1G OEM Camshafts

USDM OEM

Stamp to Lift

ID Mark	Base circle	Toe	Cam lift	Net lift
A	1.181	1.395	.214	.3638
B	1.178	1.372	.194	.3298
C	1.180	1.372	.192	.3264
F	1.178	1.371	.193	.3281
I	1.180	1.386	.206	.350
J	1.180	1.396	.216	.3672
K	1.180	1.372	.192	.3264
R7/R1	1.180	1.395	.215	.3655

4G6x DOHC
Listed is the open/close, (duration), cam height, and lift.
Letter= Cam ID mark

Intake
A-26/46 (252) 35.49 9.5mm
B-21/43 (244) 35.20 9.0mm
C-23/57 (260) 35.79 10mm
D-21/51 (252) 35.49 9.5mm
E-16/48 (244) 35.20 9.0mm
F-26/38 (244) 35.20 9.0mm
G-18/62 (260) 35.79 10mm
H-Unassign
I-Unassign
J-21/51 (252) 34.91 8.5mm
K-18/62 (260) 35.38 9.3mm

Exhaust
A-55/9 (244) 35.20 9.0mm
B-Unassign
C-57/15 (252) 35.49 9.5mm
D-54/18 (252) 35.49 9.5mm
E-43/17 (240) 34.91 8.5mm
F-53/07 (240) 34.91 8.5mm
G-63/21 (264) 35.49 9.5mm
H-63/21 (264) 34.91 8.5mm
I-Unassign
J-57/15 (252) 34.91 8.5mm
K-Unassign

Valve Positions

I/E	N/M/AT	Open BTDC	Close ATDC	Lobe height (mm)	Limit (mm)
Intake	NT	26	46	35.493	34.993
	MT	21	51	35.493	34.993
	AT	21	51	35.200	34.700
Exhaust	NT	55	9	35.200	34.700
	AT	55	9	35.200	34.700
	MT	55	9	35.493	34.993

EUDM OEM

Stamp to Lift

Camshaft - DOHC
I/E	ID mark:	in.	mm
Intake	A, D	1.3972	35.49
	B, C, E, F	1.3858	35.20
Exhaust	A	1.3858	35.20
	C	1.3972	35.49
	E, F	1.3744	35.91

Valve Positions

Year	I/E	O/C	(B,C)	(A,A)	(D,C)	(A,E)
1993	Intake	Open BTDC	21"	26"	21"	16"
		Close ATDC	43"	46"	51"	48"
	Exhaust	Open BTDC	57	55"	57"	55"
		Close ATDC	18"	9"	15"	9"
			(A,A)	(B,C)	(D,C)	(E,A)
1992	Intake	Open BTDC	26"	21"	21"	16"
		Close ATDC	46"	43"	51"	48"
	Exhaust	Open BTDC	55"	57"	57"	55"
		Close ATDC	3"	15"	15"	9"
			Turbo	N\T
1990-91	Intake	Open BTDC	21"	26"
		Close ATDC	51"	46"
	Exhaust	Open BTDC	55"
		Close ATDC	9"

Aftermarket

• https://www.dsmtuners.com/threads/4g63-camshaft-manufacturers-and-models.511413/

CAPS data

(german)

 Camshaft, intake: MD153632/MD335757
 Camshaft, exhaust: MD153633

Online CAPS [En]

D22a - 1989.09.1 - 1994.03.3
Class	Sub-model	Trans	I/E	Part No./Replacement
MRHMLFJ	GS	4FA/T	Intake	MD128968/MD335751
			Exhaust	MD153633
MNHMLFJ	GS	5FM/T	Intake	MD128968/MD335751
			Exhaust	MD128969
D27a - 1989.09.1 - 1994.03.3
Class	Sub-model	Trans	I/E	Part No./Replacement
MRGFLFJ	GSR-4 (4WD)	4FA/T	Intake	MD153628/MD335755
			Exhaust	MD128969
MNGFLFJ	GSR-4 (4WD)	5FM/T	Intake	MD128974/MD335754
			Exhaust	MD128969

ECLIPSE(50G) - 2000/2WD(D22A) - 1989-1990
Class	Line	Trans	Emiss	I/E	Start	End	Application	Engine	Part No. / Replacement
MRHML4M	HIGH LINE	4FA/T	FED	Intake	01/1990.1	06/1990.3	A53 A55	DOHC W/O CHARG	MD128968 / MD335751
					07/1991.1	05/1992.3	B70 B83	DOHC W/O CHARG	MD128968 / MD335751
				Exhaust	01/1990.1	06/1991.3	A53 A55	ALL	MD128969
					07/1991.1	05/1992.3	B70 B83	DOHC W/O CHARG	MD128969
MNHML4M	HIGH LINE	4FA/T	FED	Intake	01/1990.1	06/1990.3	A53 A55	DOHC W/O CHARG	MD128968 / MD335751
					07/1990.1	06/1991.3	A55	ALL	MD128968 / MD335751
					07/1991.1	05/1992.3	B70 B83	DOHC W/O CHARG	MD128968 / MD335751
				Exhaust	01/1990.1	06/1991.3	A53 A55	ALL	MD128969
					07/1991.1	05/1992.3	B70 B83	DOHC W/O CHARG	MD128969
MNHFL4M	HIGH LINE (TURBO)	5FM/T	FED	Intake	01/1990.1	06/1990.3	ALL	DOHC+T/C-W/CLR	MD128974 / MD335754
				Exhaust	01/1990.1	06/1991.3	ALL	ALL	MD128969
MNPFL4M	PREMIUM LINE (TURBO)	5FM/T	FED	Intake	07/1991.1	05/1992.3	ALL	DOHC+T/C-W/CLR	MD128974 / MD335754
				Exhaust	07/1991.1	05/1992.3	ALL	DOHC+T/C-W/CLR	MD128973
ECLIPSE(50G) - 2000/4WD(D27A) - 1989-1990
Class	Line	Trans	Emiss	I/E	Start	End	Application	Engine	Part No. / Replacement
MRGFL4M	SPECIAL LINE (TURBO/4WD)	4FA/T	FED	Intake	07/1991.1	05/1992.3	ALL	4FA/T	MD153628
				Exhaust	07/1991.1	05/1992.3	ALL	4FA/T	MD128969 / MD335755
MNGFL4M	SPECIAL LINE (TURBO/4WD)	5FM/T	FED	Intake	01/1990.1	06/1990.3	E61	ALL	MD128974 / MD335754
					07/1991.1	05/1992.3	B72	5FM/T	MD128974 / MD335754
				Exhaust	01/1990.1	06/1990.3	E61	ALL	MD128969
					07/1991.1	05/1992.3	B72	5FM/T	MD128973