The New York Mets hit their most home runs in a game against the Pirates on June 29, 1997, with 5 homers.

Interpreted as:

mets most homers in a regular-season game vs pirates

	TEAM	HR	DATE	TM		OPP	RESULT	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mets	5	6/29/1997	NYM	@	PIT	W 10-8	36	10	12	2	0	10	1	2	4	0	0	41	29	7	1	1	0	1	.333	.375	.806	1.181
2	Mets	4	7/9/2021	NYM	vs	PIT	W 13-4	34	13	10	1	0	13	4	1	13	0	0	39	23	5	0	0	0	0	.294	.385	.676	1.061
3	Mets	4	7/26/2019	NYM	vs	PIT	W 6-3	30	6	6	0	1	6	0	1	4	0	0	31	20	5	0	0	0	0	.200	.226	.667	.892
4	Mets	4	9/18/2001	NYM	@	PIT	W 7-5	34	7	10	2	0	7	5	0	5	1	1	39	24	6	0	0	0	1	.294	.385	.706	1.090
5	Mets	3	8/16/2023	NYM	vs	PIT	W 8-3	33	8	9	2	0	8	8	0	7	0	1	41	20	5	0	0	0	1	.273	.415	.606	1.021
6	Mets	3	8/15/2023	NYM	vs	PIT	L 4-7	32	4	7	0	0	4	3	0	11	0	0	35	16	3	0	0	0	2	.219	.286	.500	.786
7	Mets	3	8/14/2023	NYM	vs	PIT	W 7-2	32	7	9	2	0	7	4	0	5	2	0	37	20	5	0	1	0	0	.281	.351	.625	.976
8	Mets	3	7/17/2021	NYM	@	PIT	L 7-9	34	7	11	5	0	7	5	0	5	0	0	40	25	8	1	0	0	3	.324	.410	.735	1.146
9	Mets	3	8/4/2019	NYM	@	PIT	W 13-2	43	13	16	6	0	11	2	1	11	0	0	46	31	9	0	0	0	0	.372	.413	.721	1.134
10	Mets	3	6/3/2017	NYM	vs	PIT	W 4-2	29	4	7	1	0	4	4	0	7	0	1	33	17	4	0	0	0	1	.241	.333	.586	.920
11	Mets	3	6/2/2017	NYM	vs	PIT	L 7-12	35	7	9	0	1	6	4	0	9	0	0	39	20	4	0	0	0	1	.257	.333	.571	.905
12	Mets	3	5/27/2017	NYM	@	PIT	L 4-5	43	4	12	3	1	4	1	0	10	0	0	44	26	7	0	0	0	0	.279	.295	.605	.900
13	Mets	3	6/16/2016	NYM	vs	PIT	W 6-4	33	6	11	3	0	6	2	1	6	0	0	37	23	6	0	1	0	1	.333	.378	.697	1.075
14	Mets	3	9/19/2001	NYM	@	PIT	W 9-2	40	9	15	2	0	7	1	0	3	1	1	41	26	5	0	0	0	2	.375	.390	.650	1.040
15	Mets	3	4/14/2000	NYM	@	PIT	W 8-5	48	8	20	3	1	8	9	0	7	0	2	59	34	7	1	1	1	1	.417	.500	.708	1.208
16	Mets	3	5/25/1999	NYM	@	PIT	W 8-3	35	8	11	3	0	8	7	1	6	2	1	44	23	6	1	0	0	1	.314	.442	.657	1.099
17	Mets	3	6/22/1997	NYM	vs	PIT	W 12-9	42	12	18	3	0	12	4	2	9	0	1	50	30	6	1	1	0	1	.429	.490	.714	1.204
18	Mets	3	7/29/1996	NYM	vs	PIT	W 5-0	30	5	7	1	0	5	3	0	3	1	0	33	17	4	0	0	0	0	.233	.303	.567	.870
19	Mets	3	6/6/1992	NYM	@	PIT	W 15-1	42	15	18	3	0	14	6	0	5	0	1	49	30	6	0	1	0	1	.429	.490	.714	1.204
20	Mets	3	6/9/1990	NYM	vs	PIT	W 9-3	37	9	15	4	0	8	4	1	6	0	1	43	28	7	0	1	1	0	.405	.465	.757	1.222
21	Mets	3	6/8/1990	NYM	vs	PIT	W 7-1	34	7	12	1	0	6	4	0	2	1	2	39	22	4	1	0	1	0	.353	.421	.647	1.068
22	Mets	3	6/9/1989	NYM	@	PIT	L 3-4	35	3	6	0	0	3	3	0	5	2	0	38	15	3	0	0	1	1	.171	.237	.429	.665
23	Mets	3	6/28/1988	NYM	@	PIT	W 5-2	35	5	10	1	0	5	6	0	4	1	1	41	20	4	0	0	1	0	.286	.390	.571	.962
24	Mets	3	9/20/1987	NYM	@	PIT	L 8-9	56	8	15	5	1	8	6	0	8	1	0	62	31	9	0	0	0	1	.268	.339	.554	.892
25	Mets	3	9/18/1987	NYM	@	PIT	L 9-10	34	9	9	1	0	9	5	0	5	3	1	40	19	4	0	1	1	0	.265	.350	.559	.909