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The Mahle MS single piston for Subaru EJ20/207 is a direct-fit replacement piston with a 93.00mm bore and 75.0mm stroke sold individually. It uses a 130.4mm connecting rod set-up with a -12cc crown to yield an 8.0:1 compression ratio for EJ20/207 applications. Constructed from 4032 alloy and specified with a 23mm wrist pin, the piston is listed at about 359g, offering an OEM-size option for engine rebuilds.
Mahle MS Subaru EJ20/207 93.00mm Bore 75.0mm Stroke 130.4mm Rod -12cc 8.0 CR Single Piston
