Aichi B7A Ryusei (Shooting Star)
Allied Code Name: "Grace"
UNITS ALLOCATED
752nd and Yokosuka Kokutais.
TECHNICAL DATA
Description: Single-engined carrier-borne torpedo and dive-bomber. All-metal construction with fabric-covered control surfaces.
Accommodation: Crew of two in tandem enclosed cockpits.
Powerplant:
One Nakajima NK9B Homare 11 eighteen-cylinder air-cooled radial, rated at 1,800 hp for take-off, 1440 hp at 1,800 m and 1,560 hp at 6,400 m, driving a constant-speed four-blade metal propeller (B7A1 protorypes).
One Nakajima NK9C Homare 12 eighteen-cylinder air-cooled radial, rated at 1,825 hp for take-off, 1,670 hp at 2,400 m and 1,560 hp at 6,550 m, driving a constant-speed four-blade metal propeller (production B7A2).
One Nakajima NK9H-S Homare 23 eighteen-cylinder air-cooled radial, rated at 2,000 hp for take-off and 1,570 hp at 6,850 m, driving a constant-speed four-blade metal propeller (one experimental B7A2).
One Mitsubishi MK9A ([Ha-43] 11) eighteen-cylinder air-cooled radial, rated at 2,200 hp for take-off, 2,070 hp at 1,000 m and 1,930 hp at 5,000 m, driving a constant-speed four-blade metal propeller (B7A3).
Armament:
Two wing-mounted 20 mm Type 99 Model 2 cannon and one flexible rear-firing 7.92 mm Type 1 machine-gun (B7A1 and early production B7A2).
Two wing-mounted 20 mm Type 99 Model 2 cannon and one flexible rear-firing 13 mm Type 2 machine-gun (late production B7A2).
Bomb-load: one 800 kg torpedo or up to 800 kg of bombs.
B7A2
Dimensions:
Span 14.40 m
Length 11.49 m
Height 4.08 m
Wing area 35.4 m2
Weights:
Empty 3,810 kg
Loaded 5,625 kg
Maximum 6,500 kg
Wing loading 158.9 kg/m2
Power loading 3.1 kg/hp
Performance:
Maximum speed 306 kt at 6,550 m
Climb to 4,000 m
in 6 min 55 sec
Service ceiling 11,250 m
Normal range 1,000 naut miles
Maximum range 1,640 naut miles
Production: A total of 114 B7As were built as follows:
Aichi Kokuki K.K. at Funakata:
9 B7A1 prototypes (May 1942-Feb 1944)
80 B7A2 production aircraft (May 1944-July 1945)
Dai-Nijuichi Kaigun Kokusho at Omara (Sasebo):
25 B7A2 production aircraft (Apr 1944-Aug 1945)
Found it here
http://www.combinedfleet.com/kaigun.htm