Calculations

./drag calc.png

From: http://www.scooterhelp.com/cgi-bin/vespa.gear.calc.pl

Highest PX gearing possible:

Ratio-->	12.47	8.48	5.85	4.36
RPMs	1st Gear KPH	2nd Gear KPH	3rd Gear KPH	4th Gear KPH
1000	6	9	14	18
2000	13	19	28	37
3000	19	29	42	56
4000	26	38	56	75
5000	32	48	70	94
6000	39	58	84	113
7000	46	67	98	132
8000	52	77	112	151
9000	59	87	126	169
10000	65	97	140	188

4th Gear Power Requirements

RPM	HP
5000	5
6000	10
7000	14
8000	22
9000	31
10000	45

Subpages (1): Calculating Drag

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aerodynamic_calculator (1).xls

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Comments

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