Editing Hyper engine (section)

===FY 1941===
Three additional high-performance engines were considered for the USAAC's FY 1942 "Hyper" engine procurement program. They were:<ref name="Balzer24"/>
* [[Wright R-2160]] "Tornado"
* [[Pratt & Whitney XH-3130|Pratt & Whitney H-3130]]
* [[Allison V-3420]]

Not to be left out, the US Navy selected the [[Lycoming H-2470|Lycoming XH-2470]] for funding in FY 1942 as well.<ref name="Balzer24"/>

{|class="wikitable" width="90%"
|+The high-performance engines of FY 1941<ref name="Balzer24"/>
|-valign=top
! Engine model
! Configuration
! Displacement
! Horsepower
! Specific<br>horsepower
! Weight
! Power to<br>weight ratio
|-
| [[Allison V-3420]]
| 24-cylinder [[W engine]]
| 3,421.2&nbsp;in³
| 2,100&nbsp;hp
| .61&nbsp;hp/in³
| {{convert|2,600|lb|kg|abbr=on}}
| 0.81&nbsp;hp/lb
|-
|  [[Lycoming H-2470|Lycoming XH-2470]]
| 24-cylinder horizontal opposed
| 2,470&nbsp;in³
| 2,300&nbsp;hp
| .93&nbsp;hp/in³
| {{convert|2430|lb|kg|abbr=on}}
| 0.96&nbsp;hp/lb
|-
| [[Pratt & Whitney XH-3130]]
| 24-cylinder H-block
| 3,130&nbsp;in³
| 2,650&nbsp;hp
| .84&nbsp;hp/in³
| {{convert|3250|lb|kg|abbr=on}}
| 0.82&nbsp;hp/lb
|-
|  [[Wright R-2160]]
| 42-cylinder 7-bank
| 2,160&nbsp;in³
| 2,350&nbsp;hp
| 1.09&nbsp;hp/in³
| {{convert|2400|lb|kg|abbr=on}}
| 0.98&nbsp;hp/lb
|}