This is a set of 8 Mahle small block Chevrolet SBC flat top pistons and rings 414 CI. They have a 4.125" bore, 3.875" stroke, 6.000" rod, 1.062R" compression height. 927 pin diameter, -5cc crown volume, compression ratio: 58cc=12.8, 64cc=11.9, 70cc=11.1, 4032 alloy. Comes with 1.5mm, 1.5mm, 3.0mm file fit performance complete ring set with oil support rails, wrist pins, and locks.
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