Ron Guidry has the most career wins with exactly 0 at-bats, with 170 wins.

Interpreted as:

pitcher with most regular-season wins 0 career ab

	NAME	W	AB	L	W%	G	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	ERA-	FIP	FIP-	H/9	PRAA
1	Ron Guidry R. Guidry	170	0	91	.651	368	323	3.29	1,778	95	26	4	2392.0	2,198	874	953	226	633	13	23	24	9,794	56	6.69	2.38	2.81	0.85	18.2	6.5	1.18	.276	3.59	84	3.26	82	8.27	192
2	Mike Flanagan M. Flanagan	167	0	143	.539	526	404	3.90	1,491	101	19	4	2770.0	2,806	1,199	1,301	251	890	41	49	41	11,684	84	4.84	2.89	1.68	0.82	12.8	7.6	1.33	.284	4.23	100	3.83	97	9.12	44.4
3	Dennis Leonard D. Leonard	144	0	106	.576	312	302	3.70	1,323	103	23	1	2187.0	2,137	898	1,008	202	622	52	3	39	9,149	73	5.44	2.56	2.13	0.83	14.5	6.8	1.26	.278	4.15	93	3.59	93	8.79	62.5
4	Scott McGregor S. McGregor	138	0	108	.561	356	309	3.99	904	83	23	5	2140.2	2,245	949	1,031	235	518	26	24	26	8,982	28	3.80	2.18	1.75	0.99	10.1	5.8	1.29	.275	4.33	102	4.05	101	9.44	-11.1
5	Mike Boddicker M. Boddicker	134	0	116	.536	342	309	3.80	1,330	63	16	3	2123.2	2,082	897	992	188	721	87	15	39	8,999	60	5.64	3.06	1.84	0.80	14.8	8.0	1.32	.284	4.20	93	3.82	94	8.82	53.6
6	Richard Dotson R. Dotson	111	0	113	.496	305	295	4.23	973	55	11	0	1857.1	1,884	872	964	194	740	40	7	24	8,034	46	4.71	3.59	1.31	0.94	12.1	9.2	1.41	.278	4.67	103	4.32	108	9.13	-61.5
7	Kirk McCaskill K. McCaskill	106	0	108	.495	380	242	4.12	1,003	30	11	7	1729.0	1,748	791	876	154	665	34	55	35	7,405	72	5.22	3.46	1.51	0.80	13.5	9.0	1.40	.287	4.56	101	4.03	97	9.10	20.1
8	Moose Haas M. Haas	100	0	83	.546	266	252	4.01	853	56	8	2	1655.0	1,717	738	806	162	436	10	8	36	6,928	40	4.64	2.37	1.96	0.88	12.3	6.3	1.30	.284	4.38	102	3.77	96	9.34	27.6
9	Chris Bosio C. Bosio	94	0	93	.503	309	246	3.96	1,059	39	9	9	1710.0	1,742	753	835	162	481	41	32	22	7,225	61	5.57	2.53	2.20	0.85	14.7	6.7	1.30	.288	4.39	93	3.79	91	9.17	69.2
10	Bill Wegman B. Wegman	81	0	90	.474	262	216	4.16	696	33	4	2	1482.2	1,567	685	769	187	352	40	19	22	6,254	19	4.22	2.14	1.98	1.14	11.1	5.6	1.29	.277	4.67	98	4.35	105	9.51	-35.8
11	Bill Travers B. Travers	65	0	71	.478	205	168	4.10	488	46	10	1	1120.2	1,139	511	575	134	415	44	16	22	4,838	44	3.92	3.33	1.18	1.08	10.1	8.6	1.39	.268	4.62	107	4.57	120	9.15	-98.1
12	Steve McCatty S. McCatty	63	0	63	.500	221	161	3.99	541	45	7	5	1188.1	1,172	527	581	124	520	31	32	20	5,176	25	4.10	3.94	1.04	0.94	10.5	10.0	1.42	.265	4.40	104	4.55	114	8.88	-77.5
13	Sammy Stewart S. Stewart	59	0	48	.551	359	25	3.59	586	4	1	45	956.2	863	382	421	77	502	16	181	43	4,121	41	5.51	4.72	1.17	0.72	14.2	12.2	1.43	.267	3.96	90	4.16	103	8.12	-15.4
14	Tippy Martinez T. Martinez	55	0	42	.567	546	2	3.45	632	0	0	115	834.0	732	320	357	53	425	8	320	57	3,544	64	6.82	4.59	1.49	0.57	17.8	12.0	1.39	.280	3.85	90	3.56	91	7.90	33.6
15	Ken Schrom K. Schrom	51	0	51	.500	176	137	4.81	372	22	3	1	900.0	963	481	535	125	320	25	12	17	3,907	13	3.72	3.20	1.16	1.25	9.5	8.2	1.43	.273	5.35	112	4.89	118	9.63	-74.9
16	Bryan Shaw B. Shaw	43	0	46	.483	796	2	3.96	681	0	0	19	764.1	723	336	377	82	299	32	172	21	3,270	41	8.02	3.52	2.28	0.97	20.8	9.1	1.34	.295	4.44	93	4.05	97	8.51	9.3
17	Pete Redfern P. Redfern	42	0	48	.467	170	111	4.54	426	9	1	3	714.0	764	360	409	68	306	11	23	10	3,120	16	5.37	3.86	1.39	0.86	13.7	9.8	1.50	.301	5.16	113	4.06	103	9.63	-10.2
18	Jonathan Papelbon J. Papelbon	41	0	36	.532	689	3	2.44	808	0	0	368	725.2	572	197	226	57	185	34	585	18	2,938	14	10.02	2.29	4.37	0.71	27.5	6.3	1.04	.278	2.80	58	2.80	69	7.09	105.2
19	Bob Wells B. Wells	40	0	28	.588	414	21	5.03	417	1	1	15	635.2	688	355	378	101	200	35	111	19	2,777	8	5.90	2.83	2.09	1.43	15.0	7.2	1.40	.290	5.35	105	4.97	107	9.74	-21.7
20	Ryan Pressly R. Pressly	37	0	38	.493	648	0	3.30	706	0	0	115	673.0	591	247	278	61	201	14	252	14	2,777	47	9.44	2.69	3.51	0.82	25.4	7.2	1.18	.295	3.72	79	3.18	76	7.90	74.9
21	Mark Melancon M. Melancon	37	0	40	.481	732	0	2.94	643	0	0	262	726.2	657	237	276	44	192	25	454	23	2,981	44	7.96	2.38	3.35	0.54	21.6	6.4	1.17	.295	3.42	73	3.03	76	8.14	75.9
22	Joakim Soria J. Soria	36	0	45	.444	773	1	3.11	831	0	0	229	763.0	633	264	279	67	231	27	427	18	3,146	33	9.80	2.72	3.60	0.79	26.4	7.3	1.13	.284	3.29	73	3.11	74	7.47	92.7
23	Pat Neshek P. Neshek	36	0	25	.590	544	0	2.82	471	0	0	16	488.0	375	153	167	57	133	9	119	21	1,959	9	8.69	2.45	3.54	1.05	24.0	6.8	1.04	.247	3.08	70	3.60	88	6.92	27.6
24	Chad Bradford C. Bradford	36	0	28	.563	561	0	3.26	313	0	0	11	515.2	527	187	214	28	137	29	115	39	2,180	4	5.46	2.39	2.28	0.49	14.4	6.3	1.29	.298	3.73	73	3.54	79	9.20	53.7
25	Roger Erickson R. Erickson	35	0	53	.398	135	117	4.13	365	24	0	1	799.1	868	367	419	68	251	14	5	9	3,451	24	4.11	2.83	1.45	0.77	10.6	7.3	1.40	.291	4.72	103	3.85	98	9.77	7.9