About the Isaacs Spitfire
     
Isaacs Spitfire

Spitfire Specification

Building a Spitfire

G-BBJI photo album

Bill Pratt's Spitfire

My Project

Guest Book Page

 
The Isaacs Sport Spitfire

Engine

100hp Continental 0-200

Propeller

Ratier (Metal) French

Span

22ft 1½ in.

Length

19ft 4in.

Height (tail up)

7ft 2in.

Height (tail down)

5ft 3in.

Wheel track

5ft 11in.

Tailplane span

6ft 3.6in.

Aspect ratio

5.65

Gross wing area

87 sq. ft.

Wing loading

12.64 lb/sq. ft.

Wing section

NACA 2200 series

Wing thickness

13.2% at root, 6% at tip

Incidence

Root - 2 degrees

 

Tip - -½ degrees

Dihedral

6 degrees

Chord at centre line

5ft.

Fuselage airbrake area

1.16 sq. ft.

Gross weight

1100lbs.

Empty weight

805lbs.

Max. power

100hp

Power loading

11lb./hp

Fuel capacity

10 Imp. Gallons (12 US Gals.)

Achieved Performance

 

Max. Level Speed

150mph at 2700rpm

Cruise speed

134mph at 2500rpm

 

123mph at 2300rpm

 

108mph at 2100rpm

 

100mph at 2000rpm

Max. dive speed

200mph

Rate of climb

Sea level - 1100fpm

 

12,000ft - 400fpm

Stall speed

(Clean) 52-54mph

 

(With airbrake) 47mph