Engine Data Sheets
Mechanical Data tables

Principal Aero Engines of 1910 Page 143
N/A = Not Applicable --- NA = Info Not available
Diagonal or V Engines Section 1
Maker Antoinette Antoinette Antoinette Antoinette Anzani Anzani Aeroplane
Cooling Water Water Water Water Water Water Water
No of Cyls 8 8 16 16 4 4 8
Bore/Stroke 3.15" x 3.15" 4.33" x 4.13" 3.15" x 3.15" 4.33" x 4.13" 3.94" x 4.73" 5.32" x 5.91" 3.93" X 4.73"
Ratio - Stroke to Bore 1.0 0.95 1.0 0.95 1.2 1.1 1.19
Operating rpm 1400 1100 1400 1100 1600 1400 1500
Piston Speed 735 ft/min 760 ft/min 735 ft/min 760 ft/min 1260 ft/min 1380 ft/min 1185
Brake HP 32 67.2 64 134 30 56.4 59
Weight lbs 92 209 165 264 187 308 452
lbs per bhp 2.9 3.1 2.6 2 6.2 5.4 7.6
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Diagonal or V Engines Section 2
Maker Brouhot Easton Easton E.N.V. E.N.V. E.N.V. E.N.V.
Cooling Water Water Water Water Water Water Water
No of Cyls 8 8 8 8 8 8 8
Bore/Stroke 4.13" x 4.33" 3.74" x 3.98" 4.48" x 4.48" 3.35" x 3.54" 4.13" x 4.33" 3.94" X 5.12" 3.94" X 5.12"
Ratio - Stroke to Bore 1.04 1.05 1.0 1.05 1.04 1.3 1.3
Operating rpm 1400 Not Given Not Given 1700 1550 Not Given Not Given
Piston Speed 1015 ft/min Not Given Not Given 1000 ft/min 1120 ft/min Not Given Not Given
Brake HP 61.4 49.5 74.50 38.40 62 60.5 60.5
Weight lbs 308 275 300 150 286 440 363
lbs per bhp 5.0 5.5 4.0 3.8 4.6 7.3 6.0
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Let me know if any of the above does not read true, or if you have information that does not agree.
Wherever possible, I will update these pages on a regular basis as data comes in.

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Principal Aero Engines of 1910 Page 143
N/A = Not Applicable --- NA = Info Not available
Diagonal or V Engines	Section 1
Maker	Antoinette	Antoinette	Antoinette	Antoinette	Anzani	Anzani	Aeroplane
Cooling	Water	Water	Water	Water	Water	Water	Water
No of Cyls	8	8	16	16	4	4	8
Bore/Stroke	3.15" x 3.15"	4.33" x 4.13"	3.15" x 3.15"	4.33" x 4.13"	3.94" x 4.73"	5.32" x 5.91"	3.93" X 4.73"
Ratio - Stroke to Bore	1.0	0.95	1.0	0.95	1.2	1.1	1.19
Operating rpm	1400	1100	1400	1100	1600	1400	1500
Piston Speed	735 ft/min	760 ft/min	735 ft/min	760 ft/min	1260 ft/min	1380 ft/min	1185
Brake HP	32	67.2	64	134	30	56.4	59
Weight lbs	92	209	165	264	187	308	452
lbs per bhp	2.9	3.1	2.6	2	6.2	5.4	7.6
-----------------	-----------------	-----------------	-----------------	-----------------	-----------------	-----------------	-----------------
Diagonal or V Engines	Section 2
Maker	Brouhot	Easton	Easton	E.N.V.	E.N.V.	E.N.V.	E.N.V.
Cooling	Water	Water	Water	Water	Water	Water	Water
No of Cyls	8	8	8	8	8	8	8
Bore/Stroke	4.13" x 4.33"	3.74" x 3.98"	4.48" x 4.48"	3.35" x 3.54"	4.13" x 4.33"	3.94" X 5.12"	3.94" X 5.12"
Ratio - Stroke to Bore	1.04	1.05	1.0	1.05	1.04	1.3	1.3
Operating rpm	1400	Not Given	Not Given	1700	1550	Not Given	Not Given
Piston Speed	1015 ft/min	Not Given	Not Given	1000 ft/min	1120 ft/min	Not Given	Not Given
Brake HP	61.4	49.5	74.50	38.40	62	60.5	60.5
Weight lbs	308	275	300	150	286	440	363
lbs per bhp	5.0	5.5	4.0	3.8	4.6	7.3	6.0
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