Shovelution Cylinder Set Big Bore 3-5/8″

(2 customer reviews)


Shovelution Cylinders 3-5/8″ Big Bore, Billet Aluminum.


Shovelution Cylinders Big Bore 3-5/8″ by Speed And Science.

  • This product allows for an easy installation of either Shovelhead or PanShovel headsets on the EVOLUTION bottom end.
  • Billet Aluminum outer shell
  • Suitable for all ’84-’99 EVOLUTION models, this product requires engine cases to be bored out to 3.880″ in order to accept the cylinder spigots.
  • Cylinders are supplied 5.440″ long and yield 96CUI with 4-5/8″ stroke crankshafts. Longer stroke requires using stroker plates (not supplied). Shorter strokes (4-1/4 and 4-1/2) require base trimming.
  • Comes with pressed-in, centrifugally spun Grey Iron liners, undersized by -.030″ to allow for bore / hone to fit customer’s pistons. Liner’s beefy, 1/8″ wall thickness allow for all available oversized pistons.
  • Liners are replaceable, making the product infinitely rebuildable.
  • Custom-made 3/8″ base studs and 12pt 3/8-UNF nuts (Qty. 8 ea.) included.
  • Internal, “hidden” oil drains, OEM Shovelhead locations top / bottom.
  • Warranty details and conditions are listed in the Installation Manuals ( Manuals download page )

Additional information

Weight17 lbs
Dimensions18 × 12 × 10 in

2 reviews for Shovelution Cylinder Set Big Bore 3-5/8″

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  1. Absolute quality machining. Just a slight amount of tailoring to my building preferences. Hoot Rodgear

  2. Fantastic product

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