lowest era- by a player with at least 750 ip between 1986 to 1992

Between the 1986 and 1992 seasons, Roger Clemens had the best ERA- when pitching at least 750 innings, with an ERA- of 63.

	NAME	ERA-	IP	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	FIP	FIP-	H/9	PRAA
1	Roger Clemens R. Clemens	63	1799.1	237	136	63	.683	237	2.66	1,673	81	32	0	1,474	531	603	110	486	48	0	33	7,247	43	8.37	2.43	3.44	0.55	23.1	6.7	1.09	.277	3.02	2.62	65	7.37	279.9
2	Teddy Higuera T. Higuera	79	1079.0	156	77	48	.616	155	3.27	892	43	10	0	959	392	424	92	328	19	1	15	4,450	9	7.44	2.74	2.72	0.77	20.0	7.4	1.19	.278	3.54	3.21	80	8.00	100.6
3	Bret Saberhagen B. Saberhagen	81	1365.0	199	83	66	.557	191	3.26	943	53	13	0	1,286	495	539	100	284	28	4	21	5,557	34	6.22	1.87	3.32	0.66	17.0	5.1	1.15	.282	3.55	3.05	78	8.48	128.9
4	Dennis Martinez D. Martinez	81	1391.0	208	85	63	.574	199	2.95	837	39	13	0	1,239	456	523	99	345	41	3	28	5,679	23	5.42	2.23	2.43	0.64	14.7	6.1	1.14	.262	3.38	3.35	92	8.02	44
5	Jose Rijo J. Rijo	83	1161.1	220	75	56	.573	170	3.16	984	18	3	1	1,000	408	470	80	437	19	24	24	4,829	22	7.63	3.39	2.25	0.62	20.4	9.0	1.24	.278	3.64	3.17	81	7.75	87.5
6	Jimmy Key J. Key	84	1421.0	219	98	70	.583	218	3.43	815	25	10	0	1,366	542	596	135	322	21	0	16	5,842	22	5.16	2.04	2.53	0.86	14.0	5.5	1.19	.271	3.77	3.61	88	8.65	76.7
7	Joe Magrane J. Magrane	84	805.0	121	43	44	.494	119	3.11	448	20	10	0	747	278	314	32	257	28	1	24	3,368	46	5.01	2.87	1.74	0.36	13.3	7.6	1.25	.275	3.51	3.26	88	8.35	38
8	Frank Viola F. Viola	85	1732.2	249	116	86	.574	249	3.39	1,227	46	10	0	1,669	652	716	161	480	26	0	17	7,198	55	6.37	2.49	2.56	0.84	17.0	6.7	1.24	.284	3.72	3.46	88	8.67	94.7
9	Tom Candiotti T. Candiotti	85	1520.1	227	89	87	.506	221	3.42	986	54	9	0	1,426	577	662	119	498	37	3	17	6,392	63	5.84	2.95	1.98	0.70	15.4	7.8	1.27	.275	3.92	3.57	90	8.44	67.1
10	Bob Tewksbury B. Tewksbury	85	784.1	137	48	39	.552	116	3.22	305	14	3	1	828	281	332	52	136	19	8	11	3,251	8	3.50	1.56	2.24	0.60	9.4	4.2	1.23	.283	3.81	3.48	92	9.50	25.5
11	Greg Harris G. Harris	85	927.1	397	51	58	.468	73	3.52	665	3	0	28	850	363	419	77	414	26	160	55	3,972	45	6.45	4.02	1.61	0.75	16.7	10.4	1.36	.277	4.07	3.87	97	8.25	13.3
12	Doug Drabek D. Drabek	85	1494.1	226	99	70	.586	217	3.11	896	36	16	0	1,353	517	570	125	387	24	3	26	6,072	36	5.40	2.33	2.32	0.75	14.8	6.4	1.16	.265	3.43	3.51	94	8.15	34.6
13	Mike Scott M. Scott	86	1183.1	172	77	56	.579	171	3.07	1,025	36	17	0	928	404	440	109	336	19	1	37	4,780	22	7.80	2.56	3.05	0.83	21.4	7.0	1.07	.249	3.35	3.15	89	7.06	51.3
14	Orel Hershiser O. Hershiser	86	1367.2	200	86	71	.548	195	3.05	918	42	14	2	1,241	463	521	76	415	35	3	59	5,685	49	6.04	2.73	2.21	0.50	16.1	7.3	1.21	.275	3.43	3.16	88	8.17	66.8
15	Greg Maddux G. Maddux	86	1442.0	212	95	75	.559	208	3.35	937	42	13	0	1,352	536	615	82	455	44	3	70	6,036	28	5.85	2.84	2.06	0.51	15.5	7.5	1.25	.281	3.84	3.27	86	8.44	83.2
16	Nolan Ryan N. Ryan	87	1383.1	213	78	69	.531	213	3.26	1,585	20	7	0	998	501	560	102	569	48	0	18	5,696	80	10.31	3.70	2.79	0.66	27.8	10.0	1.13	.264	3.64	2.80	75	6.49	148.6
17	Chuck Finley C. Finley	87	1198.2	217	73	62	.541	160	3.45	839	26	6	0	1,131	460	508	101	510	25	24	17	5,063	36	6.30	3.83	1.65	0.76	16.6	10.1	1.37	.287	3.81	3.83	95	8.49	28.6
18	David Cone D. Cone	87	1267.0	201	84	51	.622	172	3.10	1,227	34	15	1	1,059	437	489	92	460	32	9	25	5,255	68	8.72	3.27	2.67	0.65	23.3	8.8	1.20	.281	3.47	2.97	81	7.52	93.8
19	Bill Swift B. Swift	88	803.0	260	34	34	.500	87	3.53	314	10	3	25	840	315	365	35	248	28	64	22	3,389	22	3.52	2.78	1.27	0.39	9.3	7.3	1.35	.291	4.09	3.59	91	9.41	33.5
20	Bruce Hurst B. Hurst	88	1537.0	220	101	64	.612	219	3.44	1,136	62	18	0	1,456	588	639	150	430	10	0	26	6,348	38	6.65	2.52	2.64	0.88	17.9	6.8	1.23	.283	3.74	3.44	88	8.53	76.9
21	Danny Darwin D. Darwin	89	1086.1	295	62	56	.525	116	3.37	762	17	2	15	1,001	407	445	98	293	30	76	45	4,504	20	6.31	2.43	2.60	0.81	16.9	6.5	1.19	.272	3.69	3.45	93	8.29	31.1
22	Jack McDowell J. McDowell	89	906.0	132	59	39	.602	132	3.49	633	33	4	0	811	351	376	73	308	27	0	16	3,763	34	6.29	3.06	2.06	0.73	16.8	8.2	1.24	.271	3.74	3.56	91	8.06	35.4
23	Jim Abbott J. Abbott	89	847.0	125	47	52	.475	125	3.49	508	20	4	0	866	328	369	55	287	18	0	18	3,589	15	5.40	3.05	1.77	0.58	14.2	8.0	1.36	.298	3.92	3.52	88	9.20	44.5
24	Mark Gubicza M. Gubicza	90	1285.1	201	80	68	.541	190	3.67	881	33	11	0	1,254	524	570	70	466	33	2	24	5,452	62	6.17	3.26	1.89	0.49	16.2	8.5	1.34	.296	3.99	3.29	84	8.78	90.1
25	Mark Langston M. Langston	90	1721.0	240	104	91	.533	239	3.67	1,529	61	14	0	1,507	702	781	165	733	29	1	15	7,207	51	8.00	3.83	2.09	0.86	21.2	10.2	1.30	.282	4.08	3.59	87	7.88	103.5