4mm Rod -22cc 8.5 CR - Single
