Bob Friend has the most career wins for the Pirates against the Mets, with 14 wins.

Interpreted as:

pirates pitcher with most regular-season wins vs mets

	NAME	W	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	H/9
1	Bob Friend B. Friend	14	2	.875	18	18	1.61	85	11	2	0	145.2	114	26	31	7	20	2	0	2	568	2	5.25	1.24	4.25	0.43	15.0	3.5	0.92	.236	1.92	7.04
2	John Candelaria J. Candelaria	13	7	.650	30	25	2.75	128	6	0	3	183.0	148	56	62	10	34	1	4	4	711	0	6.30	1.67	3.76	0.49	18.0	4.8	0.99	.257	3.05	7.28
3	Bob Veale B. Veale	13	8	.619	31	24	3.34	160	11	4	0	172.2	152	64	70	9	77	2	2	1	737	6	8.34	4.01	2.08	0.47	21.7	10.4	1.33	.292	3.65	7.92
4	Dock Ellis D. Ellis	11	8	.579	25	22	2.54	107	4	2	0	145.0	136	41	48	5	53	2	1	7	619	1	6.64	3.29	2.02	0.31	17.3	8.6	1.30	.290	2.98	8.44
5	Steve Blass S. Blass	11	11	.500	30	28	3.16	129	9	3	0	185.1	182	65	69	7	67	3	0	5	777	2	6.26	3.25	1.93	0.34	16.6	8.6	1.34	.306	3.35	8.84
6	John Smiley J. Smiley	10	3	.769	28	12	2.41	60	4	1	0	112.0	70	30	32	10	25	0	5	1	424	0	4.82	2.01	2.40	0.80	14.2	5.9	0.85	.182	2.57	5.63
7	Kent Tekulve K. Tekulve	10	9	.526	86	0	3.03	73	0	0	11	118.2	114	40	56	8	42	1	49	19	504	2	5.54	3.19	1.74	0.61	14.5	8.3	1.31	.279	4.25	8.65
8	Vern Law V. Law	10	3	.769	19	16	2.13	79	7	5	0	126.2	108	30	36	5	24	2	1	1	512	1	5.61	1.71	3.29	0.36	15.4	4.7	1.04	.256	2.56	7.67
9	Randy Tomlin R. Tomlin	9	0	1.000	14	13	2.05	45	3	1	0	92.0	73	21	24	5	14	1	0	0	356	1	4.40	1.37	3.21	0.49	12.6	3.9	0.95	.234	2.35	7.14
10	Rick Rhoden R. Rhoden	9	5	.643	22	22	2.68	101	6	2	0	154.2	143	46	50	8	35	1	0	3	622	8	5.88	2.04	2.89	0.47	16.2	5.6	1.15	.283	2.91	8.32
11	Jerry Reuss J. Reuss	9	5	.643	19	19	3.01	64	7	2	0	125.2	131	42	52	8	39	2	0	1	535	4	4.58	2.79	1.64	0.57	12.0	7.3	1.35	.291	3.72	9.38
12	Don Robinson D. Robinson	7	7	.500	36	15	2.60	112	3	0	1	142.0	113	41	45	6	60	4	15	6	583	5	7.10	3.80	1.87	0.38	19.2	10.3	1.22	.267	2.85	7.16
13	Jim Rooker J. Rooker	7	7	.500	24	20	2.47	69	3	1	0	149.1	133	41	51	10	58	4	0	4	615	3	4.16	3.50	1.19	0.60	11.2	9.4	1.28	.259	3.07	8.02
14	Doug Drabek D. Drabek	6	7	.462	21	21	4.18	58	1	0	0	127.0	122	59	63	18	44	1	0	5	539	8	4.11	3.12	1.32	1.28	10.8	8.2	1.31	.249	4.46	8.65
15	Larry McWilliams L. McWilliams	6	8	.429	20	13	3.68	61	1	1	0	95.1	93	39	45	7	29	6	1	6	412	2	5.76	2.74	2.10	0.66	14.8	7.0	1.28	.278	4.25	8.78
16	Bruce Kison B. Kison	6	4	.600	21	16	4.79	65	3	0	0	103.1	104	55	57	9	36	5	0	1	441	2	5.66	3.14	1.81	0.78	14.7	8.2	1.35	.291	4.96	9.06
17	Don Cardwell D. Cardwell	6	1	.857	11	9	2.31	38	4	0	0	70.0	61	18	20	5	13	3	0	2	279	2	4.89	1.67	2.92	0.64	13.6	4.7	1.06	.255	2.57	7.84
18	Tommie Sisk T. Sisk	6	0	1.000	24	10	2.56	37	5	4	1	84.1	69	24	26	0	30	2	5	3	343	4	3.95	3.20	1.23	0.00	10.8	8.7	1.17	.252	2.77	7.36
19	Zane Smith Z. Smith	5	3	.625	16	15	1.94	55	2	1	0	92.2	90	20	26	6	10	2	0	0	369	0	5.34	0.97	5.50	0.58	14.9	2.7	1.08	.284	2.53	8.74
20	Bert Blyleven B. Blyleven	5	3	.625	15	14	2.92	63	4	3	0	98.2	89	32	34	2	31	2	1	4	409	1	5.75	2.83	2.03	0.18	15.4	7.6	1.22	.280	3.10	8.12
21	Jim Bibby J. Bibby	5	3	.625	17	10	2.88	45	3	2	0	68.2	64	22	25	5	26	2	3	3	290	2	5.90	3.41	1.73	0.66	15.5	9.0	1.31	.278	3.28	8.39
22	Bob Moose B. Moose	5	8	.385	26	15	2.93	95	4	1	0	135.1	118	44	50	5	48	8	1	7	563	0	6.32	3.19	1.98	0.33	16.9	8.5	1.23	.278	3.33	7.85
23	Luke Walker L. Walker	5	9	.357	22	11	3.90	71	2	1	0	87.2	72	38	41	4	50	0	3	4	380	1	7.29	5.13	1.42	0.41	18.7	13.2	1.39	.267	4.21	7.39
24	Don Schwall D. Schwall	5	2	.714	10	6	1.85	23	1	1	1	48.2	38	10	14	1	18	1	1	1	197	3	4.25	3.33	1.28	0.18	11.7	9.1	1.15	.240	2.59	7.03
25	Roy Face R. Face	5	7	.417	36	0	2.35	37	0	0	13	53.2	52	14	17	5	13	0	31	6	219	2	6.20	2.18	2.85	0.84	16.9	5.9	1.21	.287	2.85	8.72