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Franklin 12 series

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Franklin 12 series

The Franklin 12 series of 12-cylinder air-cooled horizontally opposed aircraft engines produced in the 1940s and 1950s, (US military designation O-805 was applied to the 12AC-806, 12ACG-806 and 12ACGSA-806).

Contents

Variants

Data from:

12AC-596
300 hp (224 kW) @ 2,600 rpm.
12ACG-596
350 hp (261 kW) @ 3,500 rpm.
12AC-806
450 hp (336 kW)0
12ACG-806
456 hp (340 kW) @ 3,200 rpm, geared to 0.632:1, (XO-805-1).
12ACGSA-806
500 hp (373 kW) @ 3,200 rpm, supercharged and geared to 0.632:1 (XO-805-3), or to 0.587:1 (O-805-5).
O-805
Military designation of the 12AC-806, 12ACG-806 and 12ACGSA-806.

Applications

Data from:

  • Interstate XBQ-5
  • Interstate XTD2R-1

    • References

    Franklin 12 series Wikipedia
    (Text) CC BY-SA


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