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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
and forged flat-top pistons matched to your bore size
The Speedmaster valve locks will fit any Speedmaster 10 degree retainer and are recommended for all race applications due to their superior strength
so parallax errors reading the timing marks are virtually eliminated
these spacers can handle anything your vehicle can dish out
1.400" Od. 1.060" Id.(+.050) 10 Deg 11/32 Chromoly Steel Valve Spring Retainers and forged flat-top pistons matchedSpeedmaster chromoly steel retainers are made from 4140 chromoly and then heat treated for long life. These retainers are available in a variety of lock angles and sizes to suit your needs, from performance street to competition use. This specific retainer is designed to add to the installed height by . 050 effectively decreasing spring pressure.
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