OEM BORE 3-1/2″ CYLINDERS, SHOVELHEAD

US$1,300

Speed And Science OEM Bore (3-1/2″) Billet Aluminum Shovelhead Cylinders.

Available on backorder

Description

  • Speed And Science ® designed OEM Bore (3-1/2″) Billet Aluminum Shovelhead Cylinders.
  • Suitable for all ’66-’84 models, this product does not require engine cases to be bored out in order to accept the cylinder spigots.
  • Cylinders are supplied 5.440″ long and will accept up to 4-1/2″ stroke crankshafts. Longer stroke requires using stroker plates (not supplied). Shorter strokes (e.g. 4-1/4″) require base trimming.
  • Comes with pressed-in, cetrifugally spun Grey Iron liners, undersized by -.030″ to allow for bore / hone to fit customer’s pistons. Liner’s wall thickness allow for up to +.030″ possible overbore.
  • Liners are replaceable, making the product infinitely rebuildable.
  • Internal, “hidden” oil drains, OEM locations top / bottom.
  • 9.2lb weight savings (p. pair) versus the all cast-iron construction.
  • Much better heat conductivity / dissipation drops the operating temperature up to 50F.
  • Warranty details and conditions are listed in the Installation Manuals ( Manuals download page )

Additional information

Weight17 lbs
Dimensions18 × 12 × 10 in

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