OMC UPPER AND LOWER GEARCASES

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OMC STERNDRIVE GEARCASES

DRIVE ASSEMBLIES
OMC COMPLETE DRIVE ASSEMBLIES
PART #	HORSEPOWER	DESCRIPTION	YEAR	DETAILS & NOTES
SW-130A	120 & 140	4 cyl. Elec. Shift	1966 thru 77	Low profile
SW-130B	120 & 140	4 cyl. Elec. Shift	1966 thru 77	Low profile T/C
SW-130C	155	V-6 Elec. Shift	1966 thru 77	Low profile
SW-130D	155	V-6 Elec. Shift	1966 thru 77	Low profile T/C
SW-130E	All V-8	V-8 Elec. Shift	1966 thru 77	Low profile
SW-130F	All V-8	V-8 Elec. Shift	1966 thru 77	Low profile T/C
SW-131A	120 & 140	4 cyl. Elec. Shift	1966 thru 77	High profile
SW-131B	120 & 140	4 cyl. Elec. Shift	1966 thru 77	High profile T/C
SW-131C	155	V-6 Elec. Shift	1966 thru 77	High profile
SW-131D	155	V-6 Elec. Shift	1966 thru 77	High profile T/C
SW-131E	All V-8	V-8 Elec. Shift	1966 thru 77	High profile
SW-131F	All V-8	V-8 Elec. Shift	1966 thru 77	High profile T/C
SW-134A	120 & 140	4 cyl. Mech. Shift	1978 thru 82	400 Series (white)
DRIVE ASSEMBLIES
OMC COMPLETE DRIVE ASSEMBLIES
PART #	HORSEPOWER	DESCRIPTION	YEAR	DETAILS & NOTES
SW-134B	120 & 140	4 cyl. Mech. Shift	1983 thru 86	400 Series (silver)
SW-135A	3.8	V-6 Mech. Shift	1978 thru 82	800 Series (white)
SW-135B	4.3	V-6 Mech. Shift	1983 thru 86	800 Series (silver)
SW-135C	All V-8	V-8 Mech. Shift	1978 thru 82	800 Series (white)
SW-135D	All V-8	V-8 Mech. Shift	1983 thru 86	800 Series (silver)
SW-137A	2.3	4 cyl. Mech. Shift	1986 thru 93	Cobra drive, small hub
SW-137B	3	4 cyl. Mech. Shift	1986 thru 90	Cobra drive, small hub
SW-137B1	3	4 cyl. Mech. Shift	1991 thru 93	Cobra drive, large hub
SW-137C	4.3	V-6 Mech. Shift	1986 thru 93	Cobra drive, large hub
SW-137D	5	V-8 Mech. Shift	1986 thru 93	Cobra drive, large hub
SW-137E	5.7	V-8 Mech. Shift	1986 thru 93	Cobra drive, large hub
SW-138A	7.4	V-8 Mech. Shift	1986 thru 93	Cobra drive, king hub
DRIVE ASSEMBLIES
OMC LOWER DRIVE ASSEMBLIES
PART #	HORSEPOWER	DESCRIPTION	YEAR	DETAILS & NOTES
SW-141A	All engines	Electric shift	1966 thru 77	Electric shift
SW-142A	2.5 & 3.0	400 Lower	1978 thru 82	400 (white)
SW-142B	2.5 & 3.0	400 Lower	1983 thru 86	400 (silver)
SW-143A	3.8 / 5.7	800 Lower	1978 thru 82	800 (white)
SW-143B	4.3 / 5.7	800 Lower	1983 thru 86	800 (silver)
SW-144A	2.5 & 3.0	Cobra lower sm.	1986 thru 93	Wide body sm. Carr.
SW-145A	4.3 / 5.8	Cobra lower lg.	1986 thru 90	Wide body lg. Carr.
SW-145B	3.0 thru 5.8	Cobra lower lg.	1991 thru 93	Wide body tabs carr.
SW-145C	4.3 / 5.8	Cobra lower lg.	1989 thru 93	Cobra counter rotation
SW-146A	7.4	King Cobra	1986 thru 93	King Cobra mech. Shft.
SW-146B	7.4	King Cobra	1986 thru 93	King Cobra counter
SW-146C	7.4	King Cobra	1986 thru 93	King Cobra direct drive.
DRIVE ASSEMBLIES
OMC UPPER DRIVE ASSEMBLIES
PART #	HORSEPOWER	DESCRIPTION	YEAR	DETAILS & TEETH #
SW-150A	120 & 140	4 cyl	1966 thru 77	High profile, 16/20
SW-150B	120 & 140	4 cyl	1966 thru 77	High profile T/C, 16/20
SW-150C	120 & 140	4 cyl	1966 thru 77	Low profile, 16/20
SW-150D	120 & 140	4 cyl	1966 thru 77	Low profile T/C, 16/20
SW-151A	All engines	V-6	1966 thru 77	High profile, 19/20
SW-151B	All engines	V-6	1966 thru 77	High profile T/C, 19/20
SW-151C	All engines	V-6	1966 thru 77	Low profile, 19/20
SW-151D	All engines	V-6	1966 thru 77	Low profile T/C, 19/20
SW-152A	All engines	V-8	1966 thru 77	High profile, 21/16
SW-152B	All engines	V-8	1966 thru 77	High profile T/C, 21/16
SW-152C	All engines	V-8	1966 thru 77	Low profile, 21/16
SW-152D	All engines	V-8	1966 thru 77	Low profile T/C, 21/16
SW-154A	2.3 & 3.0	4 cyl	1978 thru 82	400 (white) R/H, 21/18
SW-154B	2.3 & 3.0	4 cyl	1983 thru 86	400 (silver) L/H, 21/18
SW-155A	3.8	V-6	1978 thru 82	800 (white) R/H, 21/20
SW-155B	3.8	V-6	1983 thru 86	800 (silver) L/H, 21/20
SW-155C	4.3	V-6	1985 thru 86	800 (silver) L/H, 21/19
SW-156A	5	V-8	1978 thru 82	800 (white) R/H, 21/17
SW-156B	5	V-8	1983 thru 86	800 (silver) L/H, 21/17
SW-156C	5.7	V-8	1978 thru 82	800 (white) R/H, 21/16
SW-156D	5.7	V-8	1983 thru 86	800 (silver) L/H, 21/16
SW-157A	2.3	4 cyl	1986 thru 93	Cobra Drive, 21/21
SW-157B	3	4 cyl	1986 thru 93	Cobra Drive, 21/18
SW-157C	4.3	V-6	1986 thru 93	Cobra Drive, 21/19
SW-157D	5	V-8	1986 thru 93	Cobra Drive, 21/17
SW-157E	5.7 / 5.8	V-8	1986 thru 93	Cobra Drive, 21/16
SW-157D	7.4	V-8	1986 thru 93	Cobra Drive, 21/17
SW-158A	7.4	V-8	1986 thru 93	Cobra Drive cone shift