Dave Lemanczyk career ERA

• Best season on file: 3.71 in 1979.
• Most recent: 4.75 in 1980.

Figures come from ESPN's box scores and were last read on September 22, 2026.

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Dave Lemanczyk career ERA, season by season

Season↓	Team↓	GP↓iGP: Games the player appeared in, however briefly.	W↓iW: Games in which this pitcher was credited with the win.	L↓iL: Games in which this pitcher was charged with the loss.	ERA↓iERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.	IP↓iIP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.	K↓iK: Batters this pitcher struck out.	BB↓iBB: Times the batter reached first base on four balls.	WHIP↓iWHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite.	SV↓iSV: Games finished by protecting a narrow lead to the last out.
1973	DET	1	0	0	11.57	2.1	0	0	1.71	0
1974	DET	22	2	1	4.00	78.2	52	44	1.56	0
1975	DET	26	2	7	4.46	109.0	67	46	1.52	0
1976	DET	20	4	6	5.09	81.1	51	34	1.48	0
1977	TOR	34	13	16	4.25	252.0	105	87	1.45	0
1978	TOR	29	4	14	6.26	136.2	62	65	1.72	0
1979	TOR	22	8	10	3.71	143.0	63	45	1.27	0
1980	TOR/LAA	31	4	9	4.75	110.0	29	42	1.64	0

What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV