most 20 game to 42 game winning pitchers on a single team in a single season

Ed Walsh has the most games pitched in wins in a season, with 40 games in 1908.

	NAME	G	W	SEASON	TM	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Ed Walsh E. Walsh	40	40	1908	CWS	0	1.000	35		190	34	11	0	342.1	229		41	0	40	8	5		1,288	5	5.00	1.05	4.75	0.00	14.8	3.1	0.79	.218	1.08	6.02
2	Christy Mathewson C. Mathewson	37	37	1908	NYG	0	1.000	32		204	29	11	0	298.1	188		33	1	26	3	5		1,116	2	6.15	0.78	7.85	0.03	18.3	2.3	0.72	.212	1.00	5.67
3	Walter Johnson W. Johnson	36	36	1913	WSH	0	1.000	29	0.56	185	23	11	0	273.2	164	17	27	5	34	5	7		1,002	1	6.08	1.12	5.44	0.16	18.5	3.4	0.72	.206	0.89	5.39
4	Joe Wood J. Wood	34	34	1912	BSA	0	1.000	33	0.31	223	30	10	0	293.2	222		73	2	58	10	1		1,144	5	6.83	1.78	3.84	0.06	19.5	5.1	0.95	.259	2.24	6.80
5	Grover Alexander G. Alexander	33	33	1916	PHN	0	1.000	33	0.83	139	33	16	0	302.0	216	28	36	2	33	5	0		1,118	3	4.14	0.98	4.21	0.06	12.4	3.0	0.82	.228	1.07	6.44
6	Walter Johnson W. Johnson	33	33	1912	WSH	0	1.000	27	0.16	221	25	7	0	274.1	187		46	0	50	7	6		1,040	7	7.25	1.64	4.42	0.00	21.3	4.8	0.86	.245	1.51	6.13
7	Denny McLain D. McLain	31	31	1968	DET	0	1.000	31	1.62	236	28	6	0	273.0	186	49	54	20	46	5	0	1	1,031	3	7.78	1.52	5.13	0.66	22.9	4.5	0.85	.229	1.78	6.13
8	Lefty Grove L. Grove	31	31	1931	PHA	0	1.000	27	1.80	144	25	4	0	255.1	212	51	69	8	59	1	4		1,021	1	5.08	2.08	2.44	0.28	14.1	5.8	1.06	.252	2.43	7.47
9	Jim Bagby J. Bagby	31	31	1920	CLE	0	1.000	25	1.94	54	25	3	0	246.0	206	53	57	6	53	2	6		970	2	1.98	1.94	1.02	0.22	5.6	5.5	1.05	.234	2.09	7.54
10	Grover Alexander G. Alexander	31	31	1915	PHN	0	1.000	30	0.85	179	29	12	0	276.0	170	26	45	2	44	4	1		1,037	1	5.84	1.43	4.07	0.07	17.3	4.2	0.78	.208	1.47	5.54
11	Jack Coombs J. Coombs	31	31	1910	PHA	0	1.000	27		162	27	11	0	259.0	161		28	0	80	4	4		994	5	5.63	2.78	2.03	0.00	16.3	8.0	0.93	.215	0.97	5.59
12	Dizzy Dean D. Dean	30	30	1934	SLN	0	1.000	26	1.65	153	23	7	0	251.1	195	46	56	9	49	4	4		999	1	5.48	1.75	3.12	0.32	15.3	4.9	0.97	.237	2.01	6.98
13	Grover Alexander G. Alexander	30	30	1917	PHN	0	1.000	30	1.10	146	30	8	0	278.0	213	34	46	2	36	5	0		1,066	1	4.73	1.17	4.06	0.06	13.7	3.4	0.90	.241	1.49	6.90
14	Hal Newhouser H. Newhouser	29	29	1944	DET	0	1.000	25	1.82	156	24	6	0	242.2	194	49	52	5	57	1	4		956	3	5.79	2.11	2.74	0.19	16.3	6.0	1.03	.256	1.93	7.20
15	Eddie Cicotte E. Cicotte	29	29	1919	CWS	0	1.000	27	1.00	86	27	5	0	252.2	186	28	39	5	37	3	2		963	0	3.06	1.32	2.32	0.18	8.9	3.8	0.88	.218	1.39	6.63
16	Claude Hendrix C. Hendrix	29	29	1914	CHF	0	1.000	26	1.33	139	26	6	0	250.1	162	37	50	4	52	5	3			4	5.00	1.87	2.67	0.14		5.8	0.85	.226	1.80	5.82
17	George Mullin G. Mullin	29	29	1909	DET	0	1.000	25		101	23	3	0	239.2	168		51	1	59	7	4		927	2	3.79	2.22	1.71	0.04	10.9	6.4	0.95	.220	1.92	6.31
18	Mordecai Brown M. Brown	29	29	1908	CHC	0	1.000	23		92	23	9	0	236.1	142		32	1	31	2	6		862	5	3.50	1.18	2.97	0.04	10.7	3.6	0.73	.192	1.22	5.41
19	Robin Roberts R. Roberts	28	28	1952	PHN	0	1.000	28	2.41	121	27	3	0	261.1	223	70	77	15	35	3	0		1,029	1	4.17	1.21	3.46	0.52	11.8	3.4	0.99	.243	2.65	7.68
20	Dizzy Dean D. Dean	28	28	1935	SLN	0	1.000	24	2.20	146	23	3	0	228.2	194	56	62	9	47	1	4		911	0	5.75	1.85	3.11	0.35	16.0	5.2	1.05	.261	2.44	7.64
21	Lefty Grove L. Grove	28	28	1930	PHA	0	1.000	23	1.97	152	21	2	0	224.0	184	49	57	4	39	3	5		881	2	6.11	1.57	3.90	0.16	17.3	4.4	1.00	.264	2.29	7.39
22	Dazzy Vance D. Vance	28	28	1924	BKN	0	1.000	27	1.57	217	27	3	0	253.0	180	44	56	5	55	8	1		980	1	7.72	1.96	3.95	0.18	22.1	5.6	0.93	.252	1.99	6.40
23	Eddie Cicotte E. Cicotte	28	28	1917	CWS	0	1.000	23	1.10	99	21	7	0	230.0	145	28	33	0	35	1	4		856	1	3.87	1.37	2.83	0.00	11.6	4.1	0.78	.201	1.29	5.67
24	Walter Johnson W. Johnson	28	28	1914	WSH	0	1.000	24	0.64	139	20	9	0	224.1	143	16	21	0	42	7	4		839	8	5.58	1.68	3.31	0.00	16.6	5.0	0.82	.220	0.84	5.74
25	Jack Coombs J. Coombs	28	28	1911	PHA	0	1.000	25	0.30	138	20	1	0	241.1	237		89	2	82	12	2		1,026	8	5.15	3.06	1.68	0.07	13.5	8.0	1.32	.297	3.32	8.84