Home Shop Engine Power Kits Truett & Osborn Stroker Flywheels for 45” Flatheads
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Truett & Osborn Stroker Flywheels for 45” Flatheads

There is NO Substitute for more cubic inches! Boost your little Flatty up to 54 cui or 900cc and experience the change from a lame duck to an agile pony. These 4.5” stroker flywheels require special stroker pistons which are also available. Recommended for qualified mechanics only because the flywheels need to be balanced and the engine cases and cylinders must be relieved for the rods to clear.

The selection includes:

  • flywheels for stock 45” crank pin and connecting rods
  • flywheels for racing purposes which work with stronger 1957-84 Sportster crankpins and connecting rods

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Flywheels by Truett & Osborn, fits 45”/750cc W, WR and G models 1937-1973, steel, stroke: 4-1/2 ”, 900 cm³, USA
W&W# Picture Price incl. VAT* Available from warehouse Germany?
63-723 Truett & Osborn Stroker Flywheels for 45” Flatheads for stock 45” crankpin and connecting rods 663.06 € set
in stock
63-753 Truett & Osborn Stroker Flywheels for 45” Flatheads for Sportster crankpins and connecting rods 741.07 € set
in stock
* The price includes German VAT (19% or reduced rate of 7% for Books).

See also:

  • Graf Stroker Pistons 750cc Flathead

    Graf Stroker Pistons 750cc Flathead Admittedly the investment for a set of stroker flywheels is pretty hefty and you wouldn´t crown this wonderful device with a set of inferior pistons, would ...

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