All assumes 31 IV

POKEMON					36		40		44		48		52		56		60		64		68		72		76		80		84		88

Hitmonchan (E4R1)		77%		88%		88%		88%		88%		94%		94%		--		--		--		--		--		--		--
Hitmonlee (E4R1)		77%		88%		88%		88%		88%		94%		94%		--		--		--		--		--		--		--
Onix (E4R1)				82%		88%		88%		88%		88%		94%		94%		--		--		--		--		--		--		--
Gyarados (E4R1)			--		82%		88%		88%		88%		88%		94%		94%		--		--		--		--		--		--
Machamp (E4R2)			--		--		--		--		--		--		82%		88%		88%		88%		94%		94%		94%		94%
Gengar (E4R2)			--		--		--		--		--		--		--		94%		94%		94%		94%		94%		100%	100%
Aerodactyl (E4R2)		--		--		--		--		--		--		--		--		88%		94%		94%		100%	100%	100%

NORMAL ROUTE EVs:
Hitmonchan (E4R1): 39
Hitmonlee (E4R1): 39
Onix (E4R1): 39
Gyarados (E4R1): 42
Machamp (E4R2): 63
Gengar (E4R2): 66
Aerodactyl (E4R2): 69

PLACES TO GET SP. ATK EVs:
- Mt. Moon Lass (1)
- Butterfree guy (2)
- Rocket Hideout Calcium (10)
- Mansion Calcium (10)
- Wild Oddish (1)
- Wild Gloom (2)
- Wild Venomoth (1)
- Wild Psyduck (1) 
- Wild Golduck (2)
- Wild Magnemite (1)
- Wild Magneton (2)
- Wild Gastly (1)
- Wild Haunter (2)

EXTRA EVs	RANGE IMPROVEMENTS*		TIME SAVE**		TIME TO GET		NET		
1			6						7.5 seconds		4 seconds		-3.5
2			7						10.5			4				-6.5
3			8						13.5			9				-4.5
4			8						13.5			11				-2.5
5			8						13.5			11				-2.5
6			8						13.5			11				-2.5
7			8						13.5			11				-2.5
8			8						13.5			11				-2.5
9			8						13.5			11				-2.5
10			8						13.5			11				-2.5
11			9						16.5			15				-1.5
12			9						16.5			15				-1.5
13			10						19.5			19				-0.5
14			10						19.5			21				+2.5
15			10						19.5			22				+3.5
16			10						19.5			22				+3.5
17			13						28.5			22				-6.5
18			15						34.5			22				-12.5
19			15						34.5			22				-12.5
20			15						34.5			22				-12.5
21			15						34.5			26				-8.5
22			15						34.5			26				-8.5

*Increases of 1/16 in the ranges (for example, 13/16 --> 14/16)
**Values each range improvement at 3 seconds (1.5 seconds if changing a FB to an 88% FT)