How to identify old Perkins

In many cases it is necessary to identify the Perkins® Engine Number in order to ascertain the correct engine kit for an application. All Perkins® Engines should contain one of the two following formats for engine numbering (dependent on the year of manufacture):

Pre 1978 Engine Numbers:

This system, which consists of a maximum of 13 digits, was used from 1966 to 1978. Another numbering method was used prior to 1966, which utilized a digit number with no reference to engine series.

Current (post 1978) Engine Numbers:

Where to find your Engine Number

Engine Family / Type Code

AA	1004.40	CN	T3.152.4	HR	404C-22T	PK	1106C-E66TA	UF	804C-33T
AB	1004.40T	DC	1103C-33	JD	4.203	RE	1104C-44	UK	804D-33
AC	1004.40T	DD	1103C-33T	JE	D4.203	RF	1104C-E44	UL	804D-33T
AD	1004.40TW	DE	1103C-33TA	JF	G4.203	RG	1104C-44T	VK	1106C-E60TA
AE	1004.40	DF	1103B-33	JG	4.203.2	RH	1104C-E44T	XK	1103D-33
AG	1004.40	DG	1103B-33T	KR	104.22	RJ	1104C-44TA	XL	1103D-33T
AH	1004.40T	DJ	1103A-33	LA	4.212	RK	1104C-E44TA	XM	1103D-33TA
AJ	1004.40	DK	1103A-33T	LD	4.236	RR	1104A-44	YA	1006.60
AK	1004.40T	ED	4.108	LE	G4.236	RS	1104A-44T	YB	1006.60T
AL	1004.40TA	GK	403D-15	LF	4.248	RT	1104A-44TA	YC	1006.60T
AM	1004.40T	GL	403D-15T	LG	4.248.2	TC	6.354	YD	1006E-60T
AP	1004.40	GN	404D-22	LH	C4.236	TE	T6.354	YE	1006.60
AQ	1004.40T	GP	404D-22T	LJ	T4.236	TG	6.354.1	YG	1006.60
AR	1004.42	GR	404D-22TA	NC	4.318	TH	T6.354.1	YH	1006.60T
AS	1004.42	GS	403D-17	NH	1104D-E44T	TJ	6.354.2	YJ	1006.60TA
AT	1004.40TA	GU	403A-15	NJ	1104D-E44TA	TK	C6.354.2	YK	1006.60TW
CD	3.152	GV	404A-22	NK	1104D-44	TT	TC6.354.1
CE	D3.152	HL	403C-15	NL	1104D-44T	TU	T6.354.4
CF	G3.152	HM	403C-17	NM	1104D-44TA	TW	6.354.4
CM	3.152.4	HP	404C-22	PJ	1106D-E66TA	UE	804C-33

A	Air Cooled	D	Direct Injection	G	Gasoline	W	Water Cooled
C	Compensated	E	Electric	T	Turbo

Yes of Manufacture Code

A	1974	G	1980	N	1986	W	1992	D	1998	K	2003	T	2009
B	1975	H	1981	P	1987	X	1993	E	1/1/99-3/31/99	L	2004	U	2010
C	1976	J	1982	S	1988	Y	1994	F	4/1/99-12/31/99	M	2005	V	2011
D	1977	K	1983	T	1989	A	1995	G	2000	N	2006	W	2012
E	1978	L	1984	U	1990	B	1996	H	2001	P	2007	X	2013
F	1979	M	1985	V	1991	C	1997	J	2002	R/S	2008	Y	2014

Source: https://maxiforce.com