OEM	OEM	Description	Used on
2634W		Screw, No. 8-32 x 1/2 rd. hd. (2)
2635	025A	8-32 N.C. x 1/2" Round head screw
2635-30		Left rocker plate	1941 to 1950 Servi-Cars, 1942 & 1943 Model WLC
2636-30		Right rocker plate	1941 to 1950 Servi-Cars, 1942 & 1943 Model WLC
2636-30A		Rocker plate (2)	1930 to 1950, 1932 to 1940-Servi-Cars
26362-36	701-36	Check valve spring cover screw	1937 to 1952 -- all twins, 1953 to 1957 -- G models
26363-36	703-36	Check valve spring	1937 to 1955 -- all twins, 1956 & 1957 -- G models
26363-56		Check valve spring	1956 & 1957 -- 74" OHV
26367-36	707-36	By-pass valve cover screw	1937 to 1952--all twins, 53 to 57-G models
26367-38		By-pass valve cover screw	1937 to 1952-,all twins, 1953 & 1954--Servi-Cars
26368-36	711-36	By-pass valve adjusting screw	41 to 52--OHV
26369-41	711-41	By-pass valve adjusting screw	41 to 57--all W & G models, 41 to 48-74" & 80" twins
2636W		Screw, No. 8-32 x 5/16 rd. hd.
26373-41	713-41	By-pass valve spring	41 to 57--all W & G models,41 to 48-74" & 80" sidevalves
26374-42	713-42	By-pass valve spring	41 to 52--OHV
26374-52		Oil pump relief valve spring (2)	53 to early 54-74" OHV
26374-54		Oil pump relief valve spring	Later 54 to 57-74" OHV
26377-54		Oil pump relief valve plug	Later 54 to 57-74" OHV
2638	027	8-32 N.C. x 5/8" Round head screw
2638-36		Set of rocker plate studs and bushings	1941 to 1950 Servi-Cars, 1942 & 1943--model WLC
		Part 2638-36 (Set of rocker plate studs and bushings) consists of:
		0129: 3/8"-24 N.F. x 1/4" x 9/16" hexagon nut
		2639-31: Front rocker plate stud
		2640-31: Rear rocker plate stud
		2642-30: Front rocker plate stud nut lock
		2642-31A: Rear rocker plate stud nut lock
		2643-31: Rocker plate stud nut, inside
		2645-30: Rocker plate stud bushing
2638-36A		Set of rocker plate studs and bushings	1930 to 1950--Solo, 1932 to 1940--Servi-Cars
		Part 2638-36A (Set of rocker plate studs and bushings) consists of:
		0231: Front rocker plate stud washer
		2640-30A: Left front rocker plate stud
		2640-30B: Right front rocker plate stud
		2641-30: Brace bolt nut
		2642-30: Front rocker plate stud nut lock
		2642-40: Front rocker plate stud nut lock
		2644-30: Bottom stud nut
		2645-30A: Rocker plate stud bushing
2638-40		Fork rocker studs and bushings	WLA 1941-1952.
26381-37	715-37	By-pass ball retainer	37 to 57--all W & G models
26383-32	672-32	Chain oiler adjusting screw kit	33 to 57--all twins
26385-32		Chain oiler washer
2639-31		Front rocker plate stud	1941 to 1950 Servi-Cars, 1942 & 1943--model WLC
2640-30A		Left front rocker plate stud	1930 to 1950--Solo, 1932 to 1940--Servi-Cars
2640-30B		Right front rocker plate stud	1930 to 1950--Solo, 1932 to 1940--Servi-Cars
2640-30C		Rear rocker plate stud	1930 to 1950--Solo, 1932 to 1940--Servi-Cars
2640-30D		Front stand stud (2)	1930 to 1950
2640-31		Rear rocker plate stud	1941 to 1950 Servi-Cars, 1942 & 1943--model WLC
2640-31E		Rear rocker plate stud	1942 & 1943 WLC (With Front Stand)
2640-31K		Rear rocker plate stud (2)	1942 & 1943 model WLC (With Front Stand)
2640-39		Towbar stud (2)	1939 & 1940--Servi-Cars
2640-39A		Towbar stud	1940 to 1950--Servi-Cars
2640-40M		Rear rocker plate stud, long	WLA 1940-1952.
26400-524		011 pump valve (2)	1953 & 1954--74" OHV
26400-52A		Oil pump valve (2)	53 & early 54-74" OHV
26400-54		Oil pump valve	Later 1954 to 1957 -- 74" OHV
2641-30	7859	Brace bolt nut	1932 to 1950--Servi-Cars
2642-30		Front rocker plate stud nut lock	1930 to 1950--Solo, 1932 to 1940--Servi-Cars
2642-31A		Rear rocker plate stud nut lock	1941 to 1950 Servi-Cars, 1942 & 1943--model WLC
2642-32A	6404	Tow bar end spring washer	1939 to 1950
2642-40		Front rocker plate stud nut lock	1930 to 1950--Solo, 1932 to 1940--Servi-Cars
26423-52A		Oil pump plug	53 & 54-74" OHV
26424-50	3577-50	Oil pump cover oil pipe nipple	Later 50 to 57--OHV
2643-30A		Nut, rear axle
2643-31		Rocker plate stud nut, inside	1941 to 1950 Servi-Cars, 1942 & 1943--model WLC
2644-30	7863	Bottom stud nut	1929 to 1950
2644-41		Rocker plate rear stud spacer (2)	1941 to 1950--Servi-Cars, 1942 & 1943 model WLC