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HMS Stage-3 Medium Duty Shortblock

- ALL NEW PARTS
- Head Stud Kit Included
- High Performance Coated Bearings
- OEM STI Crankshaft
- OEM STI Case Halfs
- HMS Forged Pistons
- HMS Forged Connecting Rods
- Cleanroom Assembled
- Blueprinted and Balanced

Perfection

Posted by Montgomery Scott, Jan 09, 2017

Such an amazing engine, when I start this baby up it never skips a beat.

Latest News

The all new HMS Compound!

HMS has made a BIG move...


  • Horizontal Motosports, LLC 2016
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